Firms To Watch: TMT: Tech, innovation and digital business

Recently established technology boutique Campos Thomaz Advogados, under the leadership of name partner Alan Campos Elias Thomaz and Sérgio Cury Meirelles, covers transactional, regulatory and litigation matters for fast-growing businesses, start-ups, and established domestic and international clients.
The highly regarded Tatiana Campello heads the technology practice at Demarest Advogados, advising a range of clients, from global tech giants to start-up companies, across the full spectrum of technology-related matters.
Antitrust, technology and regulatory specialist firm Vinicius Marques de Carvalho Advogados advises clients on e-commerce, cryptocurrency, start-up and urban mobility issues; Marcela Mattiuzzo is the name to note in this space.

TMT: Tech, innovation and digital business in Brazil

Mattos Filho

‘Providing clear and concise opinions’, the technology, innovation and digital business team at Mattos Filho leverages its full-service capabilities to provide a comprehensive offering to assist clients in structuring and implementing their digital and technology strategies in Brazil and Latin America. The group has extensive regulatory expertise, providing advice on digital platforms, online marketplaces, cloud computing, artificial intelligence (AI) and Internet of Things (IoT). Coupled with this expertise, the team also provides corporate and tax advice, particularly in technology-related M&A, start-up financing and IT public procurement. Fabio Ferreira Kujawski and Paulo Brancher combine their expertise in civil and consumer law, regularly advising clients and providing strategic counselling for technology companies on their operations and expansion within the relevant Brazilian regulatory frameworks. Thiago Luís Sombra is also of note for his technology litigation experience, representing clients before the regulatory agencies and public authorities. Lisa Worcman is the go-to individual in the team for tax-related tech and digital matters. Luiz Felipe Di Sessa joined the team in March 2022 from Cescon Barrieu, further bolstering the team’s capabilities.


‘The Mattos Filho team is open to listening, analysing and providing clear and concise opinions. There is collaboration from other legal areas in addition to the LGPD. I realise that it is a serious and mature office, to which I can take any question that will certainly be analysed in a holistic way.’

‘I work with Isabela Fernandes Pereira and Paulo Marcos Rodrigues Brancher. Both are very well-prepared for any question.’

‘Strong team with international experience and expertise in data privacy matters.’

‘Paulo Brancher has excellent data privacy and technology expertise and provides pragmatic and commercial advice.’

‘Jaqueline Oliviera is very responsive. Solid legal knowledge with practical guidance and advice.’

‘Thiago Luis Sombra is a very talented lawyer, with great expertise in digital law and privacy and data protection. He is always available and attends to our need in a very efficient way. We can always count on him.’

‘I recommend Lisa Worcman.’

‘The service was personalised and attentive. We were assisted by a multidisciplinary team of partners and associates who carried out a complete survey of our business model, the current situation of the company, in order to provide a complete consultancy for all the legal elements that we needed at the time. The delivery was fast, they were available to resolve doubts and assist in the execution of the project.’

Key clients

Alibaba Group




Bayer AG

Facebook Group (Meta)


Hurst Capital


Spotify AB

Spotify Brazil


Mercado Livre





C&A Modas

Oracle do Brasil Sistemas

Work highlights

  • Advised Nftfy on tech, regulatory, corporate and tax aspects related to the development of a platform whose objective is to allow the monetisation of non-fungible tokens (NFTs).
  • Advising Alibaba regarding its presence in Brazil.
  • Advised Meta on several matters, including the regulatory aspects of structuring new features across its brands and products.

Pinheiro Neto Advogados

The technology practice at Pinheiro Neto Advogados advises on a range of regulatory and corporate matters for foreign clients seeking guidance in the Brazilian market. It represents clients from a wide range of industries, including medical diagnostics, pharmaceuticals, financial services, e-commerce and fintech, adopting a multidisciplinary approach in its advice, covering transactional, IP, regulatory and litigation mandates. Recent highlights for the department include acting for a number of social media giants including Facebook and Twitter. As part of its Asia-wide strategy, the firm recently announced the opening of its Tokyo office, bolstering the firm’s regional technology and digital business capabilities there. Litigation specialists André Zonaro Giacchetta and José Mauro Decoussau Machado are of note within the team, with specialisms in technology transfers and software licensing, and IP, advertising and unfair competition, respectively. Larissa Galimberti stands out as a technology expert and is trusted by clients for her new product, platform and services structuring expertise, particularly for financial services and life sciences clients. Ciro Torres Freitas focuses his practice on advisory and contentious support to digital and internet businesses in relation to data protection and privacy.

Key clients






Tiger Global Management

Mirow & Co. do Brasil

JP Morgan


Coatue Management

Bytedance (TikTok)

CapSur Capital

Pluggy Brasil

Neon Pagamentos

TozziniFreire Advogados

Technology-related litigation is a core strength for TozziniFreire Advogados‘ technology and digital business practice, which is trusted by major international social media and networking companies in complex mandates. The team regularly advises on both regulatory and transactional matters, including technology transfer agreements, software licensing and venture capital funding. In addition, the team represents clients in civil and electoral disputes. The department is co-led by Marcela Waksman Ejnisman and Patricia Helena Marta Martins, with Ejnisman a key contact for contractual and advisory work and Martins focusing on civil litigation matters concerning data protection and AI. Carla Do Couto Hellu Battilana and Bruna Borghi Tomé are also of note, both advising on data protection issues.

Practice head(s):

Marcela Waksman Ejnisman; Patrícia Helena Marta Martins


‘The Tozzini team is agile and responsive and expert in the areas of Brazilian law and practice that matter most to us.’

‘Bruna Valeri Taavora has been great for us.’

Key clients





Magazine Luiza





Pearson Education


Work highlights

  • Advised Raidiam during the negotiations of an agreement to regulate the duties and obligations of Raidiam when rendering services in the implementation of the open banking structure in Brazil.
  • Advised Sinqia on the disposal of 51% of its shares of Rosk Software known as QuiteJá, which is a technology provider for digital negotiation and debt collection through AI.

Trench Rossi Watanabe

The team at Trench Rossi Watanabe is praised by clients for its ‘high technical capabilities’ in the technology and digital business spheres, assisting several leading companies in technology litigation and enforcement matters. The team also advises on e-commerce transactions, music, software licensing, cloud services and IT agreements. Flavia Rebello and Marcela Trigo jointly lead the practice; Rebello is adept in IP licensing and distribution, and SaaS outsourcing, and Trigo specialises in strategic advice and litigation. Also of note within the team is Flávia Amaral, who focuses on technology, data protection and franchising.

Practice head(s):

Flavia Rebello; Marcela Trigo


‘Trench Rossi Watanabe is an office with high technical capabilities, professionals who know how to work as a team,  strong ethics, and conscientious of each deadline and task. Always attentive to legislative changes and proponents of positive changes in workflows. Its global performance, especially in TMT, makes the firm unique among others.’

‘Marcela Trigo is extremely competent and charismatic. Felipe Zaltman and Vivian Machado are both incredibly responsible. Attentive to deadlines and details in each task. I believe that the main highlight of the team, as a whole, is the honesty in teamwork. This is something very valuable.’

‘High-quality and in-depth legal analysis, in a format consistent with the request and in a useful way. The team has in-depth knowledge of the clients’ market and provides practical and actionable answers, without wasting time on lengthy legal discussions (unless expressly requested/when necessary). The firm is well advanced in diversity discussions, with a high number of female partners and several initiatives to include minority groups.’

Key clients



Amazon Web Services

Deezer Brazil


Columbia Sportswear


Fair Isaac


GE Healthcare




Johnson & Johnson

Jones Lang Lasalle

Korn Ferry


Mercado Libre


Motorola Solutions











Thermo Fisher

Toshiba Commerce

Trading Technologies





Votorantim Cimentos


Work highlights

  • Representing WhatsApp in two constitutional cases before the Supreme Federal Court regarding the constitutionality of WhatsApp’s end-to-end encryption system and of court orders determining the nationwide blocking of WhatsApp.
  • Assisting Amazon in its defence in a case connected to its fraud detection mechanisms.
  • Advising Deezer Music do Brasil in litigation involving a contractual breach by a major internet company in relation to a partnership involving Deezer.

Azevedo Sette Advogados

Working in tandem with the firm’s regulatory, corporate, tax and dispute resolution groups, the tech and digital business group at Azevedo Sette Advogados regularly advises clients across a wide range of areas, including internet law, software distribution agreements, IT outsourcing, software as a service (SaaS) contracts, cloud computing, mobile payments and IP technology transfers. The practice is co-led by a trio of lawyers: Ricardo Barretto Ferreira, Danielle Chipranski Cavalcante and Luiz Augusto Azevedo Sette. Ferreira has significant experience in both contentious and non-contentious matters; Cavalcante is a key contact for international clients; and Sette is notable for his M&A transactional practice.

Practice head(s):

Ricardo Barretto Ferreira; Danielle Chipranski Cavalcante; Luiz Augusto Azevedo Sette

Key clients

Hyland Software

Shiseido do Brasil

Somos Nuvem

Electronic Arts

JCI (Johnson Controls)

Mais Pet

Ambipar Bank

Ambipar Cargo

Globo Comunicação e Participações

Sascar Tecnologia e Segurança Automotiva

Microsoft Brasil

Sonda Procwork Outsourcing Informática

Movile Brasil Holding

Rimini Street Brasil

ADT Serviços de Monitoramento

Xerox do Brasil


B/Luz‘s technology transactions team excels in matters involving the emerging technology sectors, particularly fintech, edtech, health tech, gig economy, urban mobility and digital media. The team is equipped to advise on a range of licensing, software development, SaaS, R&D partnerships and intangible asset transfer matters. The team also offers assistance in the negotiation of agreements and joint ventures, and provides legal opinions and audits on company processes. The team is led by Pedro Ramos , who specialises in media, technology and data protection, and is a go-to person for advertising technology matters. Alexandre Elman Chwartzmann  co-leads and is particularly strong in M&A and other transactions. Bruna Castanheira de Freitas  jointly leads alongside Ramos and Chwartzmann, with a focus on internet, communication law and urban mobility.

Practice head(s):

Pedro Ramos; Alexandre Elman Chwartzmann; Bruna Castanheira de Freitas


‘The office has a highly qualified team in addition to being always oriented towards innovation. The multidisciplinary nature of the team and the sum of specialists from different areas, always focused on solving and meeting the demands of clients in the most diverse aspects, facilitate negotiations and allow us to provide an extremely effective and satisfactory service.’

‘All the professionals who serve us and have attended to us deserve to be highlighted for their shared knowledge and great promptness in providing the service.’

‘Cristiano Gimenez is always willing to help build our relationship with the right professionals for greater agility and success in solving our demands. Fernando Bousso stands out in the areas of information security and data protection. Their consultancy is always very clear, objective and facilitates the progress of internal projects.’

Key clients

Anheuser-Busch InBev


Grupo Boticário




Grupo Pão de Açúcar







Mercado Libre






WildLife Studios

Work highlights

  • Advised GPA on restructuring its IT agreements with numerous vendors.
  • Supported TikTok with the agreeements and terms of service regarding its programmatic media software.
  • Advised ABS on its advocacy strategies regarding the approval of the Startup Act (LCP 182/2021, Marco Legal das Startups).

Dias Carneiro Advogados

Major technology companies, start-ups and video game companies turn to Dias Carneiro Advogados for their ‘multidisciplinary and cohesive care’ and advice on all aspects of their businesses, including in navigating relevant Brazilian regulatory frameworks, start-up business model structuring and consolidation, commercial agreements, IP protection and data privacy issues. The team is led by Vanessa Pareja Lerner , who is praised for her ‘extensive expertise in the technology market’. Barbara Emidio Nascimento  is another name to note.

Practice head(s):

Vanessa Pareja Lerner


‘Multidisciplinary and cohesive care. All the partners and lawyers I dealt with at Dias Carneiro were very competent and had deep knowledge of their area.’

‘They become partners of their client, always helping us in situations that we need collaboration, including discussions of fees and services. In recent years, I have noticed an increase in the number of female team members and the creation of a Diversity Committee, which is one of the important factors for the partnership.’

‘I would like to mention Vanessa Lerner. What distinguishes her is her knowledge and extensive experience in the technology market. She easily identifies central issues of our queries, dealing with each subject with depth and practicality.’

‘Barbara Emidio Nascimento, despite being a junior, already demonstrates impressive knowledge as well as a professional stance that we greatly appreciate.’

Key clients

Riot Games


Oriental Power Holdings

2RM Tecnologia da Informação

Lalamove Tecnologia

Epic Games

Banco KEB Hana do Brasil

Apptite – Inovações e Tecnologia


Work highlights

  • Representing Ubisoft in civil action lawsuits filed by a Brazilian child protection organisation, ANCED, over the legality of the practice known as “loot boxes” in video games.
  • Advised Oriental Power Holdings regarding legal matters related to the offer of NFTs as prizes for e-sports championships.
  • Assisted with several legal issues, including the negotiation of multiple agreements related to its software named KPL and day-to-day matters.

Felsberg Advogados

Felsberg Advogados‘ innovation, start-ups and venture capital team works in tandem with the firm’s data protection and technology team to provide advisory, compliance, litigation and arbitration support to its clients. Through this collaboration, the firm renders full-service support to start-ups, investment funds, financial institutions and new companies across a myriad of technology sectors, including health, agriculture, biotechnology, environment, education, fintech and insurance. Evy Marques has standout experience in advising start-ups, while Clarissa Luz is the go-to in the team for international and Brazilian privacy and data protection matters. João Carlos Mendonça is also notable for his expertise in fintech, particularly in cryptocurrency structuring and launches; the three co-lead the multidisciplinary practice.

Practice head(s):

Evy Marques; Clarissa Luz; João Carlos Mendonça


‘João Carlos Mendonça stands out for its commitment to the client and access.’

‘Since working with Felsberg I have had nothing but positive experiences within the relationship, and I believe this is one of the biggest compliments to the firm and the people who work there. They are quick to respond, without compromising their quality, they understand our problems and are able to put themselves in our role, and are extremely easy to relate to.’

‘The main characteristics of the team, common to all of them, is the ease of working with them, how accessible they are and the level of knowledge above average. I would like to highlight Evy Marques, Bárbara Santos, Clarissa Luz and Clara Marques.’

‘It is one of the few offices that has knowledge about crypto assets.’

Key clients




The Not Company



Hands Market

Banco C6

SmartAdServer Group


Ribus and Xisde

Opice Blum, Bruno, Abrusio, Vainzof Advogados Associados

Opice Blum, Bruno, Abrusio, Vainzof Advogados Associados leverages the breadth of its practitioners’ expertise to advise clients in relation to blocking infringing media and content on digital platforms, software licensing, start-up development and support, security measures and technology disputes. Renato Opice Blum is notable for his digital law and IP expertise, and Marcos Bruno is a key contact for media-related mandates. Rony Vainzof focuses his practice on cybersecurity, as does Caio César Carvalho Lima. The team includes many other noteworthy practitioners, including José Roberto Opice Blum, Camilla Jimene and Danielle Serafino.

Practice head(s):

Renato Opice Blum; Marcos Bruno; José Roberto Opice Blum; Rony Vainzof; Caio Lima; Camilla Jimeme; Danielle Serafino; Juliano Maranhão; Ricardo Campos; Henrique Fabretti Moraes

Key clients

Grupo Mercado Livre

Cinemark Brasil


Banco Itaucard

Beach Park Hotéis e Turismo

K10 Consultoria Tecnológica

VS Datta Imagem Comércio e Serviços Eireli



Work highlights

  • Represented Ambev in a lawsuit regarding dissemination of an infringing video on WhatsApp.
  • Assisting Grupo Mercado Livre in filing an indemnification lawsuit for damages for shipping losses by Correios involving the use of faulty postage stamps issued on the client’s platform.
  • Assisted Beach Park Hotéis e Turismo in securing the removal of irregular ads and infringing content on an online hotel booking platform.

Cascione Pulino Boulos Advogados

Notable for its expertise in global financial and payment technologies, Cascione Pulino Boulos Advogados regularly advises both established technology companies, major retailers and players in the Brazilian chemicals and oil and gas industries. Recent highlights for the team include advising on e-commerce and online marketplaces structures, compliance, and similar regulatory matters. Marcelo Padua Lima leads the technology and digital business practice, regularly assisting financial institutions and similar market participants. Founding partner Fábio de Souza Aranha Cascione is another key individual, known for his banking and finance expertise.

Practice head(s):

Marcelo Padua Lima


‘Great technical knowledge.’

‘The office adapted very well during the pandemic, always maintaining the level and quality of services. The team was always available and the speed of service was not compromised. It is clear that the Cascione team is always following market innovations and the group of partners is highly qualified in the area of technology, providing great comfort to the internal teams.’

‘Marcelo Padua provides the client with great security in the necessary assessments and analyses. Leonardo Mello has great knowledge on the subject and is always available for consultations.’

Key clients

Google Brasil Pagamentos

Accenture do Brasil

Market Pay Brasil Instituição de Pagamento

OLX Meios de Pagamento

Banco Lestbank

Sherwin-Williams do Brasil

Interbrok Corretores Internacionais de Seguros

Work highlights

  • Assisting Google’s payment entity in Brazil in connection with the offering of different payment products and services to Brazilian users.

Cescon Barrieu

Cescon Barrieu‘ technology practice brings together a multidisciplinary group of venture capital, capital markets, M&A, IP and data protection practitioners to guide clients through complex technology transactions. The team excels particularly in technology transfer negotiations within the IT sector. Tania Liberman spearheads the practice, focusing on multi-jurisdictional contract negotiations involving technology and data protection issues. Luiz Felipe Di Sessa left the team in March 2022.

Key clients


T-Systems Telecomunicações e Serviços


Monkey Serviços de Tecnologia

TC Traders Club




Klingele Papierwerke

Work highlights

  • Advised Nubank regarding the acquisition of Olivia.
  • Advised T-Systems Telecomunicações e Serviços regarding its operations.
  • Supporting B3 in relation to its investments into Totvs Financial Services.

Huck, Otranto, Camargo Advogados

Highlighted for its ‘refined and deep expertise’, Huck, Otranto, Camargo Advogados handles a range of contentious and non-contentious matters relating to AI, blockchain technology, online travel agencies and internet application providers. Recently, the team has been involved in a number of projects and developments by start-ups in the health, logistics, energy, food and beverage, event organisation, and fintech sectors. Software licensing and data protection, specifically LGPD compliance, have been on the team’s radar as of late. Priscila Furgeri Morando and Fábio Floriano Melo Martins lead the team. Morando has considerable litigation expertise, particularly in relation to technology, IP rights and personal data protection. Martins is also a litigation and contracts specialist, with a focus on media and internet matters for both national and international clients.

Practice head(s):

Priscila Furgeri Morando; Fábio Floriano Melo Martins


‘An office with very refined and deep expertise in niche subjects, such as technology (support for intellectual property and information security).’

‘Priscila Furgeri Morando has the ability to combine litigation experience with support for technology, information security, privacy and data protection. Diego Falcão specialises in banking regulation but is also focused on technology.’

Key clients

Celcoin Meios de Pagamento

Par Perfeito Comunicação



Alugue Temporada – Homeaway do Brasil

First Data

Violab Produções Artísticas

ClassApp Sistemas

Conviso Application Security

The Match Group – Tinder Dating

Universidade UNIP

Colégio Objetivo

Work highlights

  • Assisted Rede Segura Tecnologia in managing the software licence agreement and developing an information security platform for the Traffic Department of the State of Rio de Janeiro – DETRAN-RJ.
  • Advised Ormelle and its founders on all matters related to the structure of the license of technology to third parties.

KLA Advogados

Investment funds, start-ups, technology companies and clients in the entertainment business trust KLA Advogados for advice related to digital law and regulatory issues. Key offerings from the team include data protection and privacy consultation, IP technology transactions, and software licensing drafting and negotiation. Vanessa Pirró and Karin Alvo lead the practice, with Pirro adept in advising companies on media, entertainment and IP-related matters, and Alvo a capital markets and venture capital specialist. Ana Carolina Cesar is another key member of the team, particularly for technology transactions.

Practice head(s):

Vanessa Pirró

Key clients

Japan House

Lumiar Educações e Participações

Avalia Systems


Boston Scientific do Brasil


Digital SK

Iceye sk

Cred-System Administradora de Cartões de Crédito

Hughes Telecomunicações do Brasil

Grupo Shiseido

Ecogen Brasil Soluções Energéticas

Work highlights

  • Advised Associação Japan House on the risks involving the implementation of facial recognition on its premises.
  • Assisting Lumiar in negotiating and drafting license agreements to educational institutes that will implement Lumiar’s model.
  • Assisted Avalia with the revision and negotiation of agreements for technology advisory services to be executed with Avalia’s clients.

Machado Meyer Sendacz e Opice Advogados

Machado Meyer Sendacz e Opice Advogados‘ technology practice specialises in advising clients on the development of new business models. Major technology and internet companies also turn to the practice, which is led by Juliana Abrusio, in relation to public law, tax, labour, IP and contentious matters. Abrusio is experienced in all areas of digital law and personal data protection, including advising on new business models, data breaches, e-contracts and digital fraud. Daniel Guariento is also a digital law specialist, and a key contact for corporate restructuring and conflict prevention. Luanna Peporini is another key member of the team.

Practice head(s):

Juliana Abrusio

Key clients

Verizon Media Internet



Linkedin Representações Do Brasil

Zoom Videocommunications

Swap Meio De Pagamentos

Warburg Pincus

Work highlights

  • Assisting BNDES to privatise two state-owned companies: the Federal Data Processing Service (SERPRO) and the Social Security Technology and Information Company (DATAPREV).
  • Assisting Clever Devices in obtaining a certificate from the São Paulo transport authority to provide technology services to the São Paulo bus fleet public concession company.

Veirano Advogados

Fábio Pereira is a key contact at Veirano Advogados, which has experience advising clients in the e-commerce, technology and payments sectors, among others.