Mariano Batistella

Inversora Nihuiles SA is an investing company. It is engaged in financing services including investment activities in shares, securities, brokerage activities and securitization. The company was founded on February 16, 1994 and is headquartered in Mendoza, Argentina.

Inversora Diamante SA is a financial vehicle based in Buenos Aires, Argentina. In 2006, it was acquired by Pampa Energía SA from the Government of France.

Part of Pampa Energía SA, Hidroeléctrica Los Nihuiles SA is a company based in Mendoza, Argentina that generates and distributes electricity.

Oleoductos del Valle SA operates a hydrocarbon transport system. The firm is involved in the development, operation and maintenance of pipelines, that constitute a comprehensive net that spreads from Rincon de los Sauces and Plaza Huincul in the province of Neuquén, goes through Río Negro and La Pampa provinces, to Puerto Rosales in Bahía Blanca, Buenos Aires province. The company was founded in December 1992 and is headquartered in Cipolletti, Argentina.

Pampa Cogeneracion SA operates power plants. The private company is based in Buenos Aires, Argentina.

Petrobras Hispano Argentina SA engages in the exploration and production of oil and gas. The company was founded on December 15, 2000 and is headquartered in Madrid, Spain.

Refinería del Norte SA is a gas refining joint venture. It is engaged in refining, transportation and distribution of liquid and gas hydrocarbons. The joint venture was founded on November 23, 1992 and is headquartered in San Miguel de Tucumán, Argentina.

Part of Pampa Energía SA, Enecor SA generates wind power.

Part of Pampa Energía SA, Ecuadortlc SA is an Ecuadorean company that owns and operates oilfields. The company is based in Quito, Ecuador. Ecuadortlc was acquired by Pecom Energía SA on July 26, 2001.