BFBM – Barroso Fontelles, Barcellos, Mendonça & Associados > Brasilia, Brazil > Firm Profile

BFBM – Barroso Fontelles, Barcellos, Mendonça & Associados

City focus - Brasilia > Litigation Tier 2

With a strong focus on dispute resolution, including both administrative and judicial proceedings, BFBM – Barroso Fontelles, Barcellos, Mendonça & Associados regularly acts on cases before the Supreme Federal Court (STF), the Supreme Court of Justice (STJ), the Superior Labour Court (TST) and the Federal Court of Accounts (TCU). The group is particularly known for its activity in the banking and finance, telecoms and technology segments, where it receives instructions from large domestic and international companies such as Petrobas and Meta Platforms. Litigator and consultant Eduardo Mendonça, who has recently been busy handling matters related to the regulation of new technologies, leads the practice. Felipe Monnerat Solon de Pontes, who heads the firm’s telecoms department; procedural and constitutional law expert Renata Saraiva Verano; and Rafael Barroso Fontelles, who focuses on high-value litigation cases in the banking sector, are also noted.

Practice head(s):

Eduardo Mendonça


‘The firm stands out for its excellence in providing legal services. The partners demonstrate extensive knowledge about the matters being dealt with. More than that, they dominate the details of the litigation process in the superior courts.’

‘The solutions are always designed in a tailor-made way. We know this, because we work in partnership with the firm in several strategic cases.’

‘I would particularly highlight Ana Paula Barcellos, Eduardo Mendonça, Felipe Monnerat, Rafael Barroso and Renata Verano. They are highly qualified partners and admirable professionals. They have extensive experience in handling complex cases at the Federal Supreme Court (STF) and the Superior Court of Justice (STJ).’

‘Felipe Monnerat is a very engaged and competent partner, always available and offering solid strategies and innovative ideas.’

Key clients


Banco Volkswagen




Banco Triângulo


Princesa do Sul

Indústria Missiato de Bebibas

Meta Facebook

Cocelpa – Celulose e Papel do Paraná

Atento Brasil

CPFL – Cia Piratininga


Sindicato de Jogadores de Futebol – SP e MG


Sena Advogados

Banco Votorantin

Moara Bio estimulante agro ambientais

Luis Dreyfus

Work highlights

  • Represented Itaú Unibanco in a public interest claim filed by the Federal Attorney General’s Office (MPF).
  • Acted for Tristão in a claim before the Federal Supreme Court to reverse a previous decision of a retroactive declaration of expiry of the statute of limitations.
  • Assisted Itaú with a claim filed by Magnatex seeking compensation and an order for Itaú to submit accounting reports for alleged unauthorised transactions.

Brazil > TMT: Cybersecurity and data privacy Tier 3

Clients turn to BFBM – Barroso Fontelles, Barcellos, Mendonça & Associados’ ‘excellent’ privacy and data department for advice on privacy maters, including LGPD compliance, privacy-related class actions, user privacy, and third-party liability related to data. Eduardo Mendonça has over 15 years of experience in constitutional and digital law, and co-leads the practice alongside André Zanatta and Felipe Monnerat, who are both well versed in regulatory matters and litigation, including data breaches.

Practice head(s):

Eduardo Mendonça; Felipe Monnerat; André Zanatta


‘The Technology, Privacy and Data Protection team is excellent. All extremely qualified, dedicated and know how to reconcile theory and practice to solve complex cases.’

‘Without question BFBM provides exceptional service. They are thorough yet pragmatic, their advice is well-researched and tailored to client needs.’

‘They’re experts in the subject matter. They understand our business. We meet without restrictions by WhatsApp. They offer an affordable price.’

‘In terms of technology, the practice stands out in its client document management, with strict access controls. The team keeps excellent documentation on the projects they do for us, highlighting deliverables and timelines.’

‘André Zanatta brings together extraordinary expertise and business acumen, drawing on a uniquely rich experience in the private sector.’

‘Fernanda Mascarenhas Marques is highly detailed-oriented and knowledgeable about clients’ practical needs.’

‘André Zanata is an attentive, available and dedicated professional who provides his services masterfully.’

‘André Zanatta is a deep expert in the subject. He has developed very simple processes to serve us. He understands our business sensitively. Always helpful. Highly recommended.’

Key clients

Pivo Arte Pesquisa


Hospital Santa Lucia

Trillion Digital Services




STB – Student Travel Bureau

ISIC – International Student Identity Card




McKinsey & Company



ABTG comercio e serviço para o mercado de arte

Silvia Cintra + Box 4

Fortes, D’Aloia e Gabriel

Galeria de arte Luisa Strina

Luciana Brito Serviços e Comércio de Obras de Arte

Gramol Objetos de Arte (Mul.ti.plo)

Mirarte Comércio de Obras de Arte Eireli

Monteze Artes (Arte FASAM Galeria)

Bolsa de Arte de Porto Alegre

Andrea Rehder Arte Contemporânea

Brazil > Dispute Resolution: Litigation Tier 5

Dedicated to dispute resolution, boutique firm BFBM – Barroso Fontelles, Barcellos, Mendonça & Associados houses a team of ‘highly trained professionals‘, who are seasoned in litigation proceedings before the superior courts in Brazil. Cases arising from the Covid-19 pandemic in the retail, energy and real estate sectors, as well as banking and telecoms-related mandates, are among the team’s recent highlights. Banking clients routinely turn to Rafael Barroso Fontelles for assistance in contentious matters, while litigator Felipe Monnerat is go-to counsel for regulatory and telecoms issues. Eduardo Mendonça focuses on digital law and freedom of speech cases. Banking and civil litigation are some of Konstantinos Andropoulus‘s areas of expertise.

Practice head(s):

Rafael Barroso Fontelles; Eduardo Mendonça; Felipe Monnerat


‘Personalied service and highly trained professionals.’

Brazil > Public law

Standing out for its expertise in constitutional and public law matters, BFBM – Barroso Fontelles, Barcellos, Mendonça & Associados has a strong track record before the higher courts and has become a prominent player in constitutional debates at the state and federal levels.

BFBM Advogados is a firm exclusively focused on dispute resolution matters, being able to handle arbitration and litigation cases. The team frequently tackles the most complex cases for its stellar clientele and also provides volume litigation to certain strategic clients who have a large demand for dispute resolution. The group is well-known for its decisive presence in the superior courts of Brazil and is frequently sought after by clients when their proceedings reach such instance, after having been handled by other law firms. It is also well-known for its performance solving international contracts and corporate issues.

It furnishes advice on the full spectrum of dispute resolution issues and acts on both judicial and administrative proceedings. The three main areas of expertise for the team are banking, telecom and internet, but it also represents clients from a wide range of sectors, including oil and gas, food and beverage, insurance and entertainment.

International and Domestic Arbitration Carmen Tibú 21 2221-1177
Civil, Commercial and Constitutional Procedural Law Rafael B. 21 2221-1177
Brasilia Based Dispute Resolution Eduardo Mendonç 61 3409-1000