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| Fortum Oil and Gas Explores and produces oil and gas; refines, sells and markets petroleum products; and transmits, distributes and sells natural gas. | |
| Total Part of TotalFinaElf, refinement, which focuses on the exploration, production and marketing of petroleum products and chemicals. | ||
| Texaco Finds and produces oil and natural gas; manufactures and markets fuels and lubricants; operates trading, transportation and distribution facilities; and produces alternate forms of energy. | ||
| Vector Seismic Data Processing, Inc. Supplying products and services to exploration companies throughout the Rocky Mountain region and beyond. Headquarters in Denver, Colorado. | ||
| Derek Resources Corporation Recovers oil in steeply dipping reservoirs using various modern recovery processes such as SAGD, GAGD, and low grade thermal oxidation. | ||
| Baker Hughes INTEQ Products are sold to the petroleum exploration industry. Manufacturer of magnetic well drilling systems, downhole directional sensors, directional drilling equipment, very low frequency antennas and magnetometers. | ||
| Production Gathering Company, L.L.C. Based in Dallas, Texas. Provides supplies and markets to natural gas producers and end-users. | ||
| Occidental Petroleum Petroleum refiner and exploration, oxyvinyls, chemical division provides chlorine, caustic soda and derivatives as well as specialty chemicals. | ||
| K2 Energy Corp. Oil production company that conducts explorations in northern Montana. | ||
| Statoil Involved in the exploration, transport, production and marketing of petroleum and petroleum-derived products in Scandinavia. | ||
| Continental Energy Corporation Oil & gas exploration company focused on making a major discovery in Indonesia. | ||
| TransGlobe Energy (TG Yemen) are primarily engaged in the explorati. TransGlobe Energy Corporation and its wholly owned subsidiaries TransGlobe Oil and Gas Corporation, TransGlobe International (Holdings) Inc., (TransGlobe International) and TG Holdings Yemen Inc. | ||
| Husky Oil Ltd. A Canadian-based privately held integrated oil and gas company focusing on exploration, transportation, production and marketing operations. | ||
| Penneco Oil Company, Inc. Provide ongoing leasing, exploration, marketing and drilling operations for natural gas and crude oil in Western Pennsylvania and West Virginia. | ||
| Newstar Resources An independent oil and gas exploration and production company, selling directly into the Eastern and Midwestern markets. | ||
| Pemex Based in Mexico, natural gas, Pemex is a petroleum company dedicated to the production and distribution of fuels and other related products. | ||
| Fieldpoint Petroleum FieldPoint Petroleum Corporation was formed on March 11, acquiring, 1980 for the purpose of identifying and enhancing the production of mature oil and natural gas fields located primarily in the mid-continent and the Rocky Mountain region. | ||
| Range Petroleum Range Petroleum Corporation is an Alberta-based junior oil and natural gas company exploring and developing for natural gas and oil reserves in the Western Canada Sedimentary Basin and the Michigan Basin. | ||
| Black Star Oil Company Oil exploration and production company that drills, completes, discovers and operates wells and also provides consulting services. | ||
| USX Corporation: Marathon Group Integrated oil company engaged in the worldwide exploration and production of crude oil and natural gas, and in the domestic refining, marketing and transportation of petroleum products. | ||
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