Pérez Alati, Grondona, Benites & Arntsen draws on its energy and oil-and-gas expertise to advise electricity clients on project development, financing, federal and state energy regulatory work and major transactions. The firm is particularly well-known for assisting clients on matters related to the negotiation of power purchase agreements and tariff negotiations. The practice is co-led by experienced energy and natural resources partner Francisco Romano; and Alan Arntsen, an accomplished M&A and banking lawyer. Corporate law veteran and founding partner Mariano Grondona also assists the team, as do environmental law expert Nicole Jaureguiberry and transactional partner Tomás Pérez Alati.

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Key clients

  • Mercuria Energy Group
  • Phoenix Global Resources
  • Petrolera El Trébol
  • Pampa Energía
  • Dow Chemical
  • Trafigura
  • IFC
  • YPF
  • Wintershall Energía
  • Equinor
  • Shell
  • Albanesi

Work highlights

  • Advised Dow on the negotiation and drafting of an advance purchase agreement for renewable energy supply with Petroquímica Comodoro Rivadavia.
  • Advised PBBPolisur on the negotiation and drafting of two advanced purchase agreements for renewable energy supply from MSU.
  • Advising Pan American Energy on the 'pass through' of provincial tax increases to renewable power tariffs.

Practice head

The lawyer(s) leading their teams.

Francisco Romano, Alan Arntsen