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Other links at Energy and Environment > Oil and Gas > Operating Companies |
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Marathon Oil Company
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Operates in 18 states and many foreign areas. An integrated company including transportation, refining and product sales.
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PetroChina
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Large integrated company operating in China. Exploration and production, refining, petrochemicals and retail marketing. Transmission and sales of natural gas.
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Chevron Corp.
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Produces and refines oil. Includes product information, community programs and learning center.
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Husky Energy Inc.
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Western Canada oil and gas production. Heavy Oil production. Exploration offshore, eastern Canada. Also operates pipelines, refineries and retail stores.
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Valero Energy Corp.
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Oil refiners with a throughput capacity of nearly 2 million barrels per day. Operates Valero and Diamond Shamrock gas stations and convenience stores. Provides information on services, environment issues, company news, investor data, and employment opportunities. (NYSE: VLI)
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