| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | G.A.B.S. Oil, A General Partnership | Ness City, KS 67560 | Oil Operator | Aug 2008 |
| 2 | Galloway Petrole | Oil Operator | Jun 1993 | |
| 3 | Gerstner, Joe | Ness City, KS 67560 | Oil Operator | Mar 2016 |
| 4 | Globe Operating, Inc. | Great Bend, KS 67530 | Oil & Gas Operator | Dec 2019 |
| 5 | Gore Oil Company | Wichita, KS 67202 | Oil & Gas Operator | Jun 2025 |
| 6 | Grand Mesa Operating Co | Wichita, KS 67206 | Oil & Gas Operator | Aug 2025 |