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All Oil & Gas Companies
Oil & Gas Companies in Wyoming
Niobrara County, WY Oil & Gas Companies
Oil & Gas Companies in Niobrara County, WY
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Company Name
Company Location
Company Type
Most Recent Production
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Quintana Petroleum Corporation
Denver, CO 80265
Oil & Gas Operator
Mar 2026
Production numbers shown above are only for Niobrara County, WY and for the production period listed.
Top Producing Companies in Niobrara County, WY
1876 Resources LLC
Breitburn Operating LP
Castle Rock Oil LLC
Century Oil And Gas LLC
Chipcore LLC
Darrah John Jay Jr
DNR Oil And Gas, Inc.
Ellwood Exploration LLC
Finley Resources Inc
Hadley/Jackson Energy LLC
Joemar Wyoming Operating LLC
JP Oil Wyoming LLC
M & K Oil Company LLC
Murphy Sheldon L & Loretta
O'Brien Energy Resources Corp
Remuda Energy Development LLC
Sooner Operating Co Inc
Sunshine Valley Petroleum
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