Gisela Ferreira Mation


+ 55 21 3572-3024

Gisela is a specialist in the prevention and resolution of disputes before arbitral tribunals and state courts. She has extensive experience in cross-border disputes and has acted before the main Brazilian and international arbitral institutions. She represents clients in complex conflicts related to contract, corporate and civil liability law. Her practice also encompasses insolvency proceedings and debt restructuring. Her clients include Brazilian and foreign companies from several industry sectors, including oil and gas, energy and construction.


Brazilian Bar Association
New York Bar Association
Comitê Brasileiro de Arbitragem (CBAR)
Young International Arbitration Group (YIAG)
ICDR Young & International
American Society of International Law
International Bar Association.

Recent acknowledgments

Recommended by The Legal 500, 2021 edition, in Dispute Resolution: Arbitration.


Bachelor in Law, Fundação Getúlio Vargas, São Paulo (2009)
Exchange program at Sciences Po - Institut d’Etudes Politiques de Paris (2008).
LL.M. Harvard Law School (2012)
Master’s degree in State Law, Universidade de São Paulo (2013)
USA and International Anti-Corruption Law Summer Program, American University Washington College of Law, concentration "U.S. Legal Anti-Corruption Framework" and "Corruption Risk& Mitigation When Doing Business Abroad" (2014)
PhD Candidate in Commercial Law, University of São Paulo (Prevision of conclusion - 2020)  

Other qualifications

- Direito Privado e Combate à Corrupção: Desconsideração da Personalidade Jurídica e Falência no caso TRT. In: Maíra Machado et al. (Org.), Estudos sobre o Caso TRT, São Paulo: Direito GV, 2014.
- Arbitrabilidade de disputas envolvendo empresa falida ou em recuperação judicial: notas sobre a jurisprudência brasileira. In: Gilberto Gomes Bruschi et al. (Org.), Direito Processual Empresarial, Elsevier: 2012.
- Uma Conversa sobre Direito Societário Comparado com o professor Klaus Hopt, 28 Cadernos Direito GV 7-27, 2009 (coauthor)
- As Ações Civis para Cessação e Reparação de Danos Causados por Condutas Anticoncorrenciais no Brasil. In: Prêmio SEAE 2008, Treasury Department 2009.

Office experience abroad

Visiting Professor at National Law University Delhi, New Delhi, India (2014), teaching the subject “International Arbitration Proceedings”.
Visiting Scholar at Yale Law School (2013-2014).
International Associate at Freshfields Bruckhaus Deringer (2012-2013).
Internship at the Arbitration Court of the International Chamber of Commerce - ICC, Paris, France (2009)

Recent publications

Brazil's Machado Meyer Advogados has helped state-owned Petrobras strike a deal with the local...[+]
On May 21, the House of Representatives approved Bill 1,397/20, which contemplates emergency...[+]
Bill No. 1,179/20, which adapts private law legal relationships (contractual, corporate, real...[+]
Congressman Hugo Leal submitted to the Chamber of Deputies, on April 2, Bill No. 1,397/20 (PL...[+]
With the consolidation of the use of arbitration by the Federal Government as an alternative,...[+]
Law No. 9,307/96 (the Arbitration Law), which regulates arbitration in Brazil, has provided...[+]