| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 101 | Texas Keystone Inc | Oakmont, PA 15139-2072 | Oil & Gas Operator | Nov 2017 |
| 102 | The Houston Exploration Company | Houston, TX 77002 | Oil & Gas Operator | Apr 2017 |
| 103 | Tri-County Oil & Gas, Inc. | Fairmont, WV 26555-0000 | Oil & Gas Operator | Dec 2019 |
| 104 | Triad Resources Inc | Spring, TX 77389 | Oil & Gas Operator | Dec 2020 |
| 105 | Trittipo, J. L. | Oil & Gas Operator | Nov 1997 | |
| 106 | United Operating Co. | Olney, TX 76374 | Oil & Gas Operator | Aug 2003 |
| 107 | Wolf Run Mining LLC | Oil & Gas Operator | Dec 2021 | |
| 108 | Xplor Corporation | Oil & Gas Operator | Dec 2013 | |
| 109 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Dec 2024 |