Enarsa Enarsa ENARSA, in full Energía Argentina Sociedad Anónima, is a state owned company in Argentina. It is engaged in for the exploitation of petroleum and natural gas, and the production, industrialization, transport and trade of these and of electricity. Enarsa was founded on December 29, 2004, by an initiative of President Néstor Kirchner. The initiative had the political goal of reinserting the state in an oligopolic market that was completely privatized during the Menem administration in the 1990s; these privatizations included the state oil firm YPF to the Spanish corporation Repsol, as well as its sister company, "Gas del Estado",
Repsol and commercialization, which remained exclusive to CAMPSA. In 1948, REPESA (Refinería de Petróleos de Escombreras S.A.) was incorporated for the installation of a refinery in the Valley of Escombreras (Cartagena). 'REPESA became the symbol of the increasing industrial consolidation in the refining sector, as it took on the production and marketing of petrol, oils and lubricants under its own brand name.' From the beginning, REPSOL was REPESA’s "star brand" of petroleum as a REPESA product brand. In 1999 Repsol bought 97.81% of the Argentine oil and gas company YPF S.A., which at the time was the largest oil-and-gas company in