LAWYER PROFILE
Marcus Fonseca

Marcus Fonseca

Global 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 2 practice areas

About

Provided by Demarest Advogados

Global

Practice Areas

Banking and Finance

Blockchain and Digital Assets

Career

Partner in Demarest's Banking and Finance practice area, Marcus Fonseca holds a master's degree in Business Law from Fundação Getúlio Vargas (FGV-SP), a postgraduate degree in Corporate Law from the same institution and a bachelor's degree in Law from Pontifícia Universidade Católica (PUC-PR). He concentrates his practice on matters involving payment methods, fintechs, blockchain, virtual assets, crowdfunding, open finance and the regulatory sandbox, as well as the development of new structures and business models. Marcus also advises clients on corporate finance transactions and financing of Brazilian and international projects. He advises underwriters and issuers on public offerings of securities, foreign exchange transactions, derivatives, fund formation, and financial institutions' compliance with relevant rules and regulations. His clients include large technology companies, fintechs, and financial institutions.

Chambers Review

Provided by Chambers

Chambers Global Guide

Banking & Finance: Regulatory - Brazil

Band 4
Band 4

Individual Editorial

Marcus Fonseca secures a position in the banking and finance rankings thanks to his work on regulatory matters. He also advises clients on project financing matters.

Banking & Finance - Brazil

Band 5
Band 5

Individual Editorial

Marcus Fonseca secures a position in the banking and finance rankings thanks to his work on regulatory matters. He also advises clients on project financing matters.

Strengths

Provided by Chambers

  • Marcus Fonseca delivered outstanding legal support. His approach brought clarity and confidence to the matter.

    Banking & Finance: RegulatoryChambers Global Guide

Ranked Individuals at Demarest Advogados (76)

Brazil

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