Mr Arnoldo Wald > Wald, Antunes, Vita, Longo e Blattner Advogados > Sao Paulo, Brazil > Lawyer Profile

Wald, Antunes, Vita, Longo e Blattner Advogados
04543-906 SÃO PAULO
Arnoldo Wald photo

Work Department

Arbitration, litigation, banking and finance, corporate and administrative law.



Founding partner



Arnoldo Wald is a partner and the founder of Wald, Antunes, Vita e Blattner Advogados, considered one of the most influential and admired lawyers in Brazil, as well as one of the most cited in rulings by Brazil’s high courts. Throughout his almost 70-year career, this lawyer, professor, author and legal expert has written several books in the areas of Civil, Commercial, Banking, Administrative and Arbitration Law, and hundreds of articles published in Brazilian and foreign legal magazines. He was the founder and director of the Banking and Capital Market Law magazine (Revista de Direito Bancário e do Mercado de Capitais) and the Arbitration and Mediation magazine (Revista de Arbitragem e Mediação).

Arnoldo Wald was a pioneer in the introduction of arbitration in Brazil and held dozens of prominent positions, among them Rio de Janeiro State General Prosecutor, President of the Brazilian Securities & Exchange Commission (CVM). He has been a board member of the Brazilian Bar Association (OAB) for more than 20 years. He was awarded an Honorary Doctorate Degree by the University of Paris II and the Brazilian Public Law Institute (Instituto Brasiliense de Direito Público).

Publications: Novo Direito Monetário; Correção Monetária; Arbitragem Comercial Internacional: A Convenção de Nova Iorque e o Direito Brasileiro; several articles on arbitration, banking law and capital markets.



Portuguese, English, French and Spanish.








Lawyer Rankings

Brazil > Dispute Resolution: Arbitration

The experienced team at Wald, Antunes, Vita e Blattner Advogados is able to handle institutional and ad hoc arbitrations, representing a range of clients before Brazilian and international arbitration chambers. Disputes involving stock market investments, engineering and infrastructure contracts are key areas of focus for the arbitration department, which is also equipped to assist with the enforcement of foreign arbitral awards. The team is under the joint leadership of six practitioners: name partner Arnoldo Wald; Mariana Tavares AntunesAlexandre de Mendonça Wald, who has specialist knowledge of banking, capital markets and corporate law; Arnoldo Wald Filho, whose experience covers banking matters and arbitration; litigation and arbitration specialist Riccardo Giuliano Figueira Torre; and Marina Gaensly Blattner.

Brazil > Dispute Resolution: Litigation

The litigation department at Wald, Antunes, Vita e Blattner Advogados attracts praise for its ‘technical capacity, availability and strategic vision‘. Its practitioners are regularly instructed by clients from a variety of industries in relation to infrastructure, commercial, corporate, restructuring and banking-related disputes. In the administrative litigation sphere, the team is sought after by public service concessionaires looking for legal support in the context of enforcement matters and bid protests. Civil litigator Mariana Tavares Antunes is extremely active in the team, which also includes Arnoldo Wald Filho, who focuses on litigation and arbitration, and contractual law specialist Marcus Vinícius Vita Ferreira. Bernardo Cavalcanti Freire and Eduardo Cezar Chad are widely recommended by clients. Other names to note include Arnoldo Wald, Alexandre de Mendonça Wald and Marina Gaensly Blattner. Since publication, Samantha Mendes Longo left the firm, in October 2021.