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Other links at Energy and Environment > Oil and Gas > Operating Companies > Exploration and Production |
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Unocal Corporation
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Independent oil and gas exploration and production companies. Features corporate profile, investor information, environment responsibilities, and company news. (NYSE: UCL)
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Questar Corporation
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An energy developer engaged in oil and gas exploration and production, gas processing and gathering, gas and liquids trading, interstate gas transmission and storage, retail gas distribution, and telecommunications and information technologies. (NYSE: STR)
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BreitBurn Energy
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Operates primarily in California. Also pursuing exploration in Wyoming, Texas, Louisiana and shallow Gulf of Mexico.
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