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All Oil & Gas Companies
Oil & Gas Companies in Pennsylvania
Westmoreland County, PA Oil & Gas Companies
Oil & Gas Companies in Westmoreland County, PA
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Company Name
Company Location
Company Type
Most Recent Production
1
XPR Resources LLC
Gas Operator
Jun 2026
2
XTO Energy Inc.
Spring, TX 77389
Oil & Gas Operator
Sep 2026
Production numbers shown above are only for Westmoreland County, PA and for the production period listed.
Top Producing Companies in Westmoreland County, PA
Big Dog Energy LLC
Campbell Oil & Gas Inc
CNX Gas Company LLC
Diversified Production LLC
Eqt Chap, LLC
Eqt Production Company
Monona LLC
MTN V Oil & Gas Inc
Penn VIew Exploration Inc
XPR Resources LLC
XTO Energy Inc.
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