Pérez Bustamante & Ponce

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Partners Francisco Roldán-Cobo, Sebastián Pérez-Arteta, Jaime Zaldumbide and Sebastián Cortez, along with associate director María Isabel Aillón, co-lead Pérez Bustamante & Ponce's energy group, which ‘helps solve complex problems’ and shows a ’solid knowledge of the management of government relations’. In addition to regularly handling mining and oil and gas work, the team has seen an uptick in the number of electricity and renewable energy matters, areas of growth for the country more widely. The group’s multidisciplinary approach means it is able to provide clients with tax, labour, environmental, finance, M&A and contractual advice. In June 2022, Patricio Albuja returned to the firm as a senior associate after a period in-house, further bolstering the group’s energy offering. Since publication, Aillón has been raised to the partnership

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Strong capacity for synthesis. They look at the bigger picture.' 

  • ‘Solid knowledge of the management of government relations, and they understand the socio-political context of the country. They help solve complex problems.’

  • 'Wide and deep experience in different national and international aspects. responsiveness and closeness to the client.'

  • 'They are extraordinary because they have acquired great experience in a multitude of activities and transactions in the sector, which makes their advice very very practical.'

Key clients

  • Codelco
  • Cobra
  • Neoen
  • Ecoener

Work highlights

  • Advised Codelco on a joint venture with the Republic of Ecuador, including advice on shareholder rights, structuring in accordance with local mining law, potential tax implications and constitutional considerations.
  • Advising Grupo Cobra on the 110MW Villonaco wind farm project concession awarded to it.
  • Retained by Neoen to conduct a legal risk analysis of all tender documents in relation to a public tender by the Ministry of Energy calling for a 500MW renewable energy project.

Lawyers

Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
Francisco Roldán-Cobo
Partner
Jaime Zaldumbide
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Sebastián Pérez Arteta
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Maria Isabel Aillon-Vasconez
Director

Practice head

The lawyer(s) leading their teams.

Francisco Roldán Cobo, Sebastián Pérez Arteta, Jaime Zaldumbide, Sebastián Cortez, María Isabel Aillón