Best Lawyers in Brazil for Administrative Law

Maria Tereza Dias is an executive partner of Vilas Boas, Lopes e Frattari Advogados, responsible for coordinating the administrative/regulatory law team, an area in which she has over 20 years of experience, including previous work in administrative and judicial litigation and in consultancy. Maria Tereza was graduated from Universidade Federal de Minas Gerais (1998) and also has a Master and PhD in Administrative and Regulatory Law by Universidade Federal de Minas Gerais (2001 and 2007). Bes...

JOSÉ THEODORO ALVES DE ARAÚJO Partner Office: São Paulo E-mail: taraujo@araujopolicastro.com.br Dir. phone: (55) (11) 3049-5705 Areas of Practice Corporate, Banking and Capital Markets, Infrastructure, Regulatory and Administrative Law. Education • Bachelor of Laws (LL.B.) from Universidade de São Paulo Law School – USP (1962); • Career improvement course on Financial System at Getulio Vargas Business School (1963); • Career improvement course ...

Adriana Campos Conrado Zamponi is a partner at Wald, Antunes, Vita e Blattner Advogados, has an LLM in Business Law from Ibmec and has completed mediation courses offered by the France-Brazil Chamber of Commerce (CCFB) in cooperation with the Centre de Médiation et d’Arbitrage Paris (CMAP) and the Brazilian Center for Mediation and Arbitration (CBMA). She is also a member of the Brazilian Arbitration Commission (CBAR).

Marina Gaensly Blattner holds a graduate and master’s degree in public law from the Universidade do Estado do Rio de Janeiro (UERJ) and a LL.M from the London School of Economics and Political Sciences (LSE). She was a consultant member of the National Commission for Constitutional Studies of the Federal Council of the OAB. She is also a member of the São Paulo Lawyers Institute (IASP).

Paulo Benedito Lazzareschi is a lawyer recognized by Best Lawyers in the practice areas of Administrative Law, Arbitration and Mediation and Litigation. Paulo Benedito practices law in São Paulo, Brazil Best Lawyers has recognized Paulo Benedito Lazzareschi since 2010. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Paulo Benedito Lazzareschi is held by oth...

CAMILA DA MOTTA PACHECO ALVES DE ARAÚJO Partner Office: São Paulo Email: caraujo@araujopolicastro.com.br Dir. phone: (55) (11) 3049-5745 Areas of Practice Corporate, Infrastructure, Regulatory and Administrative Law, Energy, Intellectual Property and IT and International Trade. Languages Portuguese and English. Education Bachelor of Laws (LL.B.) at Universidade de São Paulo Law School – USP (1987); Master of Comparative Jurisprudence (MCJ) from New York University S...

Mariana is the Managing Partner and Head of Corporate and M&A at Leite, Tosto e Barros Advogados, bringing over two decades of experience in Corporate Law, Mergers & Acquisitions, Governance, Compliance, and Data Protection. As Managing Partner, she leads the firm’s strategic direction and ensures operational excellence across finance, IT, marketing, and administration—combining leadership vision with technical and business precision. As Head of Corporate and M&A, Mari...

Prof. Dr. Marcelo von Adamek is the founding partner of Advocacia von Adamek, bringing to his firm more than 25 years of legal expertise across a diverse range of practice areas, including Corporate Law & Capital Markets, Business Contracts, Private Insurance, Mergers & Acquisitions, Restructuring & Bankruptcy, and Civil & Business Litigation. His comprehensive services include strategic consulting, litigation, and delivering legal opinions. Prof. Dr. von Adamek’s distin...

Alessandra Mara Cornazzani Sales is a lawyer recognized by Best Lawyers in the practice area of Administrative Law. Alessandra Mara Cornazzani practices law in São Paulo, Brazil Best Lawyers has recognized Alessandra Mara Cornazzani Sales since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Alessandra Mara Cornazzani Sales is held by other lawyers.

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...

André Serrão holds Bachelor’s (1994) and Master’s (1999) degrees in Law from the Federal University of Brasília. He is the founder partner of Serrão Advogados and has recognized expertise in energy law, specifically assisting the pivotal players of the Brazilian power sector (generation, transmission, distribution and trading companies of electric energy) in key regulatory issues and disputes. He also has a very strong practice in supporting and advisin...

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...

Arnoldo Wald Filho holds a Bachelor Degree in Law from Cândido Mendes University (1986) and a certificate in Advanced Mediation from Harvard Law School (2017). He is currently Federal Counsel of OAB São Paulo, President of the Institutional Relations Commission of OAB/SP, President of the Center for Mediation and Arbitration of the Portuguese Chamber of Commerce in Brazil and arbitrator of the Ciesp/Fiesp and FGV Chambers. Since 1986, he is Honorary Consul of Monaco in Brazil. Fo...

Rafael De Alencar Araripe Carneiro is a lawyer recognized by Best Lawyers in the practice areas of Administrative Law and Litigation. Rafael practices law in Brasília, Brazil Best Lawyers has recognized Rafael De Alencar Araripe Carneiro since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Rafael De Alencar Araripe Carneiro is held by other lawyers.

Claudio Chaves is a lawyer recognized by Best Lawyers in the practice area of Administrative Law. Claudio practices law in Brasília, Brazil Best Lawyers has recognized Claudio Chaves since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Claudio Chaves is held by other lawyers.

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...