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Beccar Varela supports clients along all stages of the electricity supply chain, including generation, transmission, distribution and consumption, working with companies active in the thermal, hydro, wind, solar, biogas, hydrogen and nuclear segments. The team is well-versed in government privatisations, international bidding rounds and concession contract renegotiations; it is particularly well-known for its renewable energy expertise, advising on financing and public bid processes. Other areas of expertise include EPC contracts, risk assessments and capital structures. An experienced practice leadership team includes accomplished energy and natural resource practitioner José Carlos Cueva; and Ricardo Castañeda, a go-to lawyer for energy companies seeking counsel on M&A, project finance and day-to-day corporate matters. Since publication, the team has been further strengthened with the hire of Jimena Vega Olmos, formerly co-head of the electricity team at Martínez de Hoz & Rueda, in July 2025; her practice encompasses public law, infrastructure, power, project financing and international arbitration matters, with thermal energy and renewables particularly active practice segments.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • 'Beccar Varela is a large firm but acts like a boutique. Clients can maintain direct contact with the partners and they have specialists in each area of ​​law. Working with this team is an extremely satisfying experience.'

  • ‘Ricardo Castaneda is an outstanding partner. He is available 24/7 to meet the needs of our group.'

Key clients

  • Total Eren
  • Canadian Solar

Work highlights

Advised Crusoe Energy Systems on its joint venture with Unblock for the development of energy projects in Argentina.
Advising Genesis Digital Assets on a joint venture in Argentina with YPF Luz to install a bitcoin mining farm.