Oil & Gas Companies in Big Horn County, WY
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Adobe Resources Corporation | Midland, TX 79701 | Oil & Gas Operator | Aug 2002 |
| 2 | Agri-Acres Inc | Billings, MT 59103 | Oil Operator | Jun 1996 |
| 3 | Ajax Oil Company | Billings, MT 59103 | Oil & Gas Operator | Dec 2003 |
| 4 | Alpha Petrovision Us Inc | Canada, 00100 | Oil & Gas Operator | May 2013 |
| 5 | Altex Oil Company | Breckenridge, CO 80424 | Oil & Gas Operator | Dec 2005 |
| 6 | Altus Exploration Company | Denver, CO 80202 | Oil & Gas Operator | Jul 1984 |
| 7 | Anchor Bay Corporation | Denver, CO 80202 | Oil & Gas Operator | Jun 2007 |
| 8 | Antelope Energy Company LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2024 |
| 9 | Arjay Oil Company | Salt Lake City, UT 84110 | Oil & Gas Operator | May 2000 |
| 10 | Atlantic Oil And Gas Development LLC | Rockledge, FL 32955 | Oil Operator | Dec 2023 |
Production numbers shown above are only for Big Horn County, WY and for the production period listed.