Marval O’Farrell Mairal advises on all aspects of mining projects and mining operations, with transactional work a strong area of expertise. The team is also known for the quality of its offering in the areas of mining rights, project financing, environmental law, royalties, litigation and stakeholder management. Former practice head Luis Lucero has retired from the firm’s partnership, but continues to share his vast experience as of counsel. The team is now led by mining-focused Leonardo Rodríguez, who has more than two decades of dedicated industry experience. He is supported by a strong cohort of experienced associates, including Ignacio Alonso (mining-related litigation); Andrés Villarreal (mining M&A) and Agustina Dellacasa (mining M&A and project development). Associate María Mercedes Rudolph has left the firm.

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Testimonials

Collated independently by Legal 500 research team.

‘The team works very well and is very united. Their feedback is concrete and practical and it is obvious that they know about the subject, not only in theory but also in practice, which makes their advice very valuable when making decisions.’
‘Leonardo Rodríguez is excellent and always ready to give practical advice. When we needed him he was always available. The same can be said of Agustina Dellacasa, an excellent associate with great projection in the area.’
‘The team at Marval, O'Farrell & Mairal can advise not only on energy and mining-related regulations, but also foreign investment laws, which is very useful for foreign clients who are seeking to invest in Argentina.’
‘Leonardo Rodriguez is very committed to his clients. His legal service is impeccable and he gives his clients valuable market insight.’
‘They work as a team and interact with lawyers from the different practice areas of the firm without any problem. They share information and knowledge. In quality and price they are very good and competitive.’
‘The clarity and speed in which they respond to queries stands out.’

Key clients

Glencore
AngloGold Ashanti
Newmont Corporation
Pan American Silver
Hochschild Mining Corporation
POSCO
Sumitomo Corporation
Yamana Gold
Lilac Solutions
Nova Royalty Corp
Metalla Royalty & Streaming

Work highlights

Assisting Mara (a Yamana/Newmont Corporation/Glencore joint venture) with the development of its copper-gold-molybdenum Agua Rica Project in the Province of Catamarca.
Representing Glencore’s wholly owned subsidiary Pachón before a federal court in Argentina in its high-profile dispute with Minera Los Pelambres regarding a waste dump built by Minera Los Pelambres on Glencore’s property in Argentina.
Assisting Eternal Tsingshan with a joint venture with Eramet to develop the Centenario-Ratones Project.