David A.M. Waltenberg

Aluisio Berezowski is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Aluisio, who practices law in São Paulo, Brazil, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aluisio is held by other top lawyers in the same geographic and legal practice area.

With a highly specialized profile, in the indirect taxes area, Mauri serves domestic and multinational companies, taking part in several tax and corporate restructuring transactions and following up on new structures.

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.

Specializing in Tax Litigation, Daniel has been handling judicial and administrative litigation in matters of federal, state and municipal taxes, including advising on cases before the Federal Supreme Court, presenting oral arguments before the Full Session of the Court, the Superior Court of Justice, and the 1st and 2nd panels of the Court. He also presents oral arguments before the Administrative Council of Tax Appeals (CARF) and before panels of the High Court of Tax Appeals. Maya conducts...

Mirella da Costa Andreola is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law. Mirella da Costa, 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 Mirella da Costa is held by other top lawyers in the same geographic and legal practice area.

Alex Costa Pereira is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Alex Costa, 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 Alex Costa is held by other top lawyers in the same geographic and legal practice area.

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

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...

Zilma Aparecida S. Ribeiro, is responsible for the labour department of the firm, both in the litigation and in the advisory areas. She graduated in law from the Law School of the University of São Paulo from which she holds a Masters Degree. Ms. Ribeiro has over 30 years of experience working as a lawyer, both in-house and as a legal consultant. Ms. Ribeiro also completed a Specialization Course in Civil Procedure at the Law School of the University of São Paulo. She has been r...

Tania Mara Ferreira is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law. Tania Mara, 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 Tania Mara is held by other top lawyers in the same geographic and legal practice area.