Patricia Rios

Patricia Rios

Practice Areas

Banking and Finance, Litigation and Conflict Resolution, Strategic Litigation in Higher Courts, Complex Contracts and Negotiations, Politics and Election, Bankruptcy and Restructuring, Family and Inheritance, Management of Crisis, Restructuring of Debts and Credits.


Phone number: +55 11 3847-3902


Ms. Rios has extensive experience in the upper courts with important work in the development of legal strategies, both in state and federal courts. She acts in the most relevant cases of the firm in courts both in Brasilia and in the rest of the country, by participating in hearings as well as submitting oral support. She also collaborates in national and international arbitration cases.

As a partner of Leite, Tosto e Barros, she participated in the acquisition of a telephone communication company by an international Group, by dealing with public agencies and the National Congress. She was also responsible for the strategy that resulted in a relevant precedent judged by the STJ in the banking area on the application of the Proer Law and the consequent passive illegitimacy of a financial institution.


Tribute of the OAB/DF for prominent role in women’s advocacy of the Federal District (2019).

Análise Advocacia 500 – One of the most admired lawyers in Brazil (2016 to 2019).

Benchmark Litigation – Future Star (2021).

Chambers Global – Dispute Resolution: Litigation (2015).

Chambers Latin America – Dispute Resolution: Litigation (2015 and 2016).

International Law Office, ILO – Best Brazilian Lawyer in Litigation (2015).

LACCA Approved – Litigation (2014 to 2023).

Latin Lawyer 250 – Litigation (2014 to 2023).

Leaders League – Bankruptcy (2022 and 2023).

The Legal 500 – Bankruptcy and restructuring (2021 to 2023).

The Legal 500 – Dispute Resolution: Litigation (2019 to 2023).

Educational Background

Graduated in Law from Pontifícia Universidade Católica – PUC/SP.

Post-graduated in Corporate Law and Civil Procedure Law from Escola Paulista de Magistratura.

Other Activities

She was the president of the Committee on Legal Modernization at OAB/SP and advisor to the Center for Studies of Law Firms – CESA.

Associate member of TMA Brasil – Turnaround Management Association do Brasil.


Portuguese and English.
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