‘Distinguished for its comprehensive approach and deep knowledge of the sector', Pérez Bustamante & Ponce possesses a strong track record in major oil and gas, mining, electricity and renewable projects in Ecuador. A popular destination for hydrocarbon players, the team often advises on tenders for the processing of LNG-to-power projects and the negotiation of contracts with the Ministry of Energy and Mines and national oil company Petroecuador. The practice is also active in environmental, tax, financing and litigation matters in the mining sector, as well as private investments in the power segment. Francisco Roldán-Cobo is a reference for clients from the oil, gas and electricity segments, while Sebastián Pérez-Arteta has a strong track record in landmark transactions in the energy and infrastructure sectors. Jaime Zaldumbide-Serrano is experienced in oil, mining and alternative energy projects; Sebastián Cortez focuses on regulatory matters and renewable energy project development; and María Isabel Aillón advises on investments in the mining and oil and gas spaces. Other noteworthy individuals include Estefania Lopez-Verdu, who assists with energy, infrastructure and public procurement mandates, and Patricio Albuja, who primarily focuses on oil and gas investments but is increasingly seen advising on alternative energy matters. Since publication, López-Verdú has been raised to the partnership; and the firm has significantly boosted it's environmental law capabilities with the hire of specialist Rafael Pástor Vélez (plus three associates and four technical specialists) from his own boutique (Pástor); effective as of January and April 2025, respectively.
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'Pérez Bustamante & Ponce's energy and natural resources practice is distinguished for its comprehensive approach and deep knowledge of the sector. What makes this practice unique is its ability to provide customised legal solutions that perfectly align with my company's specific needs and objectives.'
- 'The team's strengths and skills include their deep understanding of complex regulatory frameworks, their ability to anticipate and address emerging challenges in the sector, and their commitment to excellence in client service. Additionally, the team stands out for its proactive approach to identifying opportunities and mitigating risks, allowing them to consistently deliver exceptional results.'
- 'Compared to other firms, Pérez Bustamante & Ponce's energy and natural resources team stands out for its client-focused approach and its ability to quickly adapt to changes in the legal and regulatory landscape.'
'The lawyers at Pérez Bustamante & Ponce stand out for their commitment to excellence and their deep knowledge in the legal field of renewable energy, with Sebastian Cortez and Estefanía López being two outstanding examples. Sebastian Cortez, recognised for his experience in complex transactions related to renewable energy, stands out for his strategic approach and his ability to find innovative solutions that maximise the value of our projects. His deep knowledge of the energy sector and his ability to effectively navigate regulatory challenges distinguish him as a leader in his field. For her part, Estefanía López stands out for her solid understanding of the specific legal and regulatory aspects of renewable energies.'
- 'What sets Sebastian and Estefanía apart from their competitors is their client-centric approach, their ability to offer customised solutions, and their commitment to service excellence. Their combination of technical and commercial skills allows them to stand out in a highly competitive market, providing significant added value to their clients.'
- 'In summary, Sebastian Cortez and Estefanía López stand out for their deep knowledge, their strategic approach and their commitment to excellence in service, which makes them leading lawyers in the field of renewable energy in Ecuador.'
'The members of the team are people who have technical knowledge and soft skills that allow them to provide quality support to clients, maintain high-level relationships with authorities in the sector and are updating themselves on both legal issues and their real application.'
Kernmandanten
- Codelco
- Cobra
- Neoen
- Ecoener
- Total Energies
- Pluspetrol
- PCR Ecuador
- Wayra Energy
- Oil People
- Association of the Hydrocarbon Industry of Ecuador
Highlight-Mandate
- Advised Orion on matters including signing financing agreements and creating a project financing structure with a fiduciary assignment.
- Represented ENAP in the constitutional protection action filed by the Town Virgen Del Carmen in relation to the Mauro Davalos Cordero MDC oil field.
- Retained by ECOENER to advise on Ecuador’s Ministry of Energy's public tender for 500 MW of renewable energy.
Anwält*innen
Hall of fame
Die Anwält*innen an der Spitze ihres Berufsstands, die aufgrund ihres langjährigen Engagements in marktführender Arbeit von Wettbewerbern und Mandanten gleichermaßen geschätzt und anerkannt werden.
Jaime Zaldumbide
Führende Partner*innen
Die stärksten Partner*innen ihres Praxisbereichs, die eine führende Rolle in signifikanten Mandaten einnehmen und weitreichende Anerkennung unter Wettbewerbern und Mandanten genießen.
Sebastián Pérez Arteta
Partner*innen der nächsten Generation
Juniorpartner*innen, die im Markt von Mandanten und Wettbewerbern anerkannt werden und in einigen Mandaten eine Schlüsselrolle einnehmen.
Führende Associates
Führende Associates sind regelmäßig an zentralen Mandaten des Teams beteiligt und erhalten positives Feedback von Wettbewerbern oder Mandanten.
Praxisleitung
Francisco Roldán Cobo; Sebastian Perez Arteta; Jaime Zaldumbide; Sebastian Cortez; María Isabel Aillón