Department profile
Marval O'Farrell Mairal

FinTech Legal

FinTech Guide 2026 : Argentina


Marval O'Farrell Mairal

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Chambers Review

Provided by Chambers

FinTech Legal - Argentina

Band 1

Band 1


What the Team is Known For
Marval O'Farrell Mairal has notable expertise in complex payments and e-commerce matters, and is also able to handle sophisticated cryptocurrency and blockchain mandates for major domestic and international clients. The team's work includes advising on financial services and anti-money laundering regulations, investments and ICOs.
Strengths

Marval has a high level of technical expertise and experience, which is reflected in the quality of its advice.

They have extensive knowledge of the market, particularly of businesses linked to blockchain developments. Beyond their expertise, they have a very solid and dedicated team of professionals.

Marval's FinTech team has extensive knowledge of payments and digital asset regulations in Argentina, as well as extensive experience in the field and an impressive track record.

Marval's individuals are distinguished by their quick understanding of the risks involved, and they go beyond the specific problem to contribute from a strategic perspective.

Marval O'Farrell Mairal is a team with a lot of muscle, and it is cutting-edge in terms of industry knowledge.

Notable practitioners
Juan Diehl Moreno

Juan Diehl Moreno leads Marval O'Farrell Mairal's FinTech practice. He handles banking and finance matters and M&A for clients including market-leading tech businesses.

We always turn to Juan for strategic and complex issues because of his knowledge of the regulations.

Juan has a great track record that is reflected in his ability to understand the business, deeply analyse the legal framework and provide practical solutions to achieve the objectives we set.

Juan is very business-oriented, he knows the regulatory space very well and he is responsive.

Working with Juan is a true pleasure. He makes himself available for strategic discussions in every situation, which makes us feel cared for as clients.

Juan provides a friendly approach and constant attention to business needs, providing timely solutions aligned with our objectives.


María Manuela Lava

María Manuela Lava expertly advises on FinTech regulatory matters. She is particularly adept at matters involving cryptoassets, including the VASP registration process.

María is a very good lawyer with a lot of experience in the sector.

María is a sophisticated lawyer with a remarkable transaction record.


Pedro Colaneri

Pedro Colaneri provides legal and regulatory counsel to a variety of FinTechs. He is particularly knowledgeable on the intersection of cryptocurrencies and payments.

Pedro is a rising star with deep knowledge of the crypto industry.

Pedro is constantly available to answer our questions and demonstrates impressive technical expertise and a knack for understanding complex payment product flows on the fly.

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Ranked Individuals at Marval O'Farrell Mairal (3)

Argentina

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