José Roberto d'Affonseca Gusmão

Fernanda Pereira Leite is a lawyer recognized by Best Lawyers in the practice area of Non-Profit / Charities Law. Fernanda practices law in São Paulo, Brazil Best Lawyers has recognized Fernanda Pereira Leite since 2022. 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 Fernanda Pereira Leite is held by other lawyers.

Mauro Takahashi Mori is a lawyer recognized by Best Lawyers in the practice area of Corporate and M&A Law. Mauro Takahashi practices law in São Paulo, Brazil Best Lawyers has recognized Mauro Takahashi Mori since 2025. 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 Mauro Takahashi Mori is held by other lawyers.

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

Tania Mara Ferreira is a lawyer recognized by Best Lawyers in the practice area of Corporate and M&A Law. Tania Mara practices law in São Paulo, Brazil Best Lawyers has recognized Tania Mara Ferreira since 2020. 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 Tania Mara Ferreira is held by other lawyers.

Partner at Wald, Antunes, Vita e Blattner Advogados (São Paulo, Brazil); LLB, Master in Laws and PhD at University of São Paulo Law School; LL.M. in International Business Regulation, Litigation and Arbitration at NYU School of Law (Arthur T. Vanderbilt Scholar); Vice-President of the Brazilian Bar’s Special Arbitration Commission; Director at the Mediation and Arbitration Center at the Brazil-Portugal Chamber of Commerce; CIArb Fellow; Author of several articles on arbitr...

Júlio de Oliveira has acted in many significant tax proceedings relating to direct and indirect taxes as well as taxes levied on the payroll, in addition to rendering consulting services to large domestic and international companies. He is part of several committees and associations made up of companies that seek to improve the Brazilian tax system. He holds a Master of Laws and a PhD in tax law from Pontifícia Universidade Católica de São Paulo (PUC/SP). He is a p...

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...

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...

André Blotta Laza is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. André Blotta practices law in São Paulo, Brazil Best Lawyers has recognized André Blotta Laza since 2025. 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 André Blotta Laza is held by other lawyers.

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...