Daniel Penteado de Castro

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...

Leticia Barbosa e Silva Abdalla is a lawyer recognized by Best Lawyers in the practice area of Arbitration and Mediation. Leticia practices law in São Paulo, Brazil Best Lawyers has recognized Leticia Barbosa e Silva Abdalla since 2026. 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 Leticia Barbosa e Silva Abdalla is held by other lawyers.

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...

Eduardo Correa da Silva is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Eduardo practices law in São Paulo, Brazil Best Lawyers has recognized Eduardo Correa da Silva 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 Correa da Silva is held by other lawyers.

Ana Cristina de Paulo Assunção is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Ana Cristina de Paulo practices law in São Paulo, Brazil Best Lawyers has recognized Ana Cristina de Paulo Assunção 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 Ana Cristina de Paulo Assunção is held by other lawyers.

Specialist in International Tax and Trade with articles published in Brazil and abroad, Ayres Moreira is an Alumnus of the Training Program in Policy and Trade at the Brazilian Embassy in Washington and former Professor of International Tax Law at the Pontifical Catholic University of Minas Gerais (PUC Minas) and at the Getúlio Vargas Foundation (FGV). Ayres Moreira is a frequent speaker in Seminars and Conferences in Brazil and abroad, a full member of the Tax Commission of the Brazil...

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.

Mário Luiz Oliveira da Costa is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Mário Luiz practices law in São Paulo, Brazil Best Lawyers has recognized Mário Luiz Oliveira da Costa 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 Mário Luiz Oliveira da Costa is held by other lawyers.

Pedro de Moura A. de Oliveira is a lawyer recognized by Best Lawyers in the practice area of Arbitration and Mediation. Pedro de Moura A. practices law in São Paulo, Brazil Best Lawyers has recognized Pedro de Moura A. de Oliveira 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 Pedro de Moura A. de Oliveira is held by other lawyers.

Luciana Arduin has over 20 years of experience, with a professional practice focused on labour and employment law. She is highly specialised in defending clients from the banking, civil construction, and telecommunications sectors in complex labour lawsuits, particularly those involving high-level executives. She holds an undergraduate degree in Law from Mackenzie Presbyterian University and a postgraduate degree from the Pontifical Catholic University of São Paulo (PUC-SP). Early in h...