Mariana Santos

Fernando Villela de Andrade Vianna is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law and Litigation. Fernando, who practices law in São Paulo, Brazil, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fernando is held by other top lawyers in the same geographic and legal practice area.

Master and PhD in Criminal Procedure Law at Faculdade de Direito da Universidade de São Paulo (USP); Bachelor in Laws at Faculdade de Direito da Pontifícia Universidade Católica de São Paulo (PUCS-P); Professor for IBMEC Graduation Course; Member of CEAPRO – Centro de Estudos Avançados de Processo; Former President, Treasure Director and Secretary-General of the Brazilian Bar Association – Sub-section of Pinheiros in São Paulo/SP; Coordina...

Partner at Wald, Antunes, Vita e Blattner Advogados (São Paulo, Brazil); LLB, Master in Laws and PhD at University of São Paulo Law School; LL.M. in International Business Regulation, Litigation and Arbitration at NYU School of Law (Arthur T. Vanderbilt Scholar); Vice-President of the Brazilian Bar’s Special Arbitration Commission; Director at the Mediation and Arbitration Center at the Brazil-Portugal Chamber of Commerce; CIArb Fellow; Author of several articles on arbitr...

Leticia Barbosa e Silva Abdalla is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation. Leticia, who practices law in São Paulo, Brazil, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Leticia is held by other top lawyers in the same geographic and legal practice area.

Marcelo Hilal is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Marcelo, who practices law in São Paulo, Brazil, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marcelo is held by other top lawyers in the same geographic and legal practice area.

Mariana Negri Logiodice holds a bachelor’s degree from the Mackenzie Presbyterian University and a graduate degree in Civil Procedural Law from the Pontifical Catholic University of São Paulo (PUC-SP), with additional training in financial accounting from the Getúlio Vargas Foundation (FGV). Mariana is an associate attorney at Wald, Antunes, Vita e Blattner Advogados with over 15 years of experience in restructuring, insolvency and civil litigation. She worked in several s...

Clarissa Marcondes Macéa is a partner at Wald, Antunes, Vita e Blattner Advogados, holds a bachelor’s degree from the University of São Paulo (USP), a Master of Laws (LL.M.) from Harvard University, and attended the École Nationale d’Administration – ENA (CISAP). She has worked as a Law Clerk at the Brazilian Supreme Court (2017-2020), was the Legal Head for the Assistance and Social Development Secretariat of the City of São Paulo (2015-2017), an...

Ricardo Tosto is a partner and one of the founders of the firm. He works particularly in the areas of Credit Recovery, Banking Contracts, Bankruptcy, Judicial Reorganization, Acquisition Review, Corporate Restructuring, Administrative, Electoral, Civil and Commercial Law. Previously, Mr. Tosto worked as an advisor to the Legal and Human Resources Board of Grupo Rede and as director of the Rede Private Pension Foundation. He was president of the Judiciary Modernization Commission and the Judic...

Regina C. Baraldi Bisson is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law, Labor and Employment Law and Real Estate Law. Regina C., who practices law in São Paulo, Brazil, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Regina C. is held by other top lawyers in the same geographic and legal practice area.

Antonio Carlos de Oliveira Freitas is a top attorney recognized by Best Lawyers in the practice area(s) of Agriculture & Rural Affairs. Antonio Carlos, who practices law in São Paulo, Brazil, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Antonio Carlos is held by other top lawyers in the same geographic and legal practice area. He is Master's degree in Business Law from Fundação Get&u...