LAWYER PROFILE
Marcel Medon Santos

Marcel Medon Santos

Global 2026

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TozziniFreire
 TozziniFreire

Ranked in 1 practice area

Competition/Antitrust

Brazil

1 year ranked

About

Provided by TozziniFreire

Global

Practice Areas

Antitrust

Career

Marcel has long experience with antitrust law. He was Legal Coordinator and Director of the Secretariat of Economic Law of the Ministry of Justice (SDE/MJ), where he worked for six years (2001-2007). He was one of the officials responsible for the implementation of the modern investigation techniques currently used by the Brazilian Competition Protection System (including dawn raids and leniency agreements). Marcel also has solid expertise in the private practice, assisting clients with risk assessment of business practices, investigation of conducts, merger review and implementation of corporate compliance programs.

Chambers Review

Provided by Chambers

Chambers Global Guide

Competition/Antitrust - Brazil

Band 5
Individual Editorial

Marcel Medon Santos is frequently retained by companies to negotiate agreements and conduct investigations related to anti-competitive behaviour, as well as to file merger reviews before CADE. He is also active in judicial disputes involving cartel damage claims.

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Strengths

Provided by Chambers

  • Marcel is a highly competent and experienced partner.

    Competition/AntitrustChambers Global Guide

  • Marcel is always capable of understanding our business and needs. His commitment allows him to act with great depth on all occasions.

    Competition/AntitrustChambers Global Guide

Ranked Individuals at TozziniFreire (46)

Brazil

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