Martínez de Hoz & Rueda’s competition and antitrust practice is noted for its strong integration with the firm’s energy and natural resources expertise, advising on complex merger control filings and regulatory assessments in the oil-and-gas sector. Practice head Juan Cruz Azzarri's deep knowledge of competition law enables him to guide energy sector clients through project acquisitions, contractual negotiations and other regulatory procedures.
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  • Knowledge of the sector and the regulatory authority, as well as understanding the needs of the company.

Key clients

  • PECOM Servicios Energía

  • Deltapatagonia

  • Wintershall DEA Argentina

  • ExxonMobil Exploration Argentina

  • Trafigura Group

  • Patagonia Energy

  • Compañía General de Combustibles

  • CAPEX

  • Cross Capital (Uruguay)

  • Oleoductos del Valle (OLDEVAL)

Work highlights

Assisting PECOM Servicios Energía with the mandatory notification procedure before the Argentine Antitrust Authority related to its acquisition of the hydrocarbon blocks “Escalante - El Trébol” and “Campamento Central - Cañadón Perdido” in Chubut Province.
Advising Petroquímica Comodoro Rivadavia on the mandatory notification process before the Argentine Antitrust Authority, concerning its acquisition of the Llanacanelo and Llancanelo R hydrocarbon blocks (located in the Province of Mendoza); it constitutes part of the “Andes Project”, a competitive bidding process for the sale of majority stakes in YPF’s conventional hydrocarbon areas across several Argentine provinces
Advised Compañía General de Combustibles on the mandatory notification procedure before the Argentine Antitrust Authority, obtaining approval for CGC's acquisition of a 49% interest in the Aguada del Chañar unconventional hydrocarbon exploitation concession (located in the Province of Neuquén) from YPF.
Practice head

Juan Cruz Azzarri