‘Highly committed to the service it provides’, Arteaga Gorziglia & Cia Abogados is home to specialised electricity lawyers. The 11-strong energy practice has significant experience in the development and acquisition of greenfield energy projects; the negotiation of power plant-related engineering, procurement and construction agreements; power purchase agreements; and solar and wind power plant-related operation and maintenance contracts. The group also represents generation companies in regulatory and administrative proceedings before the country’s energy authorities. Co-heading the practice, commercial, corporate and business law expert Ignacio Arteaga advises on energy projects (and associated contracts), energy M&A, and project development and finance; while Luciano Cruz is experienced in project development and finance, as well as the acquisition and financing of energy projects. Other names to note are: regulatory specialist María Fernanda Brahm, who acts in litigation involving energy, infrastructure, environmental law, public concessions and antitrust; and director of the regulatory and contentious-administrative law practice Santiago Portaluppi F, who focuses his practice on energy disputes before the Superintendency of Electricity and Fuels. Heading the firm’s project finance, restructuring and capital markets offering, former director Cristián Carpentier was raised to partner in January 2025.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘The firm approaches cases from a broad perspective, addressing not only the regulatory aspects of the case, but also incorporating technical and practical aspects of the matters at hand.’
  • ‘It has a competitive advantage over its peers, as the solutions proposed are understandable to a wide variety of professionals.’
  • ‘The team is highly committed to the service it provides.’
  • ‘Personalised, fast, and efficient service. Knowledge of diverse industry areas.’
  • ’In-depth knowledge of the mining aspects of the development of energy and construction projects, particularly obtaining permits, mining rights, concessions, and other aspects relevant to project development in Chile.’
  • ‘Great work ethic and professionalism from their senior and junior lawyers.’

Key clients

  • Obton
  • MAE Energy
  • Arauco Bioenergía
  • Acciona Energía
  • Global Power Generation (GPG)
  • Empresa Nacional de Petróleo (ENAP)
  • Guacolda Energía
  • Generadora Metropolitana
  • SAESA
  • Terraform (Brookfield)
  • Uriel Renovables
  • Grupotec

Work highlights

Represented ENAP (Vientos Patagónicos) in a claim filed against Edelmag before the Superintendence of Electricity and Fuels, regarding the application of the methodology for calculating generation units’ unavailability factor.
Represented Acciona in two different processes regarding discrepancies, which were filed by AustrianSolar Chile Siete against the National Electric Coordinator (CEN) before the Panel of Experts.
Represented Guacolda Energía in a discrepancy matter, presented by Colbún before the Panel of Experts of the Chilean General Law of Electric Services.

Lawyers

Leading partners

The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading associates

Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.

Santiago Portaluppi F

Practice head

Ignacio Arteaga; Luciano Cruz

Other key lawyers

Miguel Pelayo