| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | T P Operating LLC | Oil & Gas Operator | Nov 1999 | |
| 2 | Texas American Resources Company | Austin, TX 78701 | Oil & Gas Operator | Apr 2024 |
| 3 | Texas Tea Of Colorado LLC Dba Texas Tea LLC | Oil & Gas Operator | Jun 2021 | |
| 4 | The Termo Company | Long Beach, CA 90801 | Oil & Gas Operator | Feb 2024 |
| 5 | Thomas Operating Company Inc | Greeley, CO 80634 | Oil & Gas Operator | Aug 2008 |
| 6 | Thompson & James Cleo Thompson, Jr.* & J Cleo | Oil & Gas Operator | Jan 2010 | |
| 7 | Thorofare Resources, Inc | Oil & Gas Operator | May 2011 | |
| 8 | Three Forks Resources LLC | Wheat Ridge, CO 80033 | Oil & Gas Operator | Apr 2024 |
| 9 | Timberline Energy Inc | Franklin, PA 16323-0269 | Oil & Gas Operator | Jun 2018 |
| 10 | Trinity Energy Corp | Gibsonia, PA 15044-9106 | Oil & Gas Operator | Dec 2007 |
| 11 | Tudex Petroleum Inc | Oil & Gas Operator | Sep 2019 | |
| 12 | Tyler Rockies Exploration LTD | Tyler, TX 75710-0119 | Oil & Gas Operator | Feb 2024 |