Merger controls and transaction filings are a focus area for Martínez de Hoz & Rueda, which assists clients with submissions before the Argentine antitrust authorities and regularly tracks the status of ongoing approval processes, advising on any necessary actions required by regulators. Experienced public law expert Juan Cruz Azzarri heads the team, and has a particularly strong oil and gas client base, regularly assisting companies in the sector before antitrust authorities.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Juan Cruz Azzari is experienced in antitrust defence and administrative issues in general.'

  • ‘The team is very professional and always willing to provide a solution in a timely manner. We can work agilely and assertively with them.’

  • ‘Very professional lawyers with knowledge of the industry and business.'

Key clients

  • ExxonMobil Exploration
  • Compañía General de Combustibles
  • DeltaPatagonia
  • Trafigura Group
  • Wintershall DEA
  • Patagonia Energy
  • Schlumberger
  • CAPEX
  • Oleoductos del Valle
  • Cross Capital

Work highlights

  • Advised Trafigura Argentina and CAPEX in the joint notification before the Argentine antitrust authority of the execution of a joint venture agreement for the exploitation and development of a hydrocarbon block in the Province of Neuquén.
  • Currently advising CGC Energía on a mandatory notification procedure before the Argentine antitrust authority regarding an association with Equinor through the execution of a farm-out agreement for the exploration and exploitation of offshore hydrocarbon blocks.
  • Assisted Trafigura Argentina with the mandatory notification procedure before the Argentine antitrust authority regarding an association with Vista Oil & Gas through the execution of a farm out agreement for the exploitation and development of a hydrocarbon block in the Province of Neuquén.

Practice head

The lawyer(s) leading their teams.

Juan Cruz Azzarri