Oil & Gas Companies in Uintah County, UT
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Tamarack Energy Inc | Midland, TX 79701 | Oil & Gas Operator | Dec 2015 |
| 2 | TCC Royalty Corporation | Centennial, CO 80112 | Gas Operator | Sep 2005 |
| 3 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Jul 2025 |
| 4 | Teton Energy Co Inc | Denver, CO 80239 | Oil Operator | Dec 1983 |
| 5 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | Oct 2025 |
| 6 | Texaco Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2017 |
| 7 | Texakoma Oil & Gas Corp | Dallas, TX 75240 | Oil & Gas Operator | Sep 2014 |
| 8 | Texas American Oil Corporation | Midland, TX 79701 | Oil & Gas Operator | Jan 2001 |
| 9 | Texas Eastern Skyline Oil | Houston, TX 77252 | Oil & Gas Operator | Jan 1987 |
| 10 | Thurston Energy Operating | Vernal, UT 84078 | Oil & Gas Operator | Dec 2015 |
| 11 | Tiger Energy Operating, LLC | Los Angeles, CA 90025 | Oil & Gas Operator | Sep 2025 |
| 12 | Transfuel Resources Co | Houston, TX 77215 | Oil & Gas Operator | Aug 2013 |
| 13 | True Oil LLC | Casper, WY 82602 | Oil & Gas Operator | Aug 2025 |
| 14 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |
Production numbers shown above are only for Uintah County, UT and for the production period listed.