Juan M. Szabo

CITGO Petroleum Corp. engages in refining, transporting, and marketing of transportation fuels, lubricants, and petrochemicals products. It offers retail gasoline, diesel fuel, jet fuel, lubricants, petrochemicals, and other petroleum-based industrial products. The company was founded by Henry L. Doherty in 1910 and is headquartered in Houston, TX.

Suroco Energy, Inc. explores and develops crude oil, natural gas liquids. The company was founded on January 31, 2005 and is headquartered in Calgary, Canada.

PetroNova, Inc. engages in the exploration, acquisition and development of oil and natural gas resources. It holds interests on the Caguan-Putumayo and Llanos Basins. The company was founded on September 17, 2009 and is headquartered in Bogota, Colombia.

Petróleos de Venezuela SA is a gas and oil company. It is engaged in exploring, extracting, transporting, manufacturing, refining, storing, and marketing crude oil and other hydrocarbons. The company was founded in 1975 and is headquartered in Caracas, Venezuela.

PDVSA Gas SA engages in gas production and exploration services. The company is based in Caracas, Venezuela. The Venezuelan company is a subsidiary of Petróleos de Venezuela S.A. (PDVSA) and ultimately controlled by the Government of Venezuela.

Petroamerica Oil Corp. operates an oil and gas exploration and production firm. The company is headquartered in Calgary, Canada.

Inepetrol SA provides support activities for oil and gas operations. The private company is based in Apartado, Venezuela.