| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Gee, Fred E. | Topeka, KS 66614 | Oil Operator | May 1998 |
| 2 | Gemini Corporati | Oil Operator | Mar 1986 | |
| 3 | Geodessa Corpora | Oil Operator | Jul 1984 | |
| 4 | Gore Oil Company | Wichita, KS 67202 | Oil & Gas Operator | Jun 2025 |
| 5 | Grand Mesa Operating Co | Wichita, KS 67206 | Oil & Gas Operator | Aug 2025 |