| 31101 | Tripledee Drilling Co Inc | Ardmore, OK 73402-1888 | Oil & Gas Operator | Dec 2015 |
| 31102 | Tripledee Operating Company LLC | Ardmore, OK 73401 | Oil & Gas Operator | Nov 2022 |
| 31103 | Triplett Larry W | Oklahoma City, OK 73112-5325 | Oil & Gas Operator | Mar 2015 |
| 31104 | Tripod Oil And Gas 3 LLC | Tulsa, OK 74152 | Oil Operator | Feb 2026 |
| 31105 | Tripower Resources LLC | Ardmore, OK 73402 | Oil & Gas Operator | Feb 2026 |
| 31106 | Tripower Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2020 |
| 31107 | Tripp & Sons, LLC | Odessa, TX 79768 | Oil & Gas Operator | Feb 2026 |
| 31108 | Tripp Oil Company Inc | Houston, TX 77023 | Oil & Gas Operator | Jan 1992 |
| 31109 | Trissell Alva Lee | Willow, OK 73673-9602 | Oil Operator | Apr 2020 |
| 31110 | Tristar Energy 1 | | Oil Operator | Sep 1987 |
| 31111 | Tristar Energy Corporation | Casper, WY 82602 | Oil & Gas Operator | Dec 2007 |
| 31112 | Tristar Exploration, Inc | Pflugerville, TX 78660 | Oil & Gas Operator | Feb 2026 |
| 31113 | Tristar Oil & Gas | Freer, TX 78357 | Oil & Gas Operator | Feb 2026 |
| 31114 | Tristar Petroleum Resourc | Woodland Hills, CA 89101 | Oil & Gas Operator | Dec 1991 |
| 31115 | Tristar Producer Ser | | Gas Operator | Jan 2009 |
| 31116 | Tristate Nla, LLC | | Oil Operator | Dec 2024 |
| 31117 | Tritex Production Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Jan 2013 |
| 31118 | Tritex Resc Inco | | Oil Operator | Dec 1985 |
| 31119 | Tritex Resources, L.L.C. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2009 |
| 31120 | Triton Energy LLC | Wortham, TX 76693 | Oil & Gas Operator | Feb 2026 |
| 31121 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
| 31122 | Triton Operating LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Feb 2026 |
| 31123 | Trittipo, J. L. | | Oil & Gas Operator | Nov 1997 |
| 31124 | Trium Energy, Inc. | Laredo, TX 78041 | Gas Operator | Jul 2011 |
| 31125 | Trium, LTD. | Laredo, TX 78041 | Oil Operator | Feb 2026 |
| 31126 | Triumph Energy Inc | Lafayette, LA 70505 | Oil & Gas Operator | Nov 2015 |
| 31127 | Triumph Energy Inc-P B Berry | | Oil & Gas Operator | Jun 1986 |
| 31128 | Triumph Energy Partners LLC | Oklahoma City, OK 73102-5804 | Oil & Gas Operator | Nov 2025 |
| 31129 | Triumph Exploration, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 31130 | Triumph Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Jun 1994 |
| 31131 | Triumph Resources Inc | Oklahoma City, OK 73114 | Oil & Gas Operator | Nov 2004 |
| 31132 | Triunited Investors, LLC | Monte Sereno, CA 95030 | Oil Operator | May 2012 |
| 31133 | Trivestco Energy Company | Ponca City, OK 74601 | Oil & Gas Operator | Dec 2025 |
| 31134 | Trivista Operating LLC | Giddings, TX 78942 | Oil & Gas Operator | Feb 2026 |
| 31135 | Trivium Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Feb 2026 |
| 31136 | Trojan Oil And Gas | White Deer, TX 79097 | Oil & Gas Operator | Dec 1994 |
| 31137 | Trojan Oil Company, LLC | Big Lake, TX 76932 | Oil Operator | Feb 2026 |
| 31138 | Trojan Resources LLC | Sapulpa, OK 74066-8095 | Oil Operator | Nov 2025 |
| 31139 | Trolz Glynn And Associates Inc | | Oil Operator | Apr 1995 |
| 31140 | Troubadour Operating, LLC | Houston, TX 77019 | Oil & Gas Operator | Feb 2026 |
| 31141 | Trout Disposal Well Inc | Hammon, OK 73650 | Oil & Gas Operator | Jan 2025 |
| 31142 | Trout Kye Jr | | Oil & Gas Operator | Dec 2010 |
| 31143 | Trout Oil Company, Inc. | Odessa, TX 79762 | Oil & Gas Operator | Feb 2026 |
| 31144 | Troy E. Boyd | | Oil Operator | Oct 1998 |
| 31145 | Troy Energy Operating LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2025 |
| 31146 | Troy Jaco, Inc. | Sherman, TX 75091 | Oil Operator | Dec 2018 |
| 31147 | Troy Resources C | | Oil Operator | Jun 1990 |
| 31148 | Troyer Energies Inc | Waterford, PA 16441-2809 | Gas Operator | Dec 2014 |
| 31149 | Troyer Gas & Oil | Waterford, PA 16441-2843 | Gas Operator | Dec 2001 |
| 31150 | Troyer Howard E | Tulsa, OK 74133-8016 | Oil & Gas Operator | Dec 2014 |
| 31151 | Troyer Land Resources | Waterford, PA 16441-0367 | Gas Operator | Dec 2025 |
| 31152 | Troyer, Marvin | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 31153 | Troyer, Walter, Jr. | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 31154 | Troyer, Wayne A. | Galva, KS 67443 | Oil Operator | Jun 1997 |
| 31155 | Troyer, William W. | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 31156 | TRP Operating LLC | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 31157 | TRP-Ok Properties LLC | Norman, OK 73072 | Oil & Gas Operator | Dec 2025 |
| 31158 | Tru Operating LLC | Denton, TX 76201 | Oil & Gas Operator | Apr 2023 |
| 31159 | Truckers Disposal Inc | Skiatook, OK 74070 | Oil & Gas Operator | Nov 2025 |
| 31160 | True Oil Company | Casper, WY 82602 | Oil & Gas Operator | Aug 2003 |
| 31161 | True Oil Company LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2016 |
| 31162 | True Oil LLC | Casper, WY 82602 | Oil & Gas Operator | Jan 2026 |
| 31163 | True Performance Administrators LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2025 |
| 31164 | True Wolf Operating, LLC | Iowa Park, TX 76367 | Oil Operator | Feb 2026 |
| 31165 | Trueblood Resources, Inc. | Denver, CO 80222 | Oil & Gas Operator | Feb 2026 |
| 31166 | Truevine Gas Company | Ada, OK 74821-1422 | Oil & Gas Operator | Nov 2025 |
| 31167 | Truevine Operating LLC | Ada, OK 74821-1422 | Oil & Gas Operator | Nov 2025 |
| 31168 | Truluck Enterprises LLC | Wichita Falls, TX 76308-4454 | Oil & Gas Operator | Apr 2015 |
| 31169 | Trumart Oil Comp | | Oil Operator | May 1990 |
| 31170 | Trumart Oil Company | Ellis, KS 67637 | Oil Operator | Dec 2000 |
| 31171 | Trumbull Resources | Mineral Ridge, OH 44440 | Oil & Gas Operator | Dec 2016 |
| 31172 | Trump Energy | Austin, TX 78734 | Oil & Gas Operator | Mar 2008 |
| 31173 | Trumter Petroleum Corporation | Fort Worth, TX 76185 | Oil & Gas Operator | Aug 1998 |
| 31174 | Trunkline Gas Company | | Oil Operator | Mar 2008 |
| 31175 | Trust Oil Co. | Pine, CO 80470 | Oil & Gas Operator | Feb 2026 |
| 31176 | Trustar Operating Company Inc. | Austin, TX 78750 | Oil Operator | Feb 2026 |
| 31177 | Trutex Operating, LLC | Haltom City, TX 76117 | Oil & Gas Operator | Feb 2026 |
| 31178 | Tryall, Inc | Porter, TX 77365 | Oil & Gas Operator | Feb 2026 |
| 31179 | Tryco Exploration, LLC | Plano, TX 75026 | Oil & Gas Operator | Nov 2006 |
| 31180 | Tryma Operating | Borger, TX 79008 | Oil & Gas Operator | Feb 2026 |
| 31181 | Tryvest, Inc. | | Oil & Gas Operator | Sep 1991 |
| 31182 | TS & T Drilling, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Mar 2016 |
| 31183 | TS Leasing Operations Inc. | | Oil & Gas Operator | Dec 2025 |
| 31184 | TS Oil, LLC | Fort Worth, TX 76114 | Oil & Gas Operator | Feb 2026 |
| 31185 | Tsalta Corporation | Oklahoma City, OK 73116 | Oil & Gas Operator | Nov 1998 |
| 31186 | Tsar Energy, LLC | Dallas, TX 75205 | Oil & Gas Operator | Feb 2026 |
| 31187 | Tsar Operating Company | Fort Worth, TX 76116 | Oil & Gas Operator | Jul 2021 |
| 31188 | Tschoepe, Arthur J. | Leakey, TX 78873 | Oil & Gas Operator | Jun 2001 |
| 31189 | TSF Operating | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 31190 | Tsoco | Tuleta, TX 78162 | Oil & Gas Operator | Apr 2017 |
| 31191 | Tsoco & W. M. Null | Pettus, TX 78146 | Oil & Gas Operator | Aug 2002 |
| 31192 | TSR Enterprises, LLC | Harrisville, WV 26362-7631 | Oil & Gas Operator | Dec 2021 |
| 31193 | TSW Oil & Gas, LLC | Abilene, TX 79602 | Oil & Gas Operator | Jan 2016 |
| 31194 | TSW Oil LLC | Dixon, KY 42409 | Oil Operator | Dec 2023 |
| 31195 | TT Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2026 |
| 31196 | TTK Energy LLC | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 31197 | TTL Energy Resources, Inc. | Borger, TX 79008 | Oil & Gas Operator | Aug 2013 |
| 31198 | Tubbs Patrick | Neodesha, KS 66757 | Oil Operator | Sep 2008 |
| 31199 | Tuckco Petroleum Corporation | Andrews, TX 79714 | Oil & Gas Operator | Feb 2026 |
| 31200 | Tucker Drilling Company, Inc. | San Angelo, TX 76903 | Oil & Gas Operator | Jul 1996 |