Practice areas

Chair of the antitrust practice group. Partner of the international trade practice.

Professional memberships

Member: editorial board, 'Competition Law International', IBA; board, Brazilian Competition Institute (IBRAC). Chair: IBA International Trade and Customs Law Committee.


Partner since 2000. Former commissioner for the Brazilian Competition Commission (CADE). Former chair of IBRAC. 


PhD, USP. LLM, Harvard Law School. LLB, USP. BA in Economics, PUC-SP.


Marcelo is consistently recognised as a leading lawyer in national and international legal publications such as Chambers Global, Chambers Latin America, The Legal 500, Latin Lawyer 250, GCR 100, Expert Guides, Who’s Who Legal and Análise Advocacia 500. Marcelo Calliari is LACCA Approved.


Several, including - Brazil: Toward a Mature Cartel Enforcement Jurisdiction?, Competition Law in the BRICS Countries (Kluwer). Criminalization of cartels and leniency: an exercise in complexity, Competition Policy International.

Languages:English, Spanish, French.

Office: São Paulo
Tel: +55 11 5086 5313

This is part of a professional notice: all recommended firms are invited, but not required, to supply a professional notice and partner profiles, which are published in return for a fee.

TozziniFreire Advogados

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