| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Bear Petroleum | Oil & Gas Operator | Dec 1996 | |
| 2 | Bear Petroleum LLC | Haysville, KS 67060 | Oil & Gas Operator | Jun 2025 |
| 3 | Big 'O' | Oil Operator | Jun 2025 | |
| 4 | Big Eight Energy, L.L.C. | Wichita, KS 67275 | Oil Operator | Dec 2009 |
| 5 | Blackstone Drill | Oil & Gas Operator | Jan 1989 | |
| 6 | Brigman Prod Inc | Hutchinson, KS 67502 | Oil & Gas Operator | Sep 2009 |
| 7 | Brown Operating | Oil & Gas Operator | Dec 1991 | |
| 8 | Bruce Oil Company, L.L.C. | McPherson, KS 67460 | Oil Operator | Jun 2025 |
| 9 | Buffalo Oil & Gas LLC | Oxford, KS 67119 | Oil & Gas Operator | Jun 2025 |
| 10 | Byers Clarice An | Oil Operator | Nov 1988 |