Luis Renato Ferreira da Silva

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...

Ulisses Penachio is a lawyer recognized by Best Lawyers in the practice area of Litigation. Ulisses practices law in São Paulo, Brazil Best Lawyers has recognized Ulisses Penachio since 2022. 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 Ulisses Penachio is held by other lawyers.

Lawyer since 2006, Marcos Vinicius Costa has a great performance in front of the tax team, working in administrative or judicial litigation, liability administration, tax refund, elaboration of tax scenarios, tax advice and defenses in assessments. Marcos Costa represents companies in several tax demands. He specializes in constitutional law and tax law and provides tax legal advice for companies in various segments. In addition to his experience with litigation, Marcos also works in tax plan...

Eduardo Metzker is a senior lawyer at Vilas Boas, Lopes e Frattari Advogados with extensive experience in Civil Corporate Litigation. Since January 2019, he has been successful in leading a team of five lawyers who work in the Strategic Civil Litigation and Bankruptcy area of VLF. He has had significant participation in obtaining very positive results in cases of high legal complexity. Eduardo is a Bachelor of Laws by Universidade Vila Velha (UVV) and also has a post-graduate degree in Civil ...

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).

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.

Thiago Ramos Barbosa is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Thiago practices law in São Paulo, Brazil Best Lawyers has recognized Thiago Ramos Barbosa 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 Thiago Ramos Barbosa is held by other lawyers.

João Basilio é um dos sócios fundadores do Basilio Advogados. Antes de fundar seu próprio escritório, João Basilio trabalhou como advogado no Grupo Peixoto de Castro (de 1987 a 1997), foi sócio no Lobo &Ibeas Advogados (de 1997 a 2003) e sócio no Andrade & Fichtner Advogados (de 2003 a 2008). Fundou o Basilio Advogados em janeiro de 2009. João possui amplo conhecimento jurídico e representa clientes em questõ...

Mariana Tavares Antunes holds a bachelor’s degree in law from the Pontifical Catholic University of São Paulo (PUC-SP) and is a member of the São Paulo Lawyers Institute (IASP). She attended the Advanced Mediation Workshop: Mediating Complex Disputes, of the Harvard Negotiation Institute (HNI), in 2017.

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...