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All Oil & Gas Companies
Oil & Gas Companies in California
Contra Costa County, CA Oil & Gas Companies
Oil & Gas Companies in Contra Costa County, CA
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Company Name
Company Location
Company Type
Most Recent Production
1
Shell Western E&P Inc.
Houston, TX 77001
Oil & Gas Operator
May 2011
2
Shoshone Oil Corp.
Oil & Gas Operator
Dec 2005
3
Sunset Exploration Inc.
Oil & Gas Operator
Apr 2025
Production numbers shown above are only for Contra Costa County, CA and for the production period listed.
Top Producing Companies in Contra Costa County, CA
California Resources Production Corporation
Pacific Gas And Electric Company
Peoco LLC
Reabold California LLC
Sunset Exploration Inc.
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