Laís Ribeiro de Senna

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).

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...

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...

Jorge Henrique Amaral Zaninetti is a top attorney recognized by Best Lawyers in the practice area(s) of Trade Law. Jorge Henrique, 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 Jorge Henrique is held by other top lawyers in the same geographic and legal practice area.

Antonio Carlos Harada has broad experience in tax consulting, especially in tax, estate and succession planning, transnational transactions, corporate reorganizations, M&A, and corporate and social security legislation. He has extensive experience in tax and corporate structuring focused on the development of real estate transactions with shopping malls, real estate developments, real estate investment funds, “built to suit”, and securitization of receivables. He has acted in ...

Paulo Benedito Lazzareschi is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law, Arbitration and Mediation and Litigation. Paulo Benedito, who practices law in São Paulo, Brazil, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paulo Benedito is held by other top lawyers in the same geographic and legal practice area.

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...

Alexandre de Mendonça Wald holds a Bachelor Degree in Law from Cândido Mendes University (1984) and a Master of Law from University of Pennsylvania Law School (1986). Throughout his career, he has served as president of the UPenn Alumni Club in Brazil and is recognized among the most admired lawyers in various professional rankings, such as Latin Lawyer250, Chambers and Partners, Analysis Advocacy and The Legal 500.

Joyce Roysen is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Criminal Law. Joyce, who practices law in São Paulo, Brazil, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joyce is held by other top lawyers in the same geographic and legal practice area.

Stephanie Makin is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Stephanie, who practices law in São Paulo, Brazil, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephanie is held by other top lawyers in the same geographic and legal practice area.