LAWYER PROFILE
Eduardo Bastos de Mendonça

Eduardo Bastos de Mendonça

Brazil 2026

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Ranked in 3 practice areas

About

Provided by Barroso Fontelles, Barcellos, Mendonça & Associados

Brazil: Contentious

Practice Areas

Eduardo is one of the Co-Heads of the Dispute Resolution Department of the Brasilia Office. His main areas of practice are Constitutional, Digital, Administrative, Regulatory, and Economic Law, in which he works both as a consultant and a litigation conductor, with an emphasis on the Superior Courts, especially the Federal Supreme Court (STF), the Superior Court of Justice (STJ) and the Electoral Superior Court (TSE). He is the leader of our Digital Law team and has been working extensively in matters regarding the regulation of new technologies and applications.

Career

Eduardo Mendonça (LL.B., M.S.L, S.J.D., University of the State of Rio de Janeiro) is a legal practitioner since 2005, and a former member of the National Commission of Constitutional Studies of the Brazilian Bar Association – Federal Council (Ordem dos Advogados do Brasil – Conselho Federal). Eduardo is full Professor of Constitutional Law and Digital Law at the graduate and undergraduate courses of UniCEUB, and has served as clerk at the Brazilian Supreme Federal Court.

Publications

Eduardo is the author of a book, “A Constitucionalização das Finanças Públicas no Brasil – Devido Processo Orçamentário e Democracia”, as well as several chapters and articles, both in specialized periodicals and in newspapers.

Personal

Married, father of twins boys and a marathon runner.

Education

Universidade do Estado do Rio de Janeiro (UERJ)

LL.B.

2004

Universidade do Estado do Rio de Janeiro (UERJ)

LL.M. in Public Law

2008

Universidade do Estado do Rio de Janeiro (UERJ)

PhD in Public Law

2014

Languages Spoken

Eduardo speaks Portuguese (native), English and German (fluent), and has basic communication skills in Spanish.

He holds an LL.B. (2004), an LL.M. (2008) in Public Law and a PhD (2014) from Universidade do Estado do Rio de Janeiro (UERJ).

Chambers Review

Provided by Chambers

Chambers Brazil: Contentious

Dispute Resolution: Litigation: The Elite - Brazil

Band 4
Band 4

Individual Editorial

Eduardo Bastos de Mendonça often represents clients in litigation mandates related to digital law.

Chambers Brazil: Industries & Sectors

Technology - Brazil

Band 3
Band 3

Individual Editorial

Eduardo Bastos de Mendonça is experienced in technology-related contentious issues, including those connected with constitutional matters.

Chambers Brazil: Regions

Dispute Resolution: Brasília - Brazil

Band 3
Band 3

Individual Editorial

Eduardo Bastos de Mendonça is praised by clients for his strong network and experience in Brasília-based dispute resolution. He routinely oversees contractual and digital compliance mandates.

Strengths

Provided by Chambers

  • Eduardo Mendonça is an exceptionally skilled litigation lawyer and highly knowledgeable about civil procedure and the workings of the higher courts.

    Dispute Resolution: Litigation: The EliteChambers Brazil: Contentious
  • Eduardo Mendonça has a great ability to understand the day‑to‑day running of the business, recognising not only the legal aspects but also the operational and commercial dimensions of the company. This enables him to align his litigation guidance with the company’s strategic objectives.

    Dispute Resolution: Litigation: The EliteChambers Brazil: Contentious
  • I consider Eduardo Mendonça to be one of the best professionals I work with. He's very intelligent and dedicated. When I need to speak with the judge or the public prosecutors, he's extremely courteous, and his politeness opens doors. He explains things very clearly and is exceptionally well connected.

    Dispute Resolution: Litigation: The EliteChambers Brazil: Contentious
  • Eduardo Bastos de Mendonça is one of the best professionals I have seen in the market.

    TechnologyChambers Brazil: Industries & Sectors
  • Eduardo Bastos de Mendonça is very clear and articulate, with a strong ability to handle court interactions and build sound legal arguments. He brings deep constitutional knowledge and is a very well-rounded lawyer.

    Dispute Resolution: BrasíliaChambers Brazil: Regions

Ranked Individuals at Barroso Fontelles, Barcellos, Mendonça & Associados (13)

Brazil

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