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Mônica Mendonça Costa

Mônica Mendonça Costa

Practice Groups

Arbitration, Litigation, Mediation


Office: São Paulo
Phone: (55 11) 5086-5492


Professional experience

Mônica has more than 15 years of practice at TozziniFreire in the Litigation and Arbitration Practice Groups. She counsels in civil court cases deriving from bidding procedures, contracts with public entities and investigations in alliance with the teams of the Administrative Law, and Compliance & Investigations Practice Groups. She has extensive experience in arbitration proceedings administrated by domestic and international institutions and has had ample practice in commercial mediation, both ad hoc and institutional, representing clients during all phases of the proceedings. Her practice comprises disputes related to corporate matters, mergers and acquisitions, distribution and sales representation contracts, real estate and timberland investments.


Mônica is recognized in The Legal 500, Latin Lawyer 250 and Análise Advocacia 500, important legal publications.


  • English


  • Studied at IADC 2013 Trial Academy, organized by the International Association of Defense Counsel, from Stanford University, USA, in 2013.
  • Specialized in Business Management from Business School São Paulo, in 2009.
  • Master’s in Civil Procedural Law from Universidade de São Paulo (USP), in 2008.
  • Graduate of the Law School of Universidade de São Paulo (USP), in 2001.
  • Graduate in International Relations from the Faculty of Social Sciences of Pontifícia Universidade Católica de São Paulo (PUC-SP), in 1998.

Additional activities:

  • Member of the Brazilian Arbitration Committee (CBAr).
  • Member of Brazilian Advisory Board - International Institute for Conflict Prevention & Resolution, Inc. (CPR).
  • Mediator for the Chamber of Commercial Arbitration (CAMARB), a Brazilian Institution.
  • Mediator for the Brazilian Center of Mediation and Arbitration (CBMA).
  • Member of the São Paulo Attorneys Association (AASP).


  • Co-author of the chapter "O Desenvolvimento da Mediação e o Novo Código de Processo Civil", of the book 40 Anos de Direito Empresarial no Brasil. São Paulo: Quartier Latin, 2016, p. 215-230.
  • Co-author of the "Brazil" chapter from the book The Asset Tracing and Recovery Review. London: Law Business Research, 2013.
  • Author of the paper "Mediação e Arbitragem: Discussão sobre a Possibilidade de Compartilhamento de Práticas" [Mediation and Arbitration: Discussion on Possibility of Sharing Practice Tools], published by the Brazilian Arbitration Committee (CBAr).

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