Ana Carolina Barretto

Zanon de Paula Barros is one of the founding partners of Leite, Tosto e Barros and his work is recognized by various publications. As an example of his participation in relevant cases, he took an active part, at the beginning of the privatization processes, in the telecommunications and electricity tenders. Advised a business group on the transfer of several cable television concessions. He also advised a client on the sale of a very large sugar and alcohol company

Luis Antonio da Gama e Silva Neto is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Luis Antonio, 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 Luis Antonio is held by other top lawyers in the same geographic and legal practice area.

Alessandra Mara Cornazzani Sales is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law. Alessandra Mara Cornazzani, 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 Alessandra Mara Cornazzani is held by other top lawyers in the same geographic and legal practice area.

Fabiana Fittipaldi Morade is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Fabiana, 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 Fabiana is held by other top lawyers in the same geographic and legal practice area.

Fernanda Botinha Nascimento is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Fernanda Botinha, who practices law in São Paulo, Brazil, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fernanda Botinha is held by other top lawyers in the same geographic and legal practice area.

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...

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...

Senior Partner at “A. Lopes Muniz Advogados Associados in São Paulo, Brazil, since 2004, with more than 40 years of experience working as a lawyer, both in-house and as a legal consultant. Author of several articles on Life Sciences Regulatory, Business Ethics, and Intellectual Property, published in different media with copies maintained at www.marcoslevy.blogspot.com.br Director of Legal and Corporate Affairs of MSD Brazil (Merck & Co, Inc.) from 1991 to 2002, Legal Directo...

Rubens Bezerra Filho has 25 years of experience and is a partner in the contracts and corporate area. Over the years, Rubens has worked in transactions involving natural and legal persons, both domestic and foreign, such as mergers and acquisitions, corporate reorganizations, associations involving Brazilian and foreign entities, corporate structuring of real estate projects, foreign investments in Brazil, idealization, development and implementation of assets protection planning and successi...