Patrícia Fukuma Jannini

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.

Sylvio Fernando Paes de Barros Jr. is a lawyer recognized by Best Lawyers in the practice areas of Arbitration and Mediation and Litigation. Sylvio Fernando practices law in São Paulo, Brazil Best Lawyers has recognized Sylvio Fernando Paes de Barros Jr. since 2020. 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 Sylvio Fernando Paes de Barros Jr. is held b...

Joyce Roysen is a lawyer recognized by Best Lawyers in the practice area of Corporate Criminal Law. Joyce practices law in São Paulo, Brazil Best Lawyers has recognized Joyce Roysen since 2019. 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 Joyce Roysen is held by other lawyers.

Raphael Valentim is a partner with extensive expertise in Corporate, Corporate Governance and Compliance. He has more than fifteen years of experience participating in or leading business structuring projects involving foreign companies, corporate restructuring, shareholder agreements, corporate investigations, implementation of compliance programs and advisory services legal in business areas. He is a highly qualified and experienced professional with a successful track record in efficiently...

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...

Hugo Funaro is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Hugo practices law in São Paulo, Brazil Best Lawyers has recognized Hugo Funaro since 2018. 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 Hugo Funaro is held by other lawyers.

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...

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

Mr. Areno has worked on more than 40 offerings, including of Banco BTG Pactual, Azul, Ultrapar, Cosan, Tarpon, BR Malls, Iguatemi, MetLife and Banco do Brasil. In addition, he has been involved in several mergers and acquisitions, including representing Deutsche Bank AG as financial advisor to Enersis Américas S.A. (Chile) in the US$22 billion restructuring of certain companies controlled by Enel (recognized as a 2017 Global Finance Deal of the Year (Insolvency and Restructuring) by Th...

Eduardo Dotta is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Eduardo practices law in São Paulo, Brazil Best Lawyers has recognized Eduardo Dotta 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 Eduardo Dotta is held by other lawyers.