| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Kaiser-Francis Oil Company | Tulsa, OK 74121 | Oil & Gas Operator | Oct 2025 |
| 2 | Kansas Natural Gas Operating, LC | Hays, KS 67601 | Gas Operator | Jun 2025 |
| 3 | KBW Oil & Gas Co | Kiowa, KS 67070 | Oil & Gas Operator | Jul 2024 |
| 4 | Kerr-McGee Oil & Gas Onshore LP | Houston, TX 77046 | Oil & Gas Operator | Oct 2025 |
| 5 | Kuhn Walter Dril | Gas Operator | Dec 1985 |