New York,, New York, United StatesUpdated May 2005
Hess Corporation is a leading independent energy company engaged in global petroleum exploration, production, and midstream operations, including offshore oil developments such as the Stabroek Block in Guyana.
The Woodlands,, Texas,, United StatesUpdated Feb 2004
Anadarko Petroleum Corp. is an energy company focused on oil and gas production, advancing low-carbon technologies including carbon capture and enhanced oil recovery.
900 East Benson Boulevard, Anchorage, Alaska, United StatesUpdated Jul 2010
BP Exploration (Alaska), Inc. is a leading producer of oil and natural gas in the United States and a major investor in U.S. energy development, operating under the BP family of brands including Amoco, ARCO, and BP gasolines.
Envirotech Petroleum Services Co. Ltd. (EPS) is a UAE-based company providing environmentally friendly oilfield solutions, including production enhancement, maintenance products, environmental cleanup chemicals, and oil field treating chemicals.
EXCO Resources, Inc. is an independent oil and natural gas company focused on the exploitation, exploration, acquisition, development, and production of onshore U.S. oil and natural gas properties, primarily in Texas, Louisiana, and the Appalachia region.
The Illinois Oil and Gas Association is an agency representing oil and gas producers, landowners, and royalty owners in Illinois, focusing on advocacy, education, and networking within the oil and gas industry.
LUKOIL is one of the largest vertically integrated oil and gas companies globally, involved in crude production, refining, petrochemicals, and distribution through retail centers and filling stations.
Norsk Hydro ASA is a leading aluminium and renewable energy company with significant operations in oil and gas production, including offshore installations and subsea developments, primarily in Norway and internationally.
Occidental Petroleum Corp. is an energy company focused on producing vital energy while innovating for a lower-carbon future through carbon innovation and enhanced oil recovery technologies.
Royale Energy Inc. is a publicly traded independent oil and gas production company operating wells in California and Texas, focused on development drilling projects and marketing oil and natural gas.
Shell Exploration & Production is a core business of the Royal Dutch/Shell Group, focusing on the upstream petroleum industry including the search for and production of hydrocarbons worldwide.
Statoil do Brasil Ltda holds interests in multiple deepwater oil blocks on the Brazilian continental shelf, operating several offshore projects with water depths ranging from 1,000 to 2,700 metres.
Western States Petroleum Association (WSPA) is a non-profit trade association representing petroleum companies involved in exploration, production, refining, transportation, and marketing in six western U.S. states.