Grenfel S. Calheiros

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.

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.

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

J. Mathias von Bernuth is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Capital Markets Law, Corporate and M&A Law and Real Estate Law. J. Mathias, who practices law in São Paulo, Brazil, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J. Mathias is held by other top lawyers in the same geographic and legal practice area.

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...

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

Ana Cristina de Paulo Assunção is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Ana Cristina de Paulo, 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 Ana Cristina de Paulo is held by other top lawyers in the same geographic and legal practice area.

Luiz Antonio Varela Donelli is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Reorganization Law. Luiz Antonio Varela, 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 Luiz Antonio Varela is held by other top lawyers in the same geographic and legal practice area.

Priscila Peresi brings over 28 years of distinguished experience in Labor and Employment Law, with a robust track record in both litigation and advisory services. She has represented major corporations in complex labor disputes, led collective bargaining negotiations, and developed strategic frameworks for litigation risk mitigation. Her practice also encompasses the management of administrative proceedings, legal support for human resources operations, and compliance-oriented guidance. Prisc...