| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Casex Company | Oil & Gas Operator | Dec 2007 | |
| 2 | L & M Oil Co. | Yates Center, KS 66783 | Oil & Gas Operator | Dec 1998 |
| 3 | Optima Conservation Resources Exploration LLC | Oil & Gas Operator | Dec 2023 | |
| 4 | Padre Oil Co. | Oil & Gas Operator | Dec 2023 | |
| 5 | Polaris Production Inc. | Oil & Gas Operator | Feb 2021 | |
| 6 | Stone Cabin Resources LLC | Oil & Gas Operator | Dec 2023 |