LAWYER PROFILE

Larissa Arruy

Global 2026

Mattos Filho

Ranked in 1 practice area

Banking & Finance: Regulatory

Brazil

1 year ranked

Contributions and articles

2 Global Practice Guides

About

Provided by Mattos Filho

Practice Areas

Banking & Financial Services; Payment Methods

Career

Larissa has a strong background in the financial and payment methods areas, having previously worked at important institutions within the industry. She is experienced in advising financial and payments institutions, fintechs, market infrastructure institutions and other participants in the sector on a wide variety of matters, including regulatory advice, lawsuits involving the Brazilian Central Bank and Brazilian Securities and Exchange Commission (CVM), structuring products and businesses, foreign investments in Brazil, matters involving foreign exchange, derivatives, regulatory compliance, and administrative proceedings. Larissa also works on corporate and capital market transactions involving regulated entities.

Education

Universidade de São Paulo (USP);

Bachelor of Laws

Fundação Getúlio Vargas (FGV)

Specialization in Business Administration

Chambers Review

Provided by Chambers

Chambers Global Guide

Banking & Finance: Regulatory - Brazil

Up and Coming

Individual Editorial

Larissa Arruy advises on regulatory matters involving the Central Bank of Brazil and the Securities and Exchange Commission, with a focus on financial services, payments and innovative business structures. She has experience in the financial market, including M&A and asset restructuring.

Learn more about this team View ranking table

Strengths

Provided by Chambers

Larissa has robust technical knowledge and is able to spot potential issues in our decisions, allowing us to anticipate and adjust accordingly.
Banking & Finance: RegulatoryChambers Global Guide
Larissa is attentive, accessible and demonstrates a strong understanding of our needs, delivering a general level of service that is both reliable and solution-oriented.
Banking & Finance: RegulatoryChambers Global Guide
Larissa Arruy consistently provides solution-oriented legal support. She is attentive and accessible, with a clear understanding of client needs.
Banking & Finance: RegulatoryChambers Global Guide