James Park

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

Amerisur Resources Plc engages in the exploration and production of oil and gas. It operates through the following geographical segments: UK, Colombia, and Paraguay. Its projects include Platanillo, Putumayo-9, Putumayo-12, Putumayo-8, Putumayo-30, Coati Block, CPO-5, Andaquies Block, Terecay, Tacacho, and Mecaya. The company was founded on July 5, 2000 and is headquartered in London, the United Kingdom.

GeoPark Latin America SL engages in the operation of a holding company. Through its subsidiaries, it provides oil and gas exploration services. The company was founded on September 25, 2013 and is headquartered in Madrid, Spain.

Part of GeoPark Ltd., GeoPark (UK) Ltd. is a holding British company that provides oil and gas production and exploration services through its subsidiaries. The company is based in Harrogate, UK and was founded in 2017.