Mattos Filho > Rio de Janeiro, Brazil > Firm Profile

Mattos Filho
RIO DE JANEIRO, RJ , CEP 22210-901

Brazil > Banking and finance Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a multi-faceted team offering strong expertise in corporate finance, regulatory matters, and emerging markets such as fintech and payments. The firm has strong relationships with most of the domestic and international banks, and on the transactional front is especially strong in project and acquisition finance, debt capital markets, structured debt and export finance. Among the partners, Frederico Kerr Bullamah has a strong track record in cross-border financings and is highlighted as ‘very skilled in negotiations and in solving complex situations‘. Bruno Mastriani Simões Tuca regularly advises on securitisations and other forms of structured finance; debt capital markets and project finance are core areas for Marina Anselmo Schneider; while in Rio de Janeiro, Pablo Sorj is active in energy and infrastructure related financings. Since publication, Pedro Eroles left the firm, effective August 2022.

Practice head(s):

Frederico Kerr Bullamah; Bruno Mastriani Simões Tuca; Marina Anselmo Schneider


‘Mattos Filho is full service and has teams with technical excellence in all areas that we need. They are always available and respond with quality and speed.’

‘They meet the deadlines indicated and add a lot of value in the operation. What sets them apart is the in-depth knowledge of credit and the investment fund industry.’

‘Frederico Kerr Bullamah is proactive in solving problems and very skilled in negotiations and solving complex situations.  Frederico has a lot of experience in financing operations and in general financial or capital markets . For me, he is a reference in financing and funding operations, I rely very much on his work.’

Bruno Tuca, Flavia Magliozzi, Mariane Kondo and Cesar Rizzo: great knowledge of the market and the client, in addition to being careful with the draft documents.’

Key clients

Câmara de Comercialização de Energia Elétrica

Inter-American Development Bank

InterCement Brasil

Banco Itaú BBA

XP Corretora de Cambio Títulos e Valores Imobiliário

Nordex Energy Brasil – Comércio e Indústria de Equipamentos

Inter-American Investment Corporation (IDB Invest)

Klabin Austria

All4Labels Management

Goldman Sachs





Mercado Pago



Goldman Sachs


Société de Promotion et de Participation pour la Coopération Economique  – Proparco

DEG – Deutsche Investitions- Und Entwicklungsgesellschaft

GOL Linhas Aéreas Inteligentes

Work highlights

  • Advised Fiat Chrysler Automobiles/Stellantis with respect to legal and regulatory aspects of Brazilian law applicable to financial institutions’ change of control in connection with the $52bn merger between Fiat Chrysler Automobiles and Peugeot.
  • Advised CCEE in obtaining a R$15bn-plus financing from a number of major financial institutions, supported by a provisional measure sanctioned by Brazil’s president (MP 950), which dealt with temporary emergency measures for the electricity sector during the Covid-19 pandemic.
  • Advised the Inter-American Investment Corporation, acting as agent on behalf of the Inter-American Development Bank, to Companhia de Saneamento Básico do Estado de São Paulo (SABESP), on a R$950m unsecured loan to finance SABESP’s capital expenditures, including infrastructure improvements.

Brazil > Capital markets Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados' market-leading capital markets team maintains a balanced practice, with top-quality expertise in both debt and equity issues. The firm has strong relationships with the market's major banks and investors, including key investment funds, and the firm's corporate team also ensures a regular flow of issuer mandates. Its transactional work, which includes domestic and cross-border listings, is complemented by strong support in securities regulation. Key partners on the debt side include Frederico Kerr Bullamah, Flavia Magliozzi, Marina Anselmo Schneider and Bruno Mastriani Simões Tuca, who have established an excellent track record on banking and structured products. Vanessa Fiusa and Jean Marcel Arakawa are especially strong on the equity side.


‘Mattos Filho advises us on virtually all of our capital market and financing operations, local and international. Mattos Filho was able to serve us, with a lot of technical quality, in all the areas necessary for the success of our operations.’

‘The capital market team is accessible, responding to us quickly and with quality. The team has knowledge in the topics discussed and proposes quick solutions.’

‘We appreciate the accessibility and depth of knowledge of the partner Frederico Ker Bullamah, who is always available and bringing us quick answers and various solutions in all topics that are the subject of discussions.’

Vanessa Fiusa, Henrique Antunes, Yasmin Tomaino and Vivian Hatushikano are certainly a great differential in the process. Henrique has a complete vision and manages to coordinate everyone, shareholders, others. Their team was incredible in their professionalism and attention to detail. Vanessa led the beginning of the project with a lot focus, pointing out our obstacles with her rich knowledge in this sector. Also Flavia Magliozzi, who was more than dedicated and with complete knowledge of the process.’

Technical qualification of partners and lawyers; Provides services quickly, without losing the quality of the work; Partnership of partners in structuring and discussing new transactions; Availability of partners and lawyers; Active participation in operations, supporting the client in negotiations and preparation of documents.’

Key clients



XP investimentos

Banco Santander

Banco Itaú

BRK Ambiental Participações

Guararapes Confecções

Mateus Supermercados

Lojas Quero-Quero

Advent International Corporation

3R Petroleum e Participações


Pet Center Comércio

Banco BTG Pactual

Sociedade Educacional Leonardo da Vinci

Banco Safra

Goldman Sachs


Work highlights

  • Brazilian counsel to Klabin on its $500m bond issue.
  • Advice to Ultrapar Participações and Ipiranga Produtos de Petróleo as guarantors on a $350m bond issue by Ultrapar International.
  • Advised XP Investimentos Corretora de Câmbio, Títulos e Valores Mobiliários and other underwriters on a R$597m issuance of unsecured debentures by IRB-Brasil Resseguros.

City focus - Brasilia > Litigation Tier 1

The ‘exceptional‘ litigation team at Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados is entrusted by heavyweight clients across various industries in sensitive disputes. The firm’s strong experience in complex cases sees it representing clients in cases before the Supreme Federal Court and Superior Court of Justice, and its experience also extends to proceedings before courts in the Centre West region and in the 1st Federal Regional Court. Brasília-based dispute resolution expert Maricí Giannico has a focus on appellate litigation, with particular specialisms in administrative law litigation, as well as energy and regulatory matters. Also of note are the firm’s experienced associates, including Marina de Mello Cerqueira Zarur, Frederico Bastos Pinheiro Martins and Rafael Sonda Vieira. São Paulo-based litigator Flavio Pereira Lima is also noted. Since publication, Diego Herrera de Moraes joined from HD Advogados in July 2022.


The Mattos Filho litigation team is exceptional. The service is personalised. Lawyers are always very engaged with their clients’ cases.’

Frederico Bastos Martins and Flavio Pereira Lima are recommended.’

Key clients

CESP – Cia Energética de São Paulo

Bunge Alimentos

IBM Brasil

Associação Brasileira da Infraestrutura e Indústria de Base

Instituto Brasileiro do Petróleo

Chubb Seguros Brasil

Grupo Oncoclínicas

Votorantim Cimentos

VRG Linhas Aéreas

Enel Distribuição Goiás

Instituto de Defesa do Direito de Defesa

Allianz Seguros

Fiat Chrysler Automóveis Brasil

Sanofi Pasteur Brasil

Magazine Luiza

Associação Brasileira de Distribuidores de Energia Elétrica

Iveco Magirus Brandschutz-Technik

CNH Industrial Brasil

Facebook Brasil


Gatesair do Brasil


Work highlights

  • Assisted WhatsApp in its engagement with the Electoral Superior Court to collaborate and support Brazilian electoral justice on the challenge of combating fake news.
  • Represents CAOA in three appeals in course at the Superior Court of Justice. All the cases arose from an execution originally filed by Banco Santos (now bankrupt) regarding loans made by the bank to CAOA.
  • Represents IDDD in Class Action No. 0019161-30.2011.4.01.3400, filed against the federal government, aiming to readjust the architecture of certain rooms in federal prisons.

City focus - Brasilia > Tax Tier 1

The Brasília-based tax team at leading full-service firm Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados is noted for its 'technical knowledge, performance in the higher courts, agility and availability'. Across its offices, the firm fields one of the largest tax departments in the country, which is equipped to assist in contentious and non-contentious matters. Tax litigator Ariane Costa Guimarães is a name to note in Brasília; she has strong experience in cases before the Supreme Federal Court and the Superior Court of Justice. Working alongside her is Leandro Bettini Lins de Castro Monteiro, who has particular expertise in administrative proceedings. The department received a further boost in January 2021 with the arrival of senior associate Alberto Frederico Teixeira Soares Carbonar, who joined from Caputo, Bastos & Serra Advogados.


Every time I contacted the members of the office, I was extremely well attended. The technical capacity of lawyers, especially Dr. Ariane, is exceptional.’

Partnership, expertise in litigation, partner dealing directly with the client.

Dr. Ariane is an extremely committed lawyer, who seeks the best development and resolution of the problem. She is very technical and has extensive knowledge in the segment in which she operates.’

Technical knowledge, performance in the higher courts, knowledge of the clients’ work sector, agility and availability.’

Key clients


L’Oreal Brasil Comercial de Cosméticos

IMC Saste – Construções, Serviços e Comércio

Associação Paulista de Fundações

Sindicato Nacional das Empresas Distribuidoras de Combustíveis e de Lubrificantes – Sindicom

Associação Brasileira das Empresas de Tecnologia da Informação e Comunicação – Brasscom

IDV – Instituto para Desenvolvimento do Varejo

Heineken Brasil

Supervia – Concessionária de Transporte Ferroviário

ABRADEE – Associação Brasileira de Distribuidores de Energia Elétrica

Grupo Ultra

Grupo Pão de Açúcar

Mar Capital Gestão de Recursos

Johnson & Johnson Industrial

Fundação Sistel de Seguridade Social

Work highlights

  • Represented Sindicato Nacional das Empresas Distribuidoras de Combustíveis e de Lubrificantes – Sindicom as amicus curiae in a Direct Unconstitutionality Lawsuit, before the Supreme Court, which was ruled in favour of the client’s interest.
  • Represented ABRADEE – Associação Brasileira de Distribuidores de Energia Elétrica in a lawsuit regarding ICMS on sales of electric power, including work before the Supreme Court, which was ruled in favour of the client’s claim.
  • Represented Companhia Brasileira de Distribuição in a lawsuit filed to obtain the right to collect PIS and COFINS without ICMS in their calculation basis.

Brazil > Competition and antitrust Tier 1

'A first choice for Brazilian merger control cases', Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has the size, experience and resources to handle complex merger filings involving major companies in domestic and international transactions. Of particular note is the firm's impressive track record in negotiating remedies in merger cases with CADE. The competition team is also well versed in conduct investigations, including in the negotiation of leniency agreements and settlements. Its clients are active across multiple sectors, and benefit from the firm's full-service offering, which allows it to field multi-disciplinary teams to cover related issues involving regulatory, corporate and compliance matters, among others. Renata Fonseca Zuccolo Giannella and Lauro Celidonio Gomes dos Reis Neto stand out for their ability to 'assess with a high degree of accuracy the outcome of a case and to then strategically work towards achieving this outcome'. In a significant move, Eduardo Frade joined the firm from Vinicius Marques de Carvalho Advogados in August 2021. Other key contacts include Michelle Marques Machado, Marcio Dias Soares and New-York based antitrust partner Amadeu Ribeiro. Senior associates Frederico Bastos Pinheiro Martins, Ana Carolina Estevão and Paula Camara Baptista de Oliveira are also noted.


A great differential of the office is the quality of the multidisciplinary team, which makes them the preferred office for projects of this nature.’

Maria Fernanda de Almeida Prado e Silva, Michelle Marques and Paulo Marcos Rodrigues Brancher are partners of great capacity and competence.

The Mattos Filho competition law team are a first choice for Brazilian merger control cases. They are excellent at guiding clients through complex cases, in particular at anticipating questions from the officials at CADE and making bespoke submissions and presentations that help achieve the desired outcome for the client.

Lauro Celidonio Gomes dos Reis Neto and Renata Fonseca Zuccolo Gianella stand out among their peers in Brazil. This is due to their ability to guide clients through complex merger cases, to assess with a high degree of accuracy the outcome of a case that the client may realistically expect and to then strategically work towards achieving this outcome.’

Renata Fonseca Zuccolo Giannella is a star. She manages to reduce the complexity of the themes and always has a pragmatic solution to the challenges that are presented.’

Key clients

FCA – Fiat Chrysler Automobiles

Sumitomo Corporation



The Carlyle Group



International Paper

Raia Drogasil


Work highlights

  • Advised Fiat Chrysler Automobiles on obtaining antitrust clearance for the merger with Peugeot to create Stellantis, the fourth largest automaker in the world.
  • Advised Elanco on obtaining antitrust clearance for the $7.6bn global acquisition of Bayer’s animal health division.
  • Advised Naspers and OLX on obtaining antitrust clearance for the acquisition of OLX’s largest rival ZAP for a consideration of roughly R$3bn.

Brazil > Compliance Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has successfully established a leading reputation in various practice areas in Brazil, and its compliance and corporate ethics department is no exception. Retained by household name companies for assistance in high-profile investigations, leniency agreement negotiations and corporate crisis management, the department balances a broad and busy workload in the area of compliance. Of particular note is the full-service firm’s coverage of a multitude of practice areas; in investigations, this means the team is able to assist in probes involving allegations of employee misconduct, sexual and moral harassment, environmental law violations and personal data and cybersecurity breaches. Thiago Jabor Pinheiro‘s broad anti-corruption expertise sees him regularly advising on internal and government investigations and enforcement; Renato Tastardi Portella draws on over 25 years of experience and advises on corporate governance, anti-corruption compliance, government investigations and enforcement; and Kevin Michael Altit has vast expertise in crisis management, where he acts for well-known public and private companies. Other active members of the team include compliance, IT and public law specialist Thiago Luís Sombra, associate Luiza Mussoi Cattley, and Marcel Alberge Ribas, who was promoted to partner in April 2021.


Ability to adapt and understand the client’s business processes. Elements: 1) Excellence of professionals in tax matters; 2) internal governance structure; business ethics.’

Key clients



J. Malucelli




FCA Group

Crédit Agricole



Advent International

Goldman Sachs



Anglo American




Allied Tecnologia


Work highlights

  • Represents Keppel before the Brazilian authorities, including in connection with the performance of leniency obligations.
  • Retained by Vale’s Extraordinary Independent Consulting Committee for Support and Recovery to provide legal advice in connection with the failure of Dam I of the Córrego do Feijão iron ore mine in Brumadinho.
  • Provided compliance and legal assistance to Facebook in several matters, including a criminal investigation before the Brazilian Federal Supreme Court and parliamentary inquiry committees with potential criminal and regulatory consequences before the Brazilian Congress and the São Paulo State House of Representative.

Brazil > Corporate and M&A Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has long been at the forefront of the Brazilian M&A market, where it is well versed in high-profile and high-value deals. The breadth of its practice – covering key sectors such as life sciences, technology, renewable energy, agribusiness, real estate and others – is matched by its size and geographic coverage, where it has dedicated lawyers based in São Paulo, Rio de Janeiro, London and New York. The firm’s extensive D&I programme is structured in five pillars, covering gender equality, LGBTIQAP+ rights, racial equity, rights of people with disabilities, and religious freedom, and sees the firm and its staff participating in social projects, awareness campaigns and volunteering. The firm’s well-established pro bono programme goes from strength to strength; in the period January to December 2020, the firm reported an increase of 122% in the number of pro bono cases opened. Sustainability is another area of focus for the firm, which, in 2020, joined the UN Global Compact advocacy campaign, signing a commitment to zero its carbon emissions by 2050. In a relevant development in 2021, the firm launched its internal Conecta initiative, which focuses on flexibility, efficiency and well-being. In corporate and M&A, Maria Fernanda de Almeida Prado e Silva often advises large companies on mergers, acquisitions, joint ventures, corporate governance and reorganisations, and is particularly active in deals involving publicly held corporations; Marcelo Sampaio Góes Ricupero is particularly prominent in distressed M&A and cross-border deals; Paula Vieira de Oliveira‘s practice has an emphasis on private equity transactions, where she works with leading funds active in the region; and Luciana Pietro Lorenzo, who draws on her previous experience as in-house counsel for a Brazilian fund, balances a broad corporate and M&A practice. Other leading practitioners include João Ricardo de Azevedo Ribeiro, Moacir Zilbovicius and Pedro Whitaker De Souza Dias. Fernando Amendola and associate Rafaella Barbosa Boccia and João Marcelino Cavalcanti Júnior (who made partner in April 2022) are also noted. The department was further strengthened by the arrival of highly regarded corporate law expert Tomás Neiva in 2021.


Mattos Filhos’ team have deep knowledge and experience in any corporate transactional matters, and are always quick and responsive.’

The firm has a very high-level team of lawyers, giving confidence that the issues will be dealt with in the best possible way.’

Without a doubt, the team is the most qualified we have ever worked with.’

Excellent customer orientation. I would highlight Fernando Amêndola, João Cavalcanti and Rafaella Boccia.’

Key clients




Cogna (Kroton)




General Atlantic


Goldman Sachs

Grupo Ultra

J. Malucelli



Patria Investimentos



Vinci Partners

Warburg Pincus

XP Private Equity

Work highlights

  • Represented Avon Group in an all-share merger transaction between Natura Cosméticos and Avon Products, which resulted in the high-profile acquisition of Avon by Natura.
  • Advised International Paper do Brasil in the sale of its corrugated packaging business located in Brazil.
  • Advised Vinci Capital Gestora de Recursos on the acquisition, by its private equity fund Vinci Capital Partners III H Fundo de Investimento em Participações Multiestratégia, of a minority stake in Banco Agibank.

Brazil > Dispute Resolution: Litigation Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a notable track record for advising market-leading clients from a range of industries, most notably energy, technology, financial services and consumer goods, in a range of litigation mandates spanning the corporate, administrative, regulatory and pre-litigation spheres. Key areas of strength for the department include multimillion-dollar disputes involving public law issues and government entities, post-M&A conflicts, sensitive political matters and administrative misconduct claims. The department has recently witnessed significant growth in cases involving insurance, construction, environment and restructuring-related contentious matters. The dispute resolution team also plays a key role in the firm’s pro bono initiatives, having represented several clients in immigration, LGBTQ and Covid-19 related litigation. Maria Abreu de Moura Guido, who is proficient in securities litigation and arbitration, and Nicole Moreira de Barros Reis, a key contact for technology companies, were recently welcomed to partnership. Flavio Pereira Lima is a standout name; he handles disputes related to M&A, telecoms, banking and construction. Ricardo Junqueira, who focuses on corporate and infrastructure disputes, and Alex Hatanaka, who specialises in cases involving financial and capital market issues, are also key members of the team, as are civil litigator Fernando Dantas Motta Neustein and Maricí Giannico. Since publication, Diego Herrera de Moraes joined the Brasilia office from HD Advogados in July 2022.


‘Mattos has a very solid team of litigators, who have superb strategic thinking and long-term perspective on managing cases.’

‘Fernando Dantas is an exceptional litigator, who always provides practical, strategic and realistic advice on the management of cases.’

‘ Very good litigation team, with knowledgeable and very well prepared lawyers. Very hard working and committed, offering creative solutions to solve the client’s problems. Also a very good integration with other areas of the firm.’

‘It is recommended for the high technical quality of legal services provided by a multidisciplinary team, specialised in various legal disciplines, that works together to make the solution feasible for the Client.’

‘Partners Flávio Pereira Lima and Thiago Luis Santos Sombra are professionals who stand out for their technical competence, personal service and dedication to the Client’s cases.’

Key clients

Philip Morris Brasil Indústria e Comércio

Philip Morris Brasil

FCA Fiat Chrysler Automóveis Brasil

Garrett Motion Indústria Automotiva Brasil

Alphaville Jundiaí Empreendimentos Imobiliários

Atvos Agroindustrial

Companhia Energética de São Paulo – CESP


Heineken Brazil

CAOA Group

Porta dos Fundos Produtora e Distribuidora Audiovisual

Supervia Concessionária de Transporte Ferroviário


Raízen Group

Votorantim Cimentos

Gol Linha Aéreas

Starboard Asset


Brazilian Vegetable Oils Industry Association (ABIOVE)


Intercement Brasil

Facebook Serviços Online do Brasil


Work highlights

  • Represents Philip Morris in a healthcare cost recovery claim filed by the federal union seeking reimbursement for past and future healthcare expenses with the treatment of 27 diseases.
  • Represents Porta dos Fundos – a well-known Brazilian comedy producer – in a public civil action and several individual lawsuits concerning freedom of speech in the context of humour.
  • Acts for Supervia, a company that operates the public transportation service in the railway system in Rio de Janeiro, in several cases concerning unilateral requirements imposed by the state that alter the original concession standards.

Energy and natural resources > Hydrocarbons Tier 1

Energy and natural resources > Electricity (and renewable energy)

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has broad capabilities across the entire spectrum of mandates pertaining to power, and particularly excels in transactional and regulatory work. The team balances a busy workload, with a significant proportion of its deals involving M&A, financings, asset auctions and strategic alliances. Besides acting for electricity companies across the generation, distribution and transmission segments in sector-related transactions, regulatory issues and administrative proceedings, the department also offers legal support to private equity houses and financial institutions. Other areas of expertise include self-production and gas-to-power projects, as well as renewable energy mandates. Fabiano Ricardo Luz de Brito devotes his practice to the electricity sector, and has a wealth of experience in M&A transactions, project finance and litigation. In a recent highlight, a team led by Brito advised the National Energy Trading Chamber (Câmara de Comercialização de Energia Elétrica – CCEE) on the ground-breaking COVID Account financing mechanism. Sofia Barbosa recently joined from Ulhôa Canto, Rezende e Guerra Advogados to boost the regulatory practice.


‘Mattos Filho has teams with technical excellence in all areas of law that we need. They are always available and respond with quality and speed.’

‘The firm has a high delivery capacity, making it possible to conduct several processes at the same time, favouring the unification of the handling of issues with few interlocutors, but accelerating the deliveries we need through the involvement of its teams. Fabiano Ricardo Luz de Brito has an enormous ability to argue and negotiate with lawyers on the other side.’

‘Availability, speed of response, technical and market knowledge. Fabiano Luz de Brito and Sofia Barbosa are great.’

Key clients

Câmara de Comercialização de Energia

Elétrica – CCEE

AES Tietê Energia

Atem’s Distribuidora de Petróleo

Atlas Casablanca Comercializadora de Energia

Atlas Brasil Energia Holding

Brasil Energia Fundo de Investimento em Participações Multiestrategia – Brasil FIP

Cymi Construções e Participações

Comerc Comercializadora de Energia Elétrica

Cymi Construcoes e Participações

Echoenergia Participações

EDF EN do Brasil Participações

Elera Renováveis

Enel Brasil

Equatorial Power Distribution Companies

Equatorial Transmissora

Equinor and Equinor Energy Ventures Fund.

Fairfax Brasil Seguros Corporativos

Fundo de Investimentos em Participações em Infraestrutura Energias Renováveis

Pátria Infraestrutura III – FIP Multiestratégia – FIP III Pátria

Argo Co-Investimento FIP Multiestratégia – Argo FIP

XP Infra III Fundo de Investimento em Participações em Infraestrutura

Celeo Redes Brasil

Companhia Ferroligas Minas Gerais

Ligas de Alumínio

Neoenergia Renováveis

Work highlights

  • Advised Câmara de Comercialização de Energia Elétrica – CCEE in obtaining financing from Banco do Brasil, Banco Bradesco, Itaú, BNDES, Citibank, Banco Votorantim, Banco Safra, Credit Suisse, Banco Sumitomo, Banco BTG, JP Morgan, Banco ABC, Banco BOCOM, China Construction Bank and Banco Alfa.
  • Assisted Atem Distribuidora de Petróleo (a fuel trading and distribution company) in the sale of all its equity interest in Amazonas Energia and in Roraima Energia.
  • Advised AES Tietê Energia on the incorporation of a joint venture with Unipar Carbocloro, with the purpose of developing wind farms projects.

Energy and natural resources > Hydrocarbons Tier 1

Standing out for its experience in transactional and regulatory matters, Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has extensive oil and gas expertise, encompassing the gamut of sector-related matters (such as financings and stock and asset purchases), project agreements and contentious issues. In addition to its strong relationships with major exploration and production companies in Brazil, the team is also a popular choice among banks, private equity firms and natural gas distributors, which often seek assistance in acquisitions, lending transactions, commercial agreements, class actions and arbitration. With in-depth knowledge of oil and gas regulations, Giovani Loss steers the Rio de Janeiro-based team on a range of transactions, chiefly M&A. This is also a notable area of practice for Felipe Rodrigues Caldas Feres, who also brings a wealth of experience in contractual and regulatory issues. Other key individuals include Danielle Ludwig, who has a strong background in the oil and gas sector, and Bruno Chedid, whose track record features M&A, pipeline transportation matters and contract negotiation.


‘One of the most experienced teams in the oil and gas market in Brazil. Vast experience not only in regulatory matters, but also in complex transactions in the sector. Giovani Loss and Felipe Feres are great.’

‘Level of professionalism of the team, sophistication of advice and knowledge of the local market. Lawyers work in all or almost all major financing operations in the country.’

‘Giovani Loss is a national reference for financing transactions in the energy sector.’

‘Mattos Filho stands out in two distinct areas: level of service and knowledge of the oil and gas industry. They offer an exceptional level of service and are always readily available when needed with top professionals for contributing to legal issues. They are the type of law firm that readily seeks to solve problems and reduce risks, not simply point out risks. They are one of the most knowledgeable law offices in Brazil for oil and gas and stay up to date continually with practical application of their knowledge and review of new laws or jurisprudence.’

‘Felipe Feres is very knowledgable and experienced in gas law and sales agreements. An excellent professional in the area who can contribute to upstream, midstream or downstream negotiations for gas. Giovani Loss is an excellent leader of the O&G team at Mattos Filho who has successfully built a high performing team. Not only is he a solid leader of the team, but when needed he is also not afraid to “put on his boots” and join in detailed reviews or negotiations to assist in resolving challenges. He stays well up to date with the most recent laws and cases.’

Key clients

BW Offshore




Dislub Equador












Premier Oil



Atem Distribuidora de Petróleo

Work highlights

  • Advised Instituto Brasileiro de Petróleo e Gás – IBP (an association mainly formed by major oil companies) in matters regarding the bill of the New Gas Law.
  • Advised Sumitomo Mitsui, ING and Crédit Agricole during the acquisition by Trident Energy of 10 mature oil fields from Petrobras.
  • Assisted Ecopetrol in the acquisition of a stake in BM-S-54 and Sul de Gato do Mato oil blocks from Shell.

Brazil > Insurance Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados is a top choice for transactional, regulatory and litigation insurance matters. Its regulatory expertise sees it providing support on digital initiatives such as insurtech, blockchain and data privacy, as well as disciplinary administrative proceedings before SUSEP and PREVIC. The firm also has a strong track record in civil claims, including insurance, reinsurance and pensions disputes. Further support on the transactional front includes M&A, joint ventures, portfolio transfers and distribution agreements. Cassio Gama Amaral is one of the lead partners for insurance litigation and 'works with mastery in the regulation of claims and defends clients in complex demands', and Marcelo Mansur Haddad is a key contact for corporate and regulatory issues and is considered 'one of the biggest names in insurance law'. 'Exceptional attorney' Camila Leal Calais also offers strong regulatory support, including advice on risk management and disciplinary administrative proceedings. The highly regarded Thomaz Kastrup is active on the transactional side.


‘Excellent team, very capable and pragmatic, great negotiators, and commercially pragmatic.’

‘Very prepared firm. Quality teams and with availability to meet the demands.’

‘Mattos Filho’s insurance team is filled with competent professionals, specialized in the insurance market and dedicated exclusively to meet projects and demands of the area.’

‘Camila Calais is an exceptional attorney. She knows both the law and the market deeply. But maybe her best quality is that she always comes with creative solutions.’

‘Thomaz del Castillo Barroso Kastrup and Marcelo Mansur Hadad are fantastic lawyers, very responsive, and able to think outside the box, and consider the risk appetite of their client to ensure that the commercial objectives are achieved while securing appropriate legal protections.’

‘Thomaz Kastrup is competent, not only in the insurance industry, but has great knowledge of corporate and contractual legislation, as well as great expertise in negotiating complex contracts and M&A operations.’

‘Marcelo Mansur is one of the biggest names in insurance law and operates in complex operations in the sector.’

‘Cassio Amaral works with mastery in the regulation of claims and defends clients in complex demands in the judicial sphere involving claims and other issues. Exceptional in the administrative and judicial litigation of the insurance market.’

Key clients

CNP Assurances

IRB-Brasil Resseguros

Zurich Minas Brasil Seguros

Allianz Seguros

Chubb Seguros Brasil

Swiss Re Corporate Solutions Brasil Seguros

B3 – Brasil, bolsa e balcão

Pottencial Seguradora

HDI Seguros



Fairfax Brasil Seguros Corporativos

Austral Seguros

Seguradora Líder

Too Seguros

Prudential do Brasil Seguros de Vida


BMG Seguros

Junto Seguros

Fator Seguradora


Junto Seguros

BTG Pactual Seguradora

Quinto Andar Serviços Imobiliários


Willis Towers Watson

Horiens Risk Advisors

Argo Seguros Brasil

XP Corretora de Seguros

Mapfre Group

Companhia Energética de São Paulo

Enel Brazil

Work highlights

  • Advised B3 on (re)insurance registry system SRO and the development of a disruptive blockchain insurance and reinsurance platform with IRB.
  • Advised CNP on forming two new joint venture companies to explore, on an exclusive basis, “consórcio” products and life insurance, credit life insurance and pension products in the distribution network of Caixa Econômica Federal.
  • Advised Pottencial Seguradora and XP Private Equity I Fundo De Investimento em Participações Multiestratégia on selling a minority stake to XP.

Brazil > Labour and employment Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados remains a popular choice for high-end employment disputes, as well as broader strategic consulting and transactional-related labour issues. The firm was involved in several high-profile collective bargaining negotiations in 2020, and the team's capacity for cutting-edge disputes was demonstrated by its defence of Uber in a case concerning the employment status of its drivers. The versatile team includes Cleber Venditti, who handles a mix a of contentious and non-contentious matters, and Domingos Antonio Fortunato Netto, who advises several key clients in the oil and gas sector. Sólon Cunha is one of the go-to partners for union negotiations and disputes, while the extremely well-regarded Vilma Kutomi has been a lawyer of choice for guiding employers through the Covid-19 pandemic. Former partner Dario Abrahão Rabay left to join Cescon Barrieu


The involvement of the labour team with the leadership of the partner Vilma Kutomi in the business of its clients is a great differential. She always acts as a strategic partner achieving fantastic results!

Quick and easy-to-understand answers for executives who are not lawyers.’

Vilma Kutomi: Agility, High Degree of Knowledge, Experience and Creativity. Cleber Venditti and Ana Sammarco: Agility, High degree of Knowledge and Simplicity. Accessibility is also a factor that distinguishes it from competitors.’

Excellence in technical knowledge and vast experience in the matters consulted.’

Key clients

Prudential International Insurance

Uber do Brasil Tecnologia

Honda Automóveis do Brasil

Laboratórios Pfizer

Bridgestone do Brasil Indústria e Comércio

IBM Brasil – Industria Máquinas e Serviços

Goodyear do Brasil

General Motors Co

General Mills Brasil Alimentos


Work highlights

  • Successfully defended Uber in the Superior Labour Court (TST), in a dispute concerning the employment status (as independent contractors) of its drivers.
  • Representing Walmart Brazil on critical employment issues in Brazil, including negotiations with the unions.
  • Advised Honda Motors in union negotiations with the main labour unions (metalwork; service providers; commerce; consortium; and bank workers).

Brazil > Projects and infrastructure Tier 1

Despite a very challenging year for infrastructure projects in Brazil, Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados continued to consolidate its leading position in the projects and infrastructure market. With great industry coverage, the sizeable team has a stellar track record in project finance matters, and excels in project development work pertaining to the energy sector (across power, oil and gas, and mining). On the financing front, it has significant experience in handling transactions that involve Brazilian development banks and a wide range of sectors, including airports, water and sewage. Based in Rio de Janeiro, Pablo Sorj is a renowned practitioner in the field of project finance, having advised numerous sponsors and lenders in matters across the energy, ports, roads and mining sectors. Other names to note for financing work include Marina Anselmo Schneider and Bernardo Môcho in São Paulo. Thiago Fernandes Moreira, who is based in Rio, is singled out for his experience in project development and knowledge of construction and infrastructure contracts. The recently promoted Alexandre Arlota is also noted for the development of greenfield and brownfield projects and infrastructure-related transactions; he is based in São Paulo.


‘Great knowledge of infrastructure contracts and highly qualified professionals, with commitment to the project / client and able to meet challenging deadlines.’

‘Excellent quality of services, availability of professionals, in-depth knowledge of the issues discussed, flexibility for negotiations. Alexandre Sales Cabral Arlota and Thiago Moreira Fernandes stand out.’

‘Mattos Filho has teams with technical excellence in all areas of law that we need. They are always available and respond with quality and speed.’

‘Mattos Filho’s Infrastructure and Projects team is highly qualified, with perhaps unbeatable expertise and experience in Brazil. The joint work of specialised niches allows for a performance above the average of other Infra & Projects teams in Brazil. The dedication and hands-on work of the partners is unique, with a personal involvement and very close to each case.’

‘Thiago Fernandes Moreira is one of the most relevant and recognised lawyers in contract issues related to project development and infrastructure in general. With a unique experience, he works in virtually all topics related to the development of high quality projects. It seems that he has already seen all the problems that may arise and knows how to address them in terms of negotiation and contract.’

‘Alexandre Arlota, the newest partner in the project development team, knows how to propose and build arguments in a lucid, coherent and firm manner. Alexandre is personally dedicated to each case, prepares efficient and robust clauses and is always available – not only as a lawyer, but basically as a project advisor.’

‘Mattos Filho’s team has demonstrated a full knowledge of the law and of the industry. We understand that only a firm with the size and quality of Mattos Filho would be capable to engage in so many negotiation fronts as it was required to. Thiago Moreira demonstrated a hands-on approach, and was available at all times to meet all the needs of the project.’

‘Extensive experience in debt financial operations to fund infrastructure projects. Reputation among peers.’

Key clients

IDB Invest

Prumo Logística



BTG Pactual

Norte Energia


Brookfield Energia

Total EREN Group

Acciona Construccion

Statkraft Energias Renováveis

Pátria Investimentos

CELSE – Centrais Elétricas de Sergipe

Enel Green Power

GNA – Gás Natural Açu

Argo Transmissão de Energia

Atlas Energia Renovável do Brasil

Echoenergia Participações

Contour Global


Rio Energy


Morgan Stanley

BNP Paribas



Scatec Solar


Atlantic Energia


Marlim Azul

Essentia Energia


BRK Ambiental




Work highlights

  • Advised Acciona on the financing and a wide range of contracts for acquisition of the concession agreement for the construction, operation and maintenance of São Paulo Metro line 6 (Orange line).
  • Advised the lenders (Sumitomo Mitsui Banking Corporation, ING Bank and Crédit Agricole Corporate and Investment Bank) on the financing to raise funds for payment of the Closing Consideration by Trident to Petrobras, in connection with the acquisition of the Pampo and Enchova cluster.
  • Advised ING Capital, Natixis (New York Branch) and Societe Generale on the $140m financing for the development, construction, completion, ownership and operation of an open pit copper mining project located in Alagoas, Brazil.

Brazil > Real estate Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a broad real estate offering that reflects the firm's full-service capabilities. The team's workload regularly crosses over into related areas such as corporate, finance and capital markets, which are often key in complex transactions. Its clients include major funds, banks and corporate investors, with interests across the full range of asset classes, including logistics, healthcare, offices, retail, residential, energy and agribusiness. Lead partners include Rossana Fernandes Duarte, who has over 30 years' experience advising on urban and rural land acquisitions, sales and financings, Fernando Amendola, Mariana Cobra and Janaína de Cássia Gomes Vargas, who is especially active in the agribusiness and timberland sectors.


Rossana Fernandes and Janaína Vargas are recommended.’

Key clients


Arauco do Brasil



Autonomy Investimentos

Grupo BIG

BR Properties



CAOA (Real Estate)

Capital Brasileiro (CB)




Fram Capital

Fundação Zerbini


Grupo Casa Bahia

Grupo CBO

Grupo Minor

Hortigil Hortifruti



Open Society



Royal Palm

Rede D’or

Work highlights

  • Advised Grupo CB – Casas Bahia Comercial (Michel Klein) in a highly disputed bid process to sell a R$1.5bn block of seven high-end logistics warehouses.
  • Advised Advent and Walmart US on their divestment of two high-end logistics warehouses in the states of Minas Gerais and São Paulo.
  • Advised Brookfield on the R$1bn+ sale of the B Tower of WT Morumbi Corporate Tower, a high-end, 29-story class AAA office property in São Paulo.

Tax > Customs Tier 1

Tax > Tax advisory Tier 1

Tax > Tax litigation Tier 1

Brazil > TMT: Cybersecurity and data privacy Tier 1

The data protection and cybersecurity team at Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a breadth of expertise that ensures a steady flow of work from clients in the technology, healthcare, financial services, telecoms, insurance, retail and education sectors. In addition to assisting with the implementation of data protection compliance programmes, the department is also well versed in major data incidents, transnational data transfers and M&A due diligence. Paulo Brancher 'has great knowledge of different areas of law that involve technology and data protection'; Fabio Ferreira Kujawski is another name to note in this space. Ana Carolina Heringer Castellano is seasoned in advising on domestic and cross-border data breaches, while Isabela Fernandes routinely advises high-profile clients on rules introduced by the recent Brazilian Data Protection Law and their implications for digital platforms and new products. Thiago Luís Sombra is also noted by clients for data privacy and cybersecurity matters.


‘The team comes up with innovative solutions looking at the business as a whole. In addition, the service is very close to the client and lawyers really seek to understand the business in order to propose solutions or adjustments. Team members demonstrate that they are following the events, trends and directions of the market, especially considering the issue of data protection.’

‘The firm fields a technical, prepared team that is skilled at dealing with complex and interdisciplinary issues in a unique way. Paulo Brancher has great knowledge of different areas of law that involve technology and data protection; he possesses great presence in meeting, bringing his points across in a clear and direct way.’

‘Readiness to assist us with opinions that bring security regarding LGPD. Paulo Marcos Rodrigues Brancher and Isabela Fernandes Pereira are recommended.’

‘Fast and quality service, with total focus on the client’s needs. Thiago Sombra stands out.’

‘Strong knowledge of data protection laws. The team led by Paulo Brancher is excellent. Fast and responsive service, they always make time to be available, often dealing with complex issues which they are able to handle at short notice.

‘Paulo Brancher is excellent with a sharp mind and an eye for detail. He provides sound legal advice and can be relied on.’

Key clients






Google Brasil


Credit Suisse


Banco MUFG



United Parcel Services

BNY Mellon

Enel Brasil

Prudential do Brasil

Netflix Entretenimento Brasil

Semantix Tecnologia em Sistema de Informação

Match Group


National Wildlife Foundation (NWF)

The Bumble Group

Work highlights

  • Retained by WhatsApp to render legal advice regarding data protection requirements for several products including WhatsApp Business, WhatsApp Shops and WhatsApp Payments.
  • Assisted Luxottica in compliance with the Brazilian Data Protection Laws and an investigation of a data breach.
  • Retained by BNY Mellon to render legal advice regarding data privacy laws and regulations in Brazil, which comprised the production of a comprehensive data privacy compliance programme.

Brazil > TMT: Tech, innovation and digital business Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados’ team guides clients through the implementation of digital strategies and technology transactions, while also providing regulatory advice in various areas, including e-commerce, cloud computing, artificial intelligence (AI) and Internet of Things (IoT). Fabio Ferreira Kujawski and Paulo Brancher, who have comprehensive knowledge of civil and consumer law litigation, are regularly engaged by technology companies in relation to transactional, regulatory and contractual issues. The ‘highly capable and technical team’ is also noted for its track record in IT public procurement, new product launches, financing of start-ups, and data protection. The practice also benefits from a strong presence in Brasília, where ‘exceptional’ former state attorney Thiago Luís Sombra leads a team that represents clients before regulatory agencies, public authorities and the Supreme Federal Court in relation to tech litigation. Since publication the firm has further strengthened the team with the March-2022 hire of Luiz Felipe Di Sessa from Cescon, Barrieu, Flesch & Barreto Advogados.


‘They are first-class service providers. They are very knowledgeable and extremely business driven. Thiago Sombra and Paulo Brancher are unique in the Brazilian market. Their skills are outstanding and they are always available to find a solution to any problem the client may have.’

‘Highly capable and technical team in their work and deliveries. Partners and associates are well prepared, understand the client’s business structure and needs.’

‘The firm meets our needs in various areas of law. Its professionals demonstrate great technical knowledge.’

‘Thiago Luis Sombra provides us with an excellent service, always within the deadline we ask for, and demonstrates deep knowledge of the topics.’

‘The team as a whole is extremely competent in the area of technology and digital law, with an excellent perception and great knowledge of our business. We consider this a differential, as firms must always seek to be aligned with the culture of the company they work for.’

‘Thiago Luís Santos Sombra is highly qualified, competent and knowledgeable. He answers all queries within the stipulated timeframe and has a huge availability, including outside business hours.’

‘Great knowledge of privacy issues in the financial services sector. Thiago Sombra is an exceptional lawyer, who is very hands-on and available.’

Key clients

Facebook Group

Microsoft Corporation

Alibaba Group Holding

Netflix Entretenimento Brasil

Fiat Chrysler Automobiles (FCA)

Samsung Eletrônica da Amazônia

B3 – Brasil, Bolsa, Balcão

Hospital das Clínicas

Salesforce Technologia

Belvo Tecnologias

Google Brasil Internet

Tencent Holdings Limited

Bank of America Merrill Lynch Atividades de Internet


Honda Automóveis do Brasil


Banco Inter

Brasilseg Companhia de Seguros

Work highlights

  • Advised Samsung on the regulatory requirements for the implementation of a Blockchain Keystore and crypto Wallet, a novel technology to enhance user experience in the Galaxy device.
  • Advised B3 on structuring a blockchain platform for the insurance industry, rendering legal assistance on the blockchain requirements.
  • Advised Alibaba on tech regulation in the implementation of Alibaba’s Global Acceleration service (a network acceleration service that enables nearby access to the internet and cross-region deployment of applications, improving the user experience of Internet services).

Brazil > White-collar crime and investigations Tier 1

A firm with a ‘good reputation and credibility in the market‘, Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados combines an ‘excellent understanding of the relevant law‘ with ‘expertise based on experience from being involved in relevant cases‘. The team is regularly sought for advice and representation in high-profile and complex federal investigations, and also works alongside the firm’s compliance partners to assist in internal corporate investigations. Among its areas of expertise are cases involving fraud, bribery, corruption, tax offences and environmental crimes, and the team has recently seen an uptick in work connected to data protection and data breaches. Highly regarded criminal law expert Rogério Fernando Taffarello, who established the firm’s white-collar crime practice in 2017, draws on his extensive experience in criminal investigations, appeals and negotiations with prosecutors. Paula Moreira Indalecio, who joined the firm in January 2020, is another standout partner; she has established an impressive practice, having been involved in a number of high-profile cases, including cases involving crimes against the financial system and money laundering. Flávia Leardini – who was promoted to partner in April 2021 – and Marcela Venturini Diorio are also noted.


An office historically with good reputation and credibility in the market. I highlight a good-quality service both in knowledge and in attendance.’

‘Rogerio Taffarello and Marcela Venturini Diorio: I was very pleased with the work done and the success with the final result. I highlight the service and knowledge about the topic and about my specific case, bringing more security and tranquility for me to face the problem.’

Excellent and multidisciplinary team, professionals with experience in international cases. Rogerio Taffarello, Thiago Jabor, Renato Portella, Flávia Leardini, Marcel Ribas, Lauro Celidonio, Thiago Sombra, Kevin Altit, Lucas Ribeiro.’

Performance with well-prepared professionals, with technical quality and attentive to the client. I highlight Paula Indalecio.’

The firm obviously has an excellent understanding of the relevant law but also relevant expertise based on experience from being involved in relevant cases. They were able to provide excellent insights to me as an international lawyer about the likely impact of a Brazilian investigation on my client.’

‘Mattos Filho has been excellent to work with. I was impressed by the level of its insight into the likely impact of a Brazilian investigation for my international client.’

Complete office, fulfilling the whole range of needs. I’d highlight Rogerio Taffarello and Marcela Venturini Diorio.’

Reputation for seriousness and technical security. Possibility of competently dealing with different topics (full service). Moacyr Zilbovcius, Rogerio Fernando Taffarello, Marcelo Ricupero, Rodrigo Arthur Egual de Carvalho, Alex Hatanaka, Thiago Sombra.’

Tax > Tax advisory Tier 1

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a comprehensive tax practice with a selection of top-notch advisers covering direct and indirect tax matters. In addition to representing clients in high-profile litigation at the municipal, state and federal level, the firm also provides cutting-edge support in the structuring of M&A, capital markets, restructuring, real estate and infrastructure deals. Lead partners on the litigation side include Alessandra Gomensoro, Roberto Quiroga MosqueraAna Paula Schincariol Lui Barreto, Glaucia Maria Lauletta Frascino and Isabel Bueno, who also assists with pensions and compensation schemes. Strong advisory partners include Andrea Bazzo Lauletta, Flavio Mifano and Gil Mendes. Customs law advice is also a key area for partners such as Renata Correia Cubas, Gabriela Silva de Lemos and Marcel Alcades Theodoro. Since publication, the bench has been further strengthened with the March-2022 hire of Thais Rodrigues from Tauil & Chequer Advogados.


‘Excellent customer orientation.’

‘It’s a complete office in my opinion. Many very qualified lawyers are always available and cater to all areas.’

‘Mattos Filho’s team have deep knowledge and experience in any corporate transactional matters, and are always quick and responsive.’

‘Ana Paula Schincariol, Natalie Matos and Gabriela Lemos stand out for their expertise, wit and availability. They’ll always find a way to meet me even though they’re busy with their schedules.’

‘Gabriela Silva de Lemos and Luiz Antonio Monteiro Junior: always dedicated and capable of serving the company on high impact tax issues.’

This is a team with extreme technical knowledge, made up of the best Tax lawyers in the market. They are always at the forefront of discussions, bringing bold tax theories and good opportunities. They are risk-averse, so they complete the job safely.’

Key clients

Google Brasil Internet

Banco Santander (Brasil)

Grupo Pão de Açúcar

Península Participações

Gol Airlines

Intercement Participações

CAOA Montadora de Veículos

Johnson & Johnson



Work highlights

  • Assisted Acciona in structuring the acquisition of the concession for the Orange Line for the São Paulo Metro.
  • Assisted Cogna Educação with relevant tax matters related to a corporate reorganisation to segregate the assets linked with private education under the newly constituted Vasta, followed by assistance on tax matters related to Vasta’s IPO.
  • Advising Google Internet Brasil on a lawsuit filed against the municipality of São Paulo seeking to avoid the collection of the tax on services (ISS) upon payments made to Google and Orkut.

City focus - Brasilia > Public law and regulation Tier 2

The Brasília-based team at Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados works in close collaboration with colleagues in São Paulo to provide a broad service to clients, covering both contentious and non-contentious administrative and regulatory matters. Its recent workload has included representing clients before the TCU and ministries and regulatory agencies, and providing advice on administrative contracts. A former state attorney, Thiago Luís Sombra has broad knowledge of administrative litigation, PPPs, concessions and public tenders, as well as anti-corruption and compliance. Igor Moreira Novais Teixeira is a name to note at the associate level.

Key clients


Aena Desarrollo Internacional S.M.E.

Associação Brasileira de Infraestrutura e Indústria de Base – ABDIB

Amazon Web Services

Banco Bradesco


Cogna Educação

Concessionária do Monotrilho da Linha 18

Ecorodovias Infraestrutura e Logística


IBM Indústria Máquinas e Serviços

Itaú BBA

Itaú Unibanco

Mapfre Seguros Gerais


Pátria Investimentos

Sanofi Aventis

T4F Entretenimento


Vectis Partners

Work highlights

  • Assisted Acciona in the takeover of the PPP agreement to construct, operate and maintain the Line 6 – Orange Line of São Paulo’s Metro System.
  • Assisted Patria Investimentos regarding the state of São Paulo’s international bid for the concession of the toll road system “Piracicaba-Panorama”.
  • Assisted Vectis Partners with the state of Mato Grosso do Sul Sanitation Company Public International Bid No. 1/2020, for the execution of a PPP for the exploitation of sewerage services in 68 municipalities of the state of Mato Grosso do Sul.

Brazil > Dispute Resolution: Arbitration Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados is highlighted for its 'impeccable quality of service and in-depth knowledge of all aspects of arbitration'. The firm's experts in capital markets, M&A, insurance and energy law routinely assist the arbitration department to represent domestic and foreign clients in high-stakes ad-hoc and institutional arbitration proceedings held under the rules of arbitration institutions in Brazil and abroad. The practice has recently witnessed a substantial increase in work pertaining to corporate and international disputes, as well as arbitrations against public entities. Key individual Eduardo Damião Gonçalves is skilled at handling M&A, corporate, insurance, construction, telecoms and energy-related disputes before various arbitral chambers, including the ICC and UNCITRAL. Flávio Spaccaquerche Barbosa is often retained by oil and gas, construction and banking clients in both arbitration and litigation cases. André Chateaubriand Martins, who focuses on arbitration, and Arthur Gonzalez Cronenberger Parente, whose areas of expertise include corporate disputes, are also names to note.


‘The Mattos Filho disputes team is first rate and can hold their own with top arbitration practitioners from around the world.’

‘Eduardo Damiao Gonçalves is a superstar at client service. Arthur Gonzalez Cronemberger Parente is a brilliant strategist who is never daunted by a difficult case.’

‘Mattos Filho has a deep bench of experienced arbitration lawyers but the stand out practitioner is Eduardo Damião. He is highly experienced as a tactician and strategist for clients and also in the role of arbitrator. He is very cosmopolitan in his ability to represent and counsel clients from all over the world. His tenacity, diligence and ability to think outside the box are second to none. Arthur Gonzalez Cronemberger Parente is also a very experienced and highly capable member of the team.’

‘Eduardo Damião is simply the best arbitration lawyer in Brazil. He has an unrivalled ability to represent clients in highly complex disputes and arbitrations and he has assembled a team that is totally dedicated to their clients. Arthur Gonzalez Cronemberger Parente is a rising star who is developing into an arbitration leader for the future.’

‘Impeccable quality of service, in-depth knowledge of all aspects of arbitration.’

Key clients

Paper Excellence BC

IRB Brasil Resseguros

Odebrecht Mobilidade

Enel Brasil Participações

BR Properties

Soluciones Andinas de Agua

Primav Construções e Comércio

Telefônica Brasil

CAOA Montadora de Veículos


Work highlights

  • Represents Brazalta in an arbitration against the National Agency for Petroleum, Natural Gas and Biofuels (ANP) in a case regarding the annulment of a contractual penalty.
  • Successfully represented Enauta Energia in two pre-arbitral interim measures.
  • Acted for Concessionária do Monotrilho Linha 18 Bronze in an arbitration concerning the payment of damages arising out of the early and unilateral termination of a concession agreement.

Energy and natural resources > Mining Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados regularly advises mining-sector clients on equity and debt transactions, and often provides assistance in relation to sector-related contractual and regulatory issues. The firm's offering was further strengthened by the arrival of Adriano Drummond Trindade from Pinheiro Neto Advogados, who has a strong background in contracts, financing, project development, policy and environmental issues pertaining to the mining sector. Mining and energy specialist Eugênia Pedroso is another key individual, who focuses on infrastructure projects.


‘The technical expertise of the team makes them stand out. Strong presence in the federal capital, guiding clients in their interactions with regulatory bodies.’

‘Adriano Drummond Trindade is great.’

Key clients


InterCement Participações

InterCement Brasil

Extratora de Minérios São João Novo

Denham Capital Management

Serra Verde Pesquisa e Mineração

Dow Química

Arcelor Mittal

ING Capital


Work highlights

  • Represents Vale in a public civil action attempting to impose obligations on relevant companies in connection with the control and eradication of sun coral.
  • Represented InterCement Participações and InterCement Brasil, as guarantors, in connection with the potential exchange offer of the outstanding $750m 5.750% senior notes due 2024 for the newly issued senior secured toggle notes due 2027 by InterCement Financial Operations.
  • Acts for Hydro and its subsidiary in the state of Pará, Alunorte, in several lawsuits filed by residents of the city of Barcarena and neighboring cities involving the company’s factory.

Brazil > Environment Tier 2

The sizeable environmental team at Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados regularly acts for clients from highly regulated industries in administrative and judicial litigation, and negotiations with regulatory agencies. Showcasing extensive experience in brownfield and contaminated sites, the department is also well positioned to advise on M&A transactions with environmental implications, green bonds and renewable energy projects. Typical mandates concern environmental licensing, forest litigation, solid waste management and sustainability issues. Lina Pimentel Garcia, who has significant experience in contamination matters, corporate liabilities and climate change, is a key individual in the department. Other noteworthy practitioners include Antonio Augusto Reis, who focuses on non-contentious environmental mandates (M&A transactions, project structuring and environmental licensing), and Rômulo Sampaio, who regularly represents clients in environmental lawsuits before state, federal and superior courts.


‘Excellent relationship with clients, agility, technique and organisation. Lina Pimentel Garcia possesses excellent communication skills and provides clients with creative solutions. Rômulo Sampaio has excellent negotiation skills and great strategic thinking. He was instrumental in solving one of the company’s most complex cases.’

‘The firm has always been highly regarded in environmental matters and my experience with Lina Pimentel Garcia and her team has always been very positive. I’ve been working with Romulo Sampaio for a long time and every year his work gains quality. I trust his opinions and judgement.’

‘Excellent team, friendly, efficient and knowledgeable.’

 The Environment team, coordinated by Rômulo Sampaio, is made up of competent professionals who are easily accessible. Rômulo is extremely available and has an exceptional knowledge of environmental law. His expertise, both practical and academic, is extremely high.’

‘Antônio Reis is business oriented, and makes extremely important contributions to the cases, especially in the construction of legal strategies.’

‘Solid partnership in matters relating to remediation matters. Whenever requested, they answer quickly or make themselves available. Lina Pimentel Garcia stands out for her knowledge and engagement.’

‘It is the largest environmental team in the country with nationally and internationally recognised partners in this area. Antonio Reis, Romulo Sampaio and Lina Pimentel are diligent professionals, with innovative solutions and recognised performance in the academic field.’

Key clients


AES Tietê



BRK Ambiental Participações


Instituto Ekos – Compromisso com o Clima

EDF Norte Fluminense


Transnordestina Logística

Elera Renovavéis


Garrett Motion




Norsk Hydro Brazil

Projeto Amazônia


Philips do Brasil


Itaú Unibanco

Work highlights

  • Acts for Hydro and its subsidiary in the state of Pará, Alunorte, in several lawsuits filed by individual residents of the city of Barcarena and neighboring cities claiming health problems connected to an alleged discharge of untreated water into a local river.
  • Assists BRK Ambiental in administrative proceedings regarding infraction notices issued by environmental agencies due to common aspects of the operation of basic sanitation systems.
  • Represents Raízen in judicial and administrative matters comprising administrative proceedings, civil inquiries and lawsuits related to the environmental aspects of its activities in the sugarcane ethanol production and fuel distribution sectors.

Brazil > Life sciences Tier 2

The dedicated life sciences and healthcare practice at Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados strikes a 'perfect balance between full knowledge of the industry and client needs'. As part of one of Brazil's leading full-service firms, the life sciences group benefits from cooperation with the corporate and IP departments. The firm's presence in London and New York is another advantage for the practice, which has a strong international focus and large client base of multinationals. In addition to major pharma companies, the team has also recently been supporting clients in other sectors with complex life sciences regulatory matters in the context of the Covid-19 pandemic. Other recent work keeping the team busy includes advising on clinical research, digital health initiatives, sanitary and ethical regulations and litigation. Also of note is the firm's well-established pro bono programme; recently, the firm has provided pro bono legal advice to hospitals and a temporary hospital facility. Key practitioners Ana Cândida Sammarco and associate Renata Rothbarth are 'highly skilled in complex matters'. Maria Fernanda de Almeida Prado e Silva and associate Caroline Aguiar Malatesta are also noted. The department was further strengthened in September 2021 with the arrival of life sciences expert Gustavo Swenson.


Their care for our interests is second to none: cost-effective, accurate legal advice as soon as we need it. They pay attention to the different needs of our in-house business clients and ensure the team is able to develop good working relationships with them.’

Ana Candida Sammarco, Caroline Aguiar Malatesta and Jose Daniel Gatti Vergna are our main team. Ana is our relationship partner and took time to understand our needs very quickly, she ensures we have appropriate expertise on hand as soon as we need it. Caroline both project manages the work across the team but also provides astute commercial legal advice.’

Since the beginning of our partnership, it was clear that the team was very capable of answering our demands quickly and with high standards. We have deeply learned from them and support was given beyond the direct requests that we provided. Renata Rothbarth and Ana Sammarco always contributed in answering our demands. Both are very competent and professional colleagues, highly skilled in complex matters relevant to our field.’

Extremely competent team with great knowledge of the pharmaceutical segment. Flawless work. Availability and flexibility of schedules and meeting deadlines.’

Having a solid life sciences practice is of the essence for assisting clients fully engaged in this industry, becoming a partner of their business by providing up-to-date legal and practical advice with an innovative approach for complex transactions and day-to-day work. Working with a full-service firm that actually has a solid life sciences practice is a gold.’

Perfect balance between full knowledge of the industry and client needs, expedites work and support, with an innovative approach.

Key clients

Fresenius-Kabi Brazil

Fresenius-Kabi Biossimilar



Laboratórios Pfizer

Sanofi Farmacêutica

Hypera Pharma

Roche Diabetes Care

DASA Diagnósticos da América


Blade Pharmaceuticals

Establishment Labs.

Work highlights

  • Assisted Fresenius-Kabi Biossimilar in the negotiation of a ten-year productive development partnership for transferring biosimilar technology to a Brazilian public laboratory and supplying products to the Brazilian Ministry of Health.
  • Provided advice to Diagnósticos da América on the regulatory aspects of a public-private partnership with the Brazilian Ministry of Health to process up to three million PCR diagnostic tests during the Covid-19 pandemic.
  • Advised Laboratórios Pfizer on the legal assessment of structures to negotiate innovative and risk-sharing agreements with the Brazilian Ministry of Health involving oncology therapies.

Brazil > Public law Tier 2

The public law department at Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados demonstrates strong transactional, contentious and regulatory capabilities. The team offers legal support to a varied client roster, including concessionaires across the transport and public sanitation sectors, insurance companies, contractors, financial institutions, private equity funds and infrastructure companies, helping them to navigate regulatory matters and the complexities surrounding public procurement, concessions, PPPs and administrative proceedings. Also noteworthy is the practice’s ability to handle regulatory issues connected to M&A and capital markets deals involving public-sector assets and companies subject to government regulations, and to represent clients in litigation and arbitration against governmental entities. André Luiz Freire, who often advises on the structuring of public concessions and biddings, is the main point of contact in São Paulo. Thiago Luís Sombra heads the Brasília-based team and is predominantly involved in negotiations with public authorities and regulatory agencies. The team was recently strengthened by the arrival of Henrique Lago da Silveira, who is proficient in administrative proceedings. Since publication, Victor Jacuru joined from Palma Guedes Advogados.


‘Team composed of professionals who combine consistent theoretical and practical knowledge. André Luiz Freire is great.’

‘Availability and in-depth knowledge of the Public Law segment. Thiago Luís Sombra is a great lawyer who knows a lot about the market.’

‘The team that assists us, led by André Luiz Freire, is committed to understanding our needs and finding the best way to answer our questions.’

Key clients


Aena Desarrollo Internacional S.M.E.

Associação Brasileira de Infraestrutura e Indústria de Base – ABDIB

Amazon Web Services

Banco Bradesco


Cogna Educação

Concessionária do Monotrilho da Linha 18 – Bronze

Ecorodovias Infraestrutura e Logística


IBM Indústria Máquinas e Serviços

Itaú BBA

Itaú Unibanco

Mapfre Seguros Gerais


Pátria Investimentos

Sanofi Aventis

T4F Entretenimento


Vectis Partners

Work highlights

  • Assisted Acciona in the takeover of the PPP agreement to construct, operate and maintain Line 6 of São Paulo’s Metro System, a project valued at €2.3bn.
  • Assisted Patria Investimentos regarding the state of São Paulo’s international bid for the concession of the toll road system Piracicaba-Panorama.
  • Advised Vectis Partners on the State of Mato Grosso do Sul Sanitation Company public international bid no. 1/2020, for the execution of a PPP Agreement for the exploitation of sewerage services in 68 municipalities.

Brazil > Restructuring and insolvency Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a multi-faceted restructuring and insolvency team, which benefits from the expertise of lawyers from its banking, corporate and litigation departments. The team primarily represents creditors and investors, though it also assists debtors on non-judicial restructurings. Much of its work is complex in nature, including high-value DIP financings and distressed asset purchases, typically with a significant cross-border element. The firm has invested in the litigation side, where Alex Hatanaka is one of the lead partners, with several senior associate recruits in the past year. Marcelo Sampaio Góes Ricupero and Flavio Mifano typically handle matters on the corporate side, while banking and capital markets specialists Marina Anselmo Schneider, Frederico Kerr Bullamah and Bruno Mastriani Simões Tuca regularly lead on major debt restructurings.

Practice head(s):

Marcelo Sampaio Góes Ricupero; Alex Hatanaka; André Chateaubriand Martins; Frederico Kerr Bullamah; Marina Anselmo; Bruno Mastriani Simões Tuca; Daniel Miranda; Flavio Mifano


‘Excellent and well trained professionals, with easy access to multidisciplinary practices.’

‘The firm is full service. I’ve been using Alex Hatanaka in litigation. Very attentive, diligent and prepared.’

Multipractice office, I believe that today it is recognised among the greatest in the country in this regard. Excellent and well-trained professionals, with easy access to multidisciplinary practices. Our most recent contact is with partner Frederico Kerr: he is very well prepared for the practice, always managing to assess the scenarios holistically and bringing up themes that could go unnoticed.’

Key clients

The Carlyle Group

Finnvera PLC

Credit Agricole

Quadra Investimentos

Albright Capital Management

Banco Santander


Société Générale

Swiss Re Corporate Solutions Brasil Seguros

Novo Banco

Deutsche Bank


Alberta Management Corporation

Farallon Latin America Investimentos

Itaú Unibanco

Russian Export Agency

Banco BTG Pactual

QATAR Airways Investments (UK)

Work highlights

  • Avised Qatar Airways on the $2.45bn DIP financing to LATAM Airlines Group, while the company operates under bankruptcy protection in federal court in New York (Chapter 11).
  • Advised Farallon Latin America Investimentos on all aspects of the $615m (R$2.5bn) DIP Financing to Oi Group in the context of its judicial reorganisation proceeding.
  • Acts as legal counsel to Finnvera and Finnish Export Credit in all matters related to the amendment to the judicial reorganisation plan presented by Oi Group on June 2020.

Brazil > TMT: Media Tier 2

Bringing together lawyers with diverse expertise in the media and entertainment industry, Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados is well equipped to assist clients in tax, contractual and regulatory issues, including administrative proceedings. Brazilian and foreign clients turn to the team for assistance with copyright and commercial agreements, advertising issues and licensing of image rights; other areas of activity include advice on the structuring of new products and sports events. Lisa Worcman is the counsel of choice for several multinational conglomerates in the audiovisual industry. Fabio Ferreira Kujawski is also singled out for his experience in the entertainment sector.

Key clients

Digital Alpha




Paddy Power Betfair





Porta dos Fundos

Electronic Arts



Work highlights

  • Retained by Digital Alpha to provide legal counseling on the project to have the Disney+ streaming solution in Brazil.
  • Retained by WarnerMedia in order to provide assistance regarding the analysis of its interests in the filing of contributions for public consultations before ANCINE that were made by industry associations.
  • Assists Spotify in several consultations on copyright law and the regulation of the music market in Brazil.

Brazil > TMT: Telecoms Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados' recent workload testifies to its strength in assisting foreign telecoms companies looking to establish operations in Brazil, as well as clients from other sectors seeking to expand activities towards the offering of telecoms-related services. The firm's broad offering not only includes significant transactions and administrative litigation in the telecoms sector, but also covers strategic projects, commercial agreements, public bids and regulatory matters. Fabio Ferreira Kujawski stands out for his specialist knowledge of telecoms and technology issues; his notable areas of expertise include matters pertaining to fixed and mobile telephony, data transmission, broadcasting, satellites and submarine cables. Lisa Worcman is a key contact for issues before the Brazilian telecoms regulatory agency ANATEL. Senior associate Thays Castaldi Gentil is another name to note in the TMT practice, who combines experience in telecoms regulations, M&A and administrative litigation.


‘Legal excellence; knowledge of the clients’ market/industry; technical capacity of lawyers; client-focused and commercial results.’

‘Fabio Ferreira Kujawski possesses a high degree of technical and regulatory knowledge of the telecoms and technology markets.’

Key clients

Telefonica Brasil

Tata Communications

China Telecom (Americas)

China Telecom do Brasil

Seaborn Networks

IBM Brasil – Indústria Máquinas e Serviços

Plintron do Brasil Participações e Investimentos

Fiat Chrysler Automobiles (FCA)

Desktop Internet Services

Alibaba Cloud

IHS Brasil




Amazon Web Services



Work highlights

  • Retained by Telefonica for assistance in the competitive process for acquiring 100% of shares of Copel Telecomunicações.
  • Retained by Seaborn Networks to render legal assistance regarding the Seabras Brasil-1 indirect transfer of control.
  • Retained by Twilio to render consulting legal advice on telecoms regulatory affairs regarding the analysis of products and solutions involving VOIP, MVNO, Short Number, PSTN, etc.

Brazil > Transport: Aviation Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has a strong presence in the aviation sector. Its clients benefit from the input of the firm's team of specialised lawyers, particularly practice head Adriana Simões, who has good experience of contractual and regulatory matters, having worked in the market for over 15 years. The firm is unsurprisingly well versed in corporate and finance matters, as demonstrated by the team's advice to Qatar Airways Investments on the LATAM Airlines debtor-in-possession (DIP) financing.

Practice head(s):

Adriana Simões


‘The firm stands out for its pedigree and history, and the internal capabilities that address virtually every possible legal issue. The staff level contributes to its quality. As one of the oldest and most respected firms in Latin America, Mattos Filho continues to bring value, especially in the area of the aviation. There is no problem that cannot be solved by this team, whether in general, executive or commercial aviation.’

‘Adriana Simões is highly recommended, bringing competence and professionalism in any case involving general, executive or commercial aviation.’

Key clients

QATAR Airways Investments (UK) Agência de Restaurantes Online

GOL Linhas Aéreas

Gotogate Agência de Viagens

Air Jet Táxi Aéreo

Work highlights

  • Advised Qatar Airways Investments on a $2bn debtor-in-possession loan granted by Oaktree and Qatar Airways to LATAM Airlines Group, while the company operates under bankruptcy protection in federal court in New York.
  • Advised iFood on the structuring of its drone operations in Brazil (the first of its kind).
  • Advised GOL Linhas Aéreas with the issuance of senior notes from GOL Finance with principal value of $200m.

Brazil > Transport: Shipping Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados has an impressive shipping practice, which is particularly active on the transactional side, often advising on the sale and acquisition of assets and companies. The practice is led by the well-regarded Nilton Mattos, who handles a mix of corporate, regulatory and contractual matters. The team sits within the wider infrastructure and energy group and brings a holistic approach to clients in various stages of the supply chain, particularly in oil and gas, from the terminals and ports through to the ships.

Key clients






Fiat (FCA Latam)


Hidrovias do Brasil



Maersk Supply Services (MSS)




SBM Offshore


Work highlights

  • Advised CBO in reviewing and negotiating a partnership contract with Wartsila for the installation of a battery pack for hybrid propulsion in CBO Flamengo, Latin America’s first hybrid vessel upgrade project.
  • Assisted Hidrovias do Brasil in its IPO process, which raised R$3.4bn.
  • Assisting IBP in the discussions related to the Bill of Law for cabotage “BR do Mar”.

Brazil > Wealth and succession planning Tier 2

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados is 'very internationally focused and accustomed to dealing with cross-border tax and estate planning issues'. It has a multidisciplinary private client team, which offers the full suite of services, from family and corporate governance, succession and estate planning to immigration. This is supported by the firm's top-notch expertise in corporate finance, tax, real estate and litigation. Among the partners, Alessandro Amadeu da Fonseca has an impressive track record advising HNWIs, family offices and family-controlled businesses on domestic and cross-border issues. Highly regarded partner Nicole Najjar is very active on the tax and succession planning side.


‘The staff provide excellent service, technically suitable and updated. The service is diligent and within compatible deadlines, that is, lawyers have the sense of urgency necessary when demanded in this sense and meet the deadlines adjusted in the projects or subjects that require greater dedication and debate. The firm is organised so that the services contracted by the client have ease in transiting through interdisciplinary teams, providing a service that enables the analysis by the various areas of law and enriching the result delivered.’

‘Notable for its consistent high quality. Very experienced in international matters.’

‘I have been working with this team for over 5 years. In the complex cases we worked together, this team has always had the ability to extract from clients aspects that other client consultants did not have the ability to obtain.’

‘With a total focus on the client, it excels in innovation and the high degree of commitment to the solutions presented. Acting, whenever necessary, with multidisciplinary groups, able to generate solutions more appropriate to each specific demand. Team of employees of the highest level of training and professional experience and latest generation technology support.’

‘They are very internationally focused and accustomed to dealing with cross-border tax and estate planning issues. Alessandro Amadeu Da Fonseca stands out as particularly expert.’

‘Nicole Najjar Prado de Oliveira is a special highlight in a team of many other renowned lawyers. Today I consider Nicole the most competent Brazilian authority in the world of Wealth Services, to which I have dedicated many of the years of my long professional career. Nicole has extensive knowledge of Brazilian and international laws. She has great ability to develop and provide the best and most effective solutions for the most complex demands. She relates with incredible skill to all members of a family.’

‘Alessandro Fonseca and Nicole Najjar are excellent! Both always serve customers in a very professional and dedicated way!’

City focus - Brasilia > Government relations Tier 3

Mattos Filho, Veiga Filho, Marrey Jr. e Quiroga Advogados' broad full-service offering extends to government relations, where it has experts based in Brasília and São Paulo. The team is equipped to assist clients with the monitoring of legislative proposals and analysis of regulations, and is also sought for representation before governmental and regulatory bodies and in parliamentary inquiries. Tax specialist Ariane Costa Guimarães is a name to note in Brasília, and Flavio Pereira Lima is a key contact in São Paulo.

Practice head(s):

Ariane Gosta Guimarães; Flavio Pereira Lima

Key clients

Associação Paulista de Fundações – APF


ABERT – Associação Brasileira de Emissoras de Rádio e Televisão

Echoenergia Participações

IDV – Instituto para Desenvolvimento do Varejo

Echoenergia Participações Stone Pagamentos

Work highlights

  • Advised Associação Paulista de Fundações – APF on the impacts arising from the tax reform projects going through Congress, especially regarding tax immunities.
  • Hired to represent the interests of Ternium concerning projects going through the National Congress related to the tax reform.
  • Issued a legal opinion for a client regarding the reasons why Brazilian Congress should cancel the President’s veto on the extension to the relief of payroll taxes.

Managing Partner: Roberto Quiroga Mosquera

Brazilian Offices: São Paulo, Rio de Janeiro, Brasília and Campinas

International Offices: London and New York


Firm Overview:

We are a high-performance legal firm and a strategic partner that provides innovative solutions for complex problems.

We continue to rethink and challenge our own convictions and beliefs in order to practice law differently. We believe that innovation is vital to our ability to provide ever more assertive and effective legal solutions to Brazilian and foreign clients.

Our high-performance team combines its expertise in offering highly integrated, collaborative legal services that are renowned throughout the market. As the ideal strategic partner for anticipating trends and solving your most complex problems, our full-service model unites the best lawyers across more than 40 areas of the law.

We believe our professionals are vital to our business and that performance and well-being go hand in hand. That is why we prioritize a humanized approach to people management, caring for our people and developing their full potential.

For us, practicing law is a means, not an end. We stand for democratic access to justice, the defense of fundamental rights and have pioneered pro bono legal practice in Brazil, providing free legal services to civil society organizations with financial constraints and individuals in economically and socially vulnerable situations.

This is how we give back to society. This is how we drive transformation.


Our practice areas:

  • Administrative law
  • Antitrust
  • Asset management services & Investment funds
  • Aviation
  • Banking & Finance
  • Capital markets
  • Charities, Social business & Human rights
  • Compliance & Corporate ethics
  • Contracts & Project development
  • Corporate investigations
  • Corporate/M&A
  • Cryptoassets
  • Data protection & Cybersecurity
  • Education
  • Election laws for companies
  • Entertainment law
  • Environmental law and Climate change
  • ESG
  • Executive compensation
  • Finance
  • Forestry investments
  • Government relations
  • Infrastructure & Energy
  • Insurance, Reinsurance & Pensions
  • Intellectual property
  • Labor & Employment
  • Life sciences & Healthcare
  • Litigation & Arbitration
  • Mattos Filho 100% Pro bono
  • Mining
  • Oil & Gas
  • Payment methods
  • Power
  • Private client
  • Project finance
  • Real estate
  • Restructuring & Insolvency
  • Shipping & Ports
  • Tax
  • Technology, Innovation and Digital business
  • Telecommunications
  • Venture capital
  • White collar crime



São Paulo: Alameda Joaquim Eugênio de Lima, 447, SP, 01403-001

Tel: +55 11 3147 7600

Fax: +55 11 3147 7770



Rio de Janeiro: Praia do Flamengo, 200 – 11º andar, RJ 22210-901

Tel: +55 21 3231 8200

Fax: +55 21 2262 6675


Brasília: SHS – Q.6 – cj. A – bloco C – sala 1901, Edifício Business Center Tower, DF 70316-190

Tel: +55 61 3218 6000

Fax: +55 61 3218 6090


Campinas: ​​Av. José de Souza Campos, 507 – 2º andar – Campinas SP 13025-320

Tel: +55 19 3753 3310


International offices


New York: 34 East 51st Street, 12th Floor, NY 10022

Tel: +1 646 695 1100

Fax +1 646 695 1110



London: 5th Floor, 32 Cornhill, EC3V 3SG

Tel: +44 020 7280 0160

Managing Partner Roberto Quiroga 11 3147 7651
Partners : 134
Lawyers : 775

Corporate Citizenship

Among the pillars of Mattos Filho’s social ecosystem, the firm has the corporate citizenship area with a team dedicated to social actions. Directed by human rights principles, Mattos Filho’s actions involve its professionals and network in carrying out initiatives with a positive social impact and events that sensitize the Brazilian and international market to the importance of the social issues. In addition, the firm has partnerships with institutions committed to promoting a better society for all.

Diversity and Inclusion

The Mattos Filho Diversity and Inclusion Program seeks to promote an even better working environment for everyone, reinforcing our commitment to attract, develop, and retain talented professionals. Currently, the program has five pillars and each one with specific human development policies, corporate citizenship actions, communication initiatives, and the creation of affinity groups. The focus is to promote equity and ensure the real inclusion of women, LGBTQIAP+ people, black people, people with disabilities, and religious freedom. Besides, the program is aligned with the priority issues of our 100% pro bono practice.

Corporate Volunteering

Mova, Mattos Filho’s corporate volunteering program, was born out of the firm’s desire to foster actions “outside the box”. These are initiatives of social impact are chiefly distinguished from welfare programs and create links with the assisted communities, in which the volunteers get to know other realities and develop new skills. The program’s activities involve all of Mattos Filho’s six offices: São Paulo, Campinas, Rio de Janeiro, Brasília, New York, and London, which work in favor of the same causes and groups such as education, women, LGBTQIAP+ population, refugees, homeless people, among others.

Commitment to the planet

Mattos Filho strives to reduce the impacts of its activities on the environment and stimulates the environmental awareness of its professionals with recycling and the promotion of conscious consumption at work. The firm has adhered to the UN campaign, Business Ambition for 1.5°C: Our Only Future, in which it has signed the commitment of zeroing its carbon emissions by 2050 and, also, has adhered to the Commitment With the Climate, which unites companies that wish to support socio-environmental projects and encourage a low carbon economy by compensating together their greenhouse gas emissions.

Pro bono

Mattos Filho is a pioneer in the country’s pro bono work, with a team of lawyers and interns dedicated exclusively to free legal work in cases of human rights and public interest.

Since the beginning of the initiative, in 1999, the main focus has been to contribute to the democratization of access to justice. Click here and learn more about Mattos Filho 100% pro bono.

Mattos Filho’s pro bono practice seeks to contribute to society through three main lines of work: the defense and promotion of human rights, the strengthening of civil society organizations, and the improvement of public management.

Multicultural experience

Mattos Filho’s team possesses vast experience in the international market. As well as having offices in New York and London, the firm continually strives towards a deeper understanding of our clients’ business culture all around the world. We have established multidisciplinary groups with a specific focus on several different countries, including China, France, Germany, Israel, Italy, Japan, Portugal and Spain and regions including Latin America and the Nordic countries.

Our partners and associates possess extensive knowledge of the markets where our clients operate, driving and strengthening relationships with large foreign business groups and developing a sense of where each client’s strategic priorities effectively lie.

Meanwhile, our multidisciplinary groups study and follow the market, aware of local characteristics, business culture and developments that assist in forming a highly strategic approach to clients’ needs. They maintain contact with entities representing these regions and local firms and lawyers, reinforcing Mattos Filho’s commitment to comprehensive legal solutions that meet clients’ specific needs.

New York office

For over a decade, Mattos Filho’s New York office has been working to bring our clients in the United States closer and closer to their interests in Brazilian markets. In addition to providing constant opportunities to expand our knowledge and forge links at both the local and international level, the office’s operating model allows us to keep a broad eye out for opportunities to collaborate with other companies, investors, and partners looking to expand their business activities on Brazilian soil. The firm sets itself apart in how it engages with legal and business organizations in the United States, making contributions to innovation and accelerating changes within the Brazilian legal landscape, as well as to relations between the two countries.

London office

Inaugurated in 2016, Mattos Filho’s London office is already leading the way in assisting European clients with Brazil-related legal issues. Our presence in the capital of the United Kingdom provides us with a unique perspective of the European market, allowing us to offer clients outstanding service when addressing issues related to Brazil. While operating in London, we have also strengthened relationships and helped expand international investment and business by working in partnership with the best law firms in Europe.