| 30201 | Triplett Larry W | Oklahoma City, OK 73112-5325 | Oil & Gas Operator | Mar 2015 |
| 30202 | Tripod Oil And Gas 3 LLC | Tulsa, OK 74152 | Oil Operator | Jun 2025 |
| 30203 | Tripower Resources LLC | Ardmore, OK 73402 | Oil & Gas Operator | Jun 2025 |
| 30204 | Tripower Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2020 |
| 30205 | Tripp & Sons, LLC | Odessa, TX 79768 | Oil & Gas Operator | Jun 2025 |
| 30206 | Tripp Oil Company Inc | Houston, TX 77023 | Oil & Gas Operator | Jan 1992 |
| 30207 | Trissell Alva Lee | Willow, OK 73673-9602 | Oil Operator | Apr 2020 |
| 30208 | Tristar Energy 1 | | Oil Operator | Sep 1987 |
| 30209 | Tristar Energy Corporation | Casper, WY 82602 | Oil & Gas Operator | Dec 2007 |
| 30210 | Tristar Exploration, Inc | Pflugerville, TX 78660 | Oil & Gas Operator | Jun 2025 |
| 30211 | Tristar Oil & Gas | Freer, TX 78357 | Oil & Gas Operator | Jun 2025 |
| 30212 | Tristar Petroleum Resourc | Woodland Hills, CA 89101 | Oil & Gas Operator | Dec 1991 |
| 30213 | Tristate Nla, LLC | | Oil Operator | Dec 2024 |
| 30214 | Tritex Production Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Jan 2013 |
| 30215 | Tritex Resc Inco | | Oil Operator | Dec 1985 |
| 30216 | Tritex Resources, L.L.C. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2009 |
| 30217 | Triton Energy LLC | Wortham, TX 76693 | Oil & Gas Operator | Jun 2025 |
| 30218 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
| 30219 | Triton Operating LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Jun 2025 |
| 30220 | Trittipo, J. L. | | Oil & Gas Operator | Nov 1997 |
| 30221 | Trium, LTD. | Laredo, TX 78041 | Oil Operator | Jun 2025 |
| 30222 | Triumph Energy Inc-P B Berry | | Oil & Gas Operator | Jun 1986 |
| 30223 | Triumph Energy Partners LLC | Oklahoma City, OK 73102-5804 | Oil & Gas Operator | Mar 2025 |
| 30224 | Triumph Energy, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Nov 2015 |
| 30225 | Triumph Exploration, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2025 |
| 30226 | Triumph Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Jun 1994 |
| 30227 | Triumph Resources Inc | Oklahoma City, OK 73114 | Oil & Gas Operator | Nov 2004 |
| 30228 | Triunited Investors, LLC | Monte Sereno, CA 95030 | Oil Operator | May 2012 |
| 30229 | Trivestco Energy Company | Ponca City, OK 74601 | Oil & Gas Operator | Apr 2025 |
| 30230 | Trivista Operating LLC | Giddings, TX 78942 | Oil & Gas Operator | Jun 2025 |
| 30231 | Trivium Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Jun 2025 |
| 30232 | Trojan Oil And Gas | White Deer, TX 79097 | Oil & Gas Operator | Dec 1994 |
| 30233 | Trojan Oil Company, LLC | Big Lake, TX 76932 | Oil Operator | Jun 2025 |
| 30234 | Trojan Resources LLC | Sapulpa, OK 74066-8095 | Oil Operator | Mar 2025 |
| 30235 | Trolz Glynn And Associates Inc | | Oil & Gas Operator | Apr 1995 |
| 30236 | Troubadour Operating, LLC | Houston, TX 77019 | Oil & Gas Operator | Jun 2025 |
| 30237 | Troup Oil & Gas, LLC | Oklahoma City, OK 73112 | Oil Operator | Jun 2025 |
| 30238 | Trousil & Associates, Inc. | Steamboat SPG, CO 80477 | Oil & Gas Operator | Dec 2006 |
| 30239 | Trout Disposal Well Inc | Hammon, OK 73650 | Oil & Gas Operator | Jan 2025 |
| 30240 | Trout Kye Jr | | Oil & Gas Operator | Dec 2010 |
| 30241 | Trout Oil Company, Inc. | Odessa, TX 79762 | Oil & Gas Operator | Jun 2025 |
| 30242 | Troy E. Boyd | | Oil Operator | Oct 1998 |
| 30243 | Troy Energy Operating LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Apr 2025 |
| 30244 | Troy Jaco, Inc. | Sherman, TX 75091 | Oil Operator | Dec 2018 |
| 30245 | Troy Resources C | | Oil Operator | Jun 1990 |
| 30246 | Troyer Energies Inc | Waterford, PA 16441-2809 | Gas Operator | Dec 2014 |
| 30247 | Troyer Gas & Oil | Waterford, PA 16441-2843 | Gas Operator | Dec 2001 |
| 30248 | Troyer Howard E | Tulsa, OK 74133-8016 | Oil & Gas Operator | Dec 2014 |
| 30249 | Troyer, Marvin | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 30250 | Troyer, Walter, Jr. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 30251 | Troyer, Wayne A. | Galva, KS 67443 | Oil Operator | Jun 1997 |
| 30252 | Troyer, William W. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 30253 | TRP Operating LLC | Houston, TX 77024 | Oil & Gas Operator | Jun 2025 |
| 30254 | TRP-Ok Properties LLC | Norman, OK 73072 | Oil & Gas Operator | Mar 2025 |
| 30255 | Tru Operating LLC | Denton, TX 76201 | Oil & Gas Operator | Apr 2023 |
| 30256 | Truckers Disposal Inc | Skiatook, OK 74070 | Oil & Gas Operator | Apr 2025 |
| 30257 | True Oil Company | Casper, WY 82602 | Oil & Gas Operator | Aug 2003 |
| 30258 | True Oil Company LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2016 |
| 30259 | True Oil LLC | Casper, WY 82602 | Oil & Gas Operator | Apr 2025 |
| 30260 | True Performance Administrators LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2025 |
| 30261 | True Wolf Operating, LLC | Iowa Park, TX 76367 | Oil Operator | Jun 2025 |
| 30262 | Trueblood Resources, Inc. | Denver, CO 80222 | Oil & Gas Operator | Jun 2025 |
| 30263 | Truevine Gas Company | Ada, OK 74821-1422 | Oil & Gas Operator | Mar 2025 |
| 30264 | Truevine Operating LLC | Ada, OK 74821-1422 | Oil & Gas Operator | Jan 2025 |
| 30265 | Truluck Enterprises LLC | Wichita Falls, TX 76308-4454 | Oil & Gas Operator | Apr 2015 |
| 30266 | Trumart Oil Comp | | Oil Operator | May 1990 |
| 30267 | Trumart Oil Company | Ellis, KS 67637 | Oil Operator | Dec 2000 |
| 30268 | Trumbull Resources | Mineral Ridge, OH 44440 | Oil & Gas Operator | Dec 2016 |
| 30269 | Trump Energy | Austin, TX 78734 | Oil & Gas Operator | Mar 2008 |
| 30270 | Trumter Petroleum Corporation | Fort Worth, TX 76185 | Oil & Gas Operator | Aug 1998 |
| 30271 | Trunkline Gas Company | | Oil Operator | Mar 2008 |
| 30272 | Trust Oil Co. | Pine, CO 80470 | Oil & Gas Operator | Jun 2025 |
| 30273 | Trustar Operating Company Inc. | Austin, TX 78750 | Oil Operator | Jun 2025 |
| 30274 | Trutex Operating, LLC | Haltom City, TX 76117 | Oil & Gas Operator | Jun 2025 |
| 30275 | Tryall, Inc | Porter, TX 77365 | Oil & Gas Operator | Jun 2025 |
| 30276 | Tryco Exploration, LLC | Plano, TX 75026 | Oil & Gas Operator | Nov 2006 |
| 30277 | Tryma Operating | Borger, TX 79008 | Oil & Gas Operator | Jun 2025 |
| 30278 | Tryvest, Inc. | | Oil & Gas Operator | Sep 1991 |
| 30279 | TS & T Drilling, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Mar 2016 |
| 30280 | TS Leasing Operations Inc. | | Oil & Gas Operator | Mar 2025 |
| 30281 | Tsar Energy, LLC | Dallas, TX 75205 | Oil & Gas Operator | Jun 2025 |
| 30282 | Tsar Operating Company | Fort Worth, TX 76116 | Oil & Gas Operator | Jul 2021 |
| 30283 | Tschoepe, Arthur J. | Leakey, TX 78873 | Oil & Gas Operator | Jun 2001 |
| 30284 | TSF Operating | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 30285 | Tsoco | Tuleta, TX 78162 | Oil & Gas Operator | Apr 2017 |
| 30286 | Tsoco & W. M. Null | Pettus, TX 78146 | Oil & Gas Operator | Aug 2002 |
| 30287 | TSR Enterprises, LLC | Harrisville, WV 26362-7631 | Oil & Gas Operator | Dec 2021 |
| 30288 | TSW Oil & Gas, LLC | Abilene, TX 79602 | Oil & Gas Operator | Jan 2016 |
| 30289 | TSW Oil LLC | Dixon, KY 42409 | Oil Operator | Dec 2023 |
| 30290 | TT Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2025 |
| 30291 | TTK Energy LLC | Kilgore, TX 75663 | Oil Operator | Jun 2025 |
| 30292 | TTL Energy Resources, Inc. | Borger, TX 79008 | Oil & Gas Operator | Aug 2013 |
| 30293 | Tubbs Patrick | Neodesha, KS 66757 | Oil Operator | Sep 2008 |
| 30294 | Tuckco Petroleum Corporation | Andrews, TX 79714 | Oil & Gas Operator | Jun 2025 |
| 30295 | Tucker Drilling Company, Inc. | San Angelo, TX 76903 | Oil & Gas Operator | Jul 1996 |
| 30296 | Tucker Gary & Deedee | Jennings, OK 74038 | Oil & Gas Operator | Oct 2024 |
| 30297 | Tucker Operating Co., Inc. | Victoria, TX 77903 | Oil & Gas Operator | Jun 2025 |
| 30298 | Tucker Petroleum, Inc. | Corpus Chrsti, TX 78468 | Oil & Gas Operator | Jun 2025 |
| 30299 | Tucker Resources, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Aug 2003 |
| 30300 | Tucker Ron & Co | Norman, OK 73069-8511 | Gas Operator | Sep 2017 |