| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Bce-Mach LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Aug 2025 |
| 2 | Beren Corporatio | Oil & Gas Operator | Dec 1995 | |
| 3 | Beren Corporation | Wichita, KS 67206 | Oil & Gas Operator | Oct 2025 |
| 4 | Berexco Inc. | Wichita, KS 67208 | Oil & Gas Operator | Oct 2009 |
| 5 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Oct 2025 |
| 6 | Beymer & Beymer | Gas Operator | Dec 2009 | |
| 7 | Bone, Sally L. | Woodland Park, CO 80866 | Gas Operator | Jun 2025 |
| 8 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Jun 2025 |
| 9 | Brazos Petroleum | Oil & Gas Operator | Aug 1995 | |
| 10 | Brigco LLC | Lakin, KS 67860 | Gas Operator | Dec 2023 |