| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | T & L Production | Oil Operator | May 1987 | |
| 2 | Te-Pe Oil & Gas | Oil & Gas Operator | Feb 2025 | |
| 3 | Teichgraeber Oil, Inc. | Eureka, KS 67045 | Oil & Gas Operator | Dec 2024 |
| 4 | Tenneco Oil Comp | Oil & Gas Operator | Aug 1995 | |
| 5 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Mar 2025 |
| 6 | Tom Brown Construction, Inc. | Astor, FL 32102 | Oil Operator | Feb 2025 |
| 7 | Tomkat Limited | Oil & Gas Operator | Jul 1995 | |
| 8 | Trek Aec, LLC | Wichita, KS 67202 | Oil & Gas Operator | Feb 2025 |
| 9 | Troyer, Wayne A. | Galva, KS 67443 | Oil Operator | Jun 1997 |