Martínez de Hoz & Rueda is sought out by oil and gas, mining, fintech and agribusiness companies for advice on compliance, anti-corruption and anti-money laundering regulations. The practice also supports clients in the development and roll-out of compliance programmes and manuals, and assists with internal investigations and regulatory probes by various government authorities, including Argentina’s Financial Information Unit, the Data Protection Office, the Agency for the Access to Public Information and the Anti-Corruption Office. The practice is co-led by versatile transactional and regulatory lawyer Martín Lepiane, and Jimena Vega Olmos, who is knowledgeable of data protection, anti-money laundering and foreign exchange regulations. Additional support is provided by fintech and TMT specialist Marcos Blanco, who was raised to the partnership in 2024 and leads on data protection matters, self-audits, and internal investigations. Milagros Lezica is the main contact at the senior associate level, complementing her active oil and gas practice with expertise across public law, compliance, and litigation.
Testimonials
Collated independently by Legal 500 research team.
‘The team is made up of several specialists in different areas of related practice, which are essential for a growing company with a wide range of requirements. They are experts in tax and regulatory issues, and have constant and current practical experience. The team is responsive and knowledgeable.'
‘Lawyers who facilitate dialogue, understand their clients, and always put their clients first.'
Key clients
- Banco Mariva
- Western Union
- Pluspetrol
- Delta Patagonia
- Harvard Foundation
- PrexCard
- IMPSA
- Aceitera General Deheza
- Remitee
Work highlights
- Acts as regular counsel to Western Union in connection with Central Bank and anti-money laundering regulations and requirements, including reviews of manuals, procedures and filings.
- Provides regular advice to Delta Patagonia on data protection and anti-corruption matters, including the preparation of manuals and internal training.
Practice head
The lawyer(s) leading their teams.
Martin Lepiane, Jimena Vega Olmos