Larissa Arruy
FinTech Guide 2025
Band 4 : FinTech Legal
Band 4
About
Provided by Larissa Arruy
Practice Areas
Banking and 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.
Chambers Review
FinTech
Larissa Arruy of Mattos Filho advises financial institutions, FinTechs and payments processors on financial regulatory and licensing matters.
Strengths
Provided by Chambers
"Larissa Arruy is a top name in the market; she is versatile, deeply knowledgeable, experienced and well connected. She is able to handle the most sophisticated FinTech and regulatory mandates."
"Larissa Arruy is very responsive and with deep knowledge in the field."
"Larissa is one of the reference lawyers for regulatory matters in Brazil. She brings qualified analysis and is totally connected to the business view, providing a complete risk evaluation."
"Larissa Arruy is a top name in the market; she is versatile, deeply knowledgeable, experienced and well connected. She is able to handle the most sophisticated FinTech and regulatory mandates."
"Larissa Arruy is very responsive and with deep knowledge in the field."
"Larissa is one of the reference lawyers for regulatory matters in Brazil. She brings qualified analysis and is totally connected to the business view, providing a complete risk evaluation."