| 11701 | Trey Services, Inc. | Midland, TX 79711 | Oil & Gas Operator | Dec 1996 |
| 11702 | Tri "M" Oil & Gas | Muenster, TX 76252 | Oil & Gas Operator | Feb 2026 |
| 11703 | Tri City Oil Co., LLC | Winnie, TX 77665 | Oil Operator | Feb 2026 |
| 11704 | Tri Energy Resources, Inc. | Norman, OK 73070 | Oil Operator | Feb 2026 |
| 11705 | Tri Sportsmen Energy, Inc. | Austin, TX 78746 | Oil & Gas Operator | Feb 2026 |
| 11706 | Tri Star Operating, Inc. | Arlington, TX 76012 | Oil & Gas Operator | Jan 2002 |
| 11707 | Tri-Am Operating Company | Frankston, TX 75763 | Oil & Gas Operator | Feb 2026 |
| 11708 | Tri-C Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Aug 2009 |
| 11709 | Tri-C Resources, LLC | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 11710 | Tri-Dyne Resources, Inc. | Southern Pine, NC 28387 | Oil & Gas Operator | Feb 2000 |
| 11711 | Tri-Ex Petroleum, L.P. | Amarillo, TX 79101 | Oil & Gas Operator | Jan 2013 |
| 11712 | Tri-Force Operating, L.L.C. | Royse City, TX 75189 | Oil & Gas Operator | Feb 2026 |
| 11713 | Tri-K Production Company, Inc. | Olney, TX 76374 | Oil & Gas Operator | Apr 1996 |
| 11714 | Tri-State Exploration & Prod Inc | Marshall, TX 75671 | Oil & Gas Operator | Aug 2003 |
| 11715 | Tri-State Resources, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Sep 2012 |
| 11716 | Tri-State Sales & Production | Rodessa, LA 71069 | Oil & Gas Operator | Dec 2008 |
| 11717 | Tri-Tex Exploration LTD | Abilene, TX 79608 | Oil Operator | Apr 2019 |
| 11718 | Tri-Union Development Corp. | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 11719 | Tri-W Oil | Luling, TX 78648 | Oil Operator | Feb 2026 |
| 11720 | Tri-W Oil, Inc. | Luling, TX 78648 | Oil Operator | Apr 2007 |
| 11721 | Triad Energy Corporation | Houston, TX 77057 | Oil & Gas Operator | Oct 2011 |
| 11722 | Triad O&G, LLC | Dallas, TX 75225 | Oil & Gas Operator | Feb 2026 |
| 11723 | Triag Energy Operating, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2014 |
| 11724 | Triangle Development Co | Mahtomedi, MN 55115 | Gas Operator | Feb 1982 |
| 11725 | Triangle Energy Co. | Pampa, TX 79066 | Oil & Gas Operator | Nov 2000 |
| 11726 | Triangle P Development Corp. | Bronte, TX 76933 | Oil & Gas Operator | Feb 2026 |
| 11727 | Triangle Three Resources L.L.C. | Dallas, TX 75240 | Oil & Gas Operator | Oct 2024 |
| 11728 | Triax Energy LLC | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2018 |
| 11729 | Trich Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Jan 2025 |
| 11730 | Trico Energy LLC | Hager Hill, KY 41222 | Oil Operator | Dec 2018 |
| 11731 | Trico Oil & Gas Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Feb 2026 |
| 11732 | Trident Corporation | Woodsboro, TX 78393 | Oil & Gas Operator | Feb 2026 |
| 11733 | Triesco, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 1996 |
| 11734 | Triforce Energy LLC | Littleton, CO 80122 | Oil & Gas Operator | Feb 2026 |
| 11735 | Trigeo Energy, LLC | Addison, TX 75001 | Oil & Gas Operator | Feb 2026 |
| 11736 | Trigo Oil And Gas, LLC | Amarillo, TX 79101 | Oil & Gas Operator | Mar 2022 |
| 11737 | Trilogy Operating, Inc. | Midland, TX 79708 | Oil & Gas Operator | Feb 2026 |
| 11738 | Trinidad Energy, LLC | Midland, TX 79708 | Oil & Gas Operator | Feb 2026 |
| 11739 | Trinidad Exploration, Inc. | Tyler, TX 75703 | Oil & Gas Operator | Mar 2008 |
| 11740 | Trinidad Petroleum, Inc. | Austin, TX 78711 | Oil & Gas Operator | Feb 2026 |
| 11741 | Trinidad Resources, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Feb 2026 |
| 11742 | Trinity Bay Oil & Gas, Inc. | Lubbock, TX 79416 | Oil & Gas Operator | Feb 2026 |
| 11743 | Trinity Eor, LLC | Midland, TX 79701 | Oil & Gas Operator | Jan 2019 |
| 11744 | Trinity Gas Corporation | Edmond, OK 73003 | Oil & Gas Operator | Feb 2026 |
| 11745 | Trinity Gas Storage, LLC | Flower Mound, TX 75028 | Oil & Gas Operator | Feb 2026 |
| 11746 | Trinity Minerals&Operating Corp. | Abilene, TX 79605 | Oil & Gas Operator | Dec 1995 |
| 11747 | Trinity Operating & Prod., Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 11748 | Trinity Operating (Usg), LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 11749 | Trinity Resources, Inc. | Houston, TX 77277 | Oil & Gas Operator | May 2020 |
| 11750 | Trinity River Energy Oper, LLC | Houston, TX 77008 | Oil & Gas Operator | May 2018 |
| 11751 | Trinity River Operating Company | Oklahoma City, OK 73147 | Oil & Gas Operator | Feb 2026 |
| 11752 | Trio Consulting & Management,LLC | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2026 |
| 11753 | Trio Operating Company, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2006 |
| 11754 | Trio Production Company, LLC | Stephens, AR 71764 | Oil Operator | Jan 2025 |
| 11755 | Triple "B" Production DRLG Inc | Poynor, TX 75782 | Oil & Gas Operator | Sep 2022 |
| 11756 | Triple "G" Oil Company | Clyde, TX 79510 | Oil & Gas Operator | Apr 1999 |
| 11757 | Triple "N" Services, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 11758 | Triple "S" Gas, Inc. | Louisville, KY 40255 | Oil & Gas Operator | Jan 2026 |
| 11759 | Triple "S" Resources Inc | Sapulpa, OK 74066 | Oil & Gas Operator | Jun 1995 |
| 11760 | Triple "W" Oil Company | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 11761 | Triple 'A' Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Feb 2026 |
| 11762 | Triple C Oil Inc. | Lockhart, TX 78644 | Oil Operator | Aug 2019 |
| 11763 | Triple Crown Resources, LLC | Dallas, TX 75201 | Oil & Gas Operator | Feb 2026 |
| 11764 | Triple D Oil & Gas Co., Inc. | Brownwood, TX 76801 | Oil & Gas Operator | Feb 2026 |
| 11765 | Triple G Oil & Gas | Sonora, TX 76950 | Oil & Gas Operator | Oct 2022 |
| 11766 | Triple G Well Service, Inc. | Muenster, TX 76252 | Oil & Gas Operator | Feb 2026 |
| 11767 | Triple H Production | Stockdale, TX 78160 | Oil Operator | Feb 2026 |
| 11768 | Triple J Investments Inc | Longview, TX 75606 | Oil & Gas Operator | Feb 2023 |
| 11769 | Triple J Oil Co. | Pampa, TX 79065 | Oil & Gas Operator | Aug 1996 |
| 11770 | Triple L Oil Company | Corpus Chrsti, TX 78469 | Oil & Gas Operator | Jan 1998 |
| 11771 | Triple L Operating Company LLC | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 11772 | Triple M Saltwater Disposal, LP | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 11773 | Triple Singleton, Inc. | Santa Fe, TX 77510 | Oil & Gas Operator | Dec 2020 |
| 11774 | Triple T Resources, LP | Dallas, TX 75205 | Oil & Gas Operator | Sep 2025 |
| 11775 | Tripledee Drilling Co Inc | Ardmore, OK 73402-1888 | Oil & Gas Operator | Dec 2015 |
| 11776 | Tripod Oil And Gas 3 LLC | Tulsa, OK 74152 | Oil Operator | Feb 2026 |
| 11777 | Tripower Resources LLC | Ardmore, OK 73402 | Oil & Gas Operator | Feb 2026 |
| 11778 | Tripower Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2020 |
| 11779 | Tripp & Sons, LLC | Odessa, TX 79768 | Oil & Gas Operator | Feb 2026 |
| 11780 | Tripp Oil Company Inc | Houston, TX 77023 | Oil & Gas Operator | Jan 1992 |
| 11781 | Tristar Exploration, Inc | Pflugerville, TX 78660 | Oil & Gas Operator | Feb 2026 |
| 11782 | Tristar Oil & Gas | Freer, TX 78357 | Oil & Gas Operator | Feb 2026 |
| 11783 | Tritex Production Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Jan 2013 |
| 11784 | Tritex Resources, L.L.C. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2009 |
| 11785 | Triton Energy LLC | Wortham, TX 76693 | Oil & Gas Operator | Feb 2026 |
| 11786 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
| 11787 | Triton Operating LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Feb 2026 |
| 11788 | Trium Energy, Inc. | Laredo, TX 78041 | Gas Operator | Jul 2011 |
| 11789 | Trium, LTD. | Laredo, TX 78041 | Oil Operator | Feb 2026 |
| 11790 | Triumph Exploration, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 11791 | Triumph Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Jun 1994 |
| 11792 | Trivestco Energy Company | Ponca City, OK 74601 | Oil & Gas Operator | Dec 2025 |
| 11793 | Trivista Operating LLC | Giddings, TX 78942 | Oil & Gas Operator | Feb 2026 |
| 11794 | Trivium Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Feb 2026 |
| 11795 | Trojan Oil And Gas | White Deer, TX 79097 | Oil & Gas Operator | Dec 1994 |
| 11796 | Trojan Oil Company, LLC | Big Lake, TX 76932 | Oil Operator | Feb 2026 |
| 11797 | Troubadour Operating, LLC | Houston, TX 77019 | Oil & Gas Operator | Feb 2026 |
| 11798 | Trout Oil Company, Inc. | Odessa, TX 79762 | Oil & Gas Operator | Feb 2026 |
| 11799 | TRP Operating LLC | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 11800 | True Oil Company | Casper, WY 82602 | Oil & Gas Operator | Aug 2003 |