Matías Olcese
Latin America Guide 2025
Band 2 : Energy & Natural Resources: Mining
Band 2
About
Provided by Matías Olcese
Practice Areas
Matías Olcese is a transactional and projects lawyer. He specialises in mining, corporate/M&A and finance, focusing its practice primarily on the mining industry.
Mr. Olcese regularly advises miners and financiers in exploration & option agreements, royalties, JVs, project development, infrastructure, strategic investments, M&As and cross-border financings. He has been involved in acquisitions, financings and title opinions of mining assets located in all mining jurisdictions of Argentina, including gold, silver, copper, lithium, potash, uranium, bentonite and REE.
He also has vast experience in the financial sector, acting for lenders, borrowers, sponsors, underwriters and issuers in innovative capital-raising transactions, including equity, debt, project finance and structured financing.
Career
Prior to joining the firm in 2017, Mr. Olcese was a partner at HOLT Abogados, where he was a member of the firm since its foundation in 2008. Previously, he was an associate at Estudio Beccar Varela (2006-2008) and at Zang Bergel & Viñes (2006).
Professional Memberships
He is admitted to practice law in the City of Buenos Aires.
Personal
Matías Olcese graduated with honours as an attorney from the Universidad Empresarial Siglo 21 in 2005 and later obtained a Master’s degree in Law & Finance from the Universidad del CEMA.
Chambers Review
Latin America
Key partner Matías Olcese has played a leading role in a vast number of mining transactions. He regularly advises public companies and financiers on matters relating to exploration and option agreements, project development and strategic investments.
Strengths
Provided by Chambers
"Matías is an expert in his field. He has a very calm, relaxed and confident approach with clients, which gives them confidence even in the most difficult circumstances and allows deals to get done."
"Matías is an expert in his field. He has a very calm, relaxed and confident approach with clients, which gives them confidence even in the most difficult circumstances and allows deals to get done."
Articles, highlights and press releases
5 items provided by Mitrani Caballero
Mitrani Caballero advises Uranium One in its US$30 million JV Investment at Tolillar Salar Argentina
Mitrani, Caballero & Ruiz Moreno advises Uranium One in its US$30 million joint venture Investment with Right to Invest Additional US$185 million at Tolillar Salar, Argentina
Mitrani Caballero & Ruiz Moreno advises Echo Energy PLC in a US$ 8.5 million acquisition
Echo Energy PLC acquires 70% undivided interest in "Santa Cruz Sur Assets” from Petrolera El Trebol SA
Mitrani Caballero & Ruiz Moreno advises FMO and PROPARCO in Term Facility Loan to Supervielle
FMO and Proparco have signed an US$ 80 Million Term Facility Agreement to help Banco Supervielle increase its financing to SMEs in Argentina.
Mitrani Caballero & Ruiz Moreno advises Asterion in acquisition of 11 data centers from Telefonica
Asterion Industrial Partners, an independent investment management firm focusing on infrastructure investments in Europe, announced today that it has signed a definitive agreement to acquire a portfolio of data centres from Telefónica.
Joint venture with Litica Resources
Advised LSC in its ~US$ 6.9 million 40:60 joint venture with Litica Resources.
Mitrani Caballero advises Uranium One in its US$30 million JV Investment at Tolillar Salar Argentina
Mitrani, Caballero & Ruiz Moreno advises Uranium One in its US$30 million joint venture Investment with Right to Invest Additional US$185 million at Tolillar Salar, Argentina
Mitrani Caballero & Ruiz Moreno advises Echo Energy PLC in a US$ 8.5 million acquisition
Echo Energy PLC acquires 70% undivided interest in "Santa Cruz Sur Assets” from Petrolera El Trebol SA
Mitrani Caballero & Ruiz Moreno advises FMO and PROPARCO in Term Facility Loan to Supervielle
FMO and Proparco have signed an US$ 80 Million Term Facility Agreement to help Banco Supervielle increase its financing to SMEs in Argentina.
Mitrani Caballero & Ruiz Moreno advises Asterion in acquisition of 11 data centers from Telefonica
Asterion Industrial Partners, an independent investment management firm focusing on infrastructure investments in Europe, announced today that it has signed a definitive agreement to acquire a portfolio of data centres from Telefónica.
Joint venture with Litica Resources
Advised LSC in its ~US$ 6.9 million 40:60 joint venture with Litica Resources.