Chambers Latin America 2026
"Pérez Bustamante & Ponce are very experienced in mining issues. We have full trust in their judgement and see them as strategic allies. We also appreciate the timely responses and proactive attitude."
Latin Lawyer 250 2026
"This dynamic practice group has long been a formidable presence in Ecuador’s energy sector. The firm is heavily involved when it comes to transactions within the country’s expanding oil and gas sectors, while also serving numerous renewable energy clients. International clients frequently retain the firm's lawyers for cross-border M&A work."
Legal500 2026
"The group has a broad range of environmental regulatory knowledge, while more broadly, it handles regulatory, commercial and environmental matters related to hydrocarbons, electricity and mining, as well as in the renewables sector."
Chambers Latin America 2025
"Pérez Bustamante & Ponce cultivate a culture of continuous learning and growth, ensuring that their team remains at the forefront of legal developments in the energy and natural resources sector."
Chambers Latin America 2024
“Pérez Bustamante & Ponce provides a personalised service. It has a group of professionals of the highest level and with excellent training, which also corresponds to the firm's values and principles of compliance.”
Latin Lawyer 250 2024
"This practice group has a long history in the sector. The firm is visible in oil and gas matters and advises clients on of renewable energy. Lawyers have experience working on important M&A transactions for international clients".
The Legal 500 2024
"Solid knowledge of the management of government relations, and they understand the socio-political context of the country. They help solve complex problems."
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Team
Partner
Jaime Zaldumbide
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Partner
María Rosa Guerra-Durán
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Partner
Javier Salvador-Soto
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