| 29201 | Tamarron Resources, Inc. | Azle, TX 76020 | Oil & Gas Operator | Apr 2025 |
| 29202 | Tamco Drilling Inc | | Oil & Gas Operator | Apr 2003 |
| 29203 | Tamer Oil & Gas | Seminole, TX 79360 | Oil & Gas Operator | Apr 2025 |
| 29204 | Tammany Exploration Company LLC | Houston, TX 77070 | Gas Operator | Jul 2012 |
| 29205 | Tammany Oil & Gas LLC | | Oil & Gas Operator | Feb 2005 |
| 29206 | Tamoil | | Oil Operator | May 2017 |
| 29207 | Tampke Service Co. | Devine, TX 78016 | Oil Operator | Apr 2025 |
| 29208 | Tamworth Resources LLC | Broken Arrow, OK 74012 | Oil & Gas Operator | Jan 2025 |
| 29209 | Tana Exploration Company LLC | Dallas, TX 75219 | Oil & Gas Operator | Aug 2021 |
| 29210 | Tana Oil And Gas Corporation | Irving, TX 75062 | Oil & Gas Operator | Mar 2000 |
| 29211 | Tandem Energy Corporation | Houston, TX 77056 | Oil & Gas Operator | Apr 2025 |
| 29212 | Tandem Oil Inc | Oklahoma City, OK 73139 | Oil & Gas Operator | Oct 1998 |
| 29213 | Tanglehead Operating, LLC | La Vernia, TX 78121 | Oil Operator | Apr 2025 |
| 29214 | Tanglewood Expl LLC | Fort Worth, TX 76102-4665 | Gas Operator | Jun 2011 |
| 29215 | Tanglewood Oil & Gas Co. | Gouldbusk, TX 76845 | Oil & Gas Operator | Apr 2025 |
| 29216 | Tanglewood Oil & Gas LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2017 |
| 29217 | Tank Truck'S Inc | Sapulpa, OK 74066 | Oil Operator | Feb 2025 |
| 29218 | Tankersley, D. C. | Abilene, TX 79601 | Oil & Gas Operator | Sep 2002 |
| 29219 | Tannehill Oil Company | | Oil & Gas Operator | Dec 1991 |
| 29220 | Tanner Oil, Inc | | Oil & Gas Operator | Nov 2024 |
| 29221 | Tanner, M.B. | Moline, KS 67353 | Oil Operator | Apr 1986 |
| 29222 | Tanos Exploration II, LLC | Tyler, TX 75701 | Oil & Gas Operator | Sep 2023 |
| 29223 | Tanos Exploration IV, LLC | Tyler, TX 75701 | Oil & Gas Operator | Apr 2025 |
| 29224 | Tanos Exploration, LLC | Houston, TX 77010 | Oil & Gas Operator | Oct 2018 |
| 29225 | Tanos Production, Inc. | Houston, TX 77077 | Oil & Gas Operator | Aug 2003 |
| 29226 | Tansky J/Tansky Oil Prod | Logan, OH 43138 | Oil & Gas Operator | Dec 1997 |
| 29227 | Taos Resources Operating Co LLC | Houston, TX 77037 | Oil & Gas Operator | Dec 2019 |
| 29228 | Tap Management Inc | Austin, TX 78757 | Oil & Gas Operator | Jan 2023 |
| 29229 | Tap Operating Company, Inc. | Mexia, TX 76667 | Oil & Gas Operator | May 1995 |
| 29230 | Tap Petroleum Inc | Cleveland, OK 74020-0054 | Oil & Gas Operator | Apr 2020 |
| 29231 | Tap Rock Operating, LLC | Golden, CO 80401 | Oil & Gas Operator | Apr 2025 |
| 29232 | Tapo Energy, LLC | West Union, WV 26456 | Oil & Gas Operator | Dec 2021 |
| 29233 | Tapoil Inc | Elmore City, OK 73433-9077 | Oil & Gas Operator | Jul 2021 |
| 29234 | Tapp, Deborah Trust | Madisonville, KY 42431 | Oil Operator | Dec 2023 |
| 29235 | Tapstone Energy LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2025 |
| 29236 | Taqa USA, Inc. | Centennial, CO 80111 | Oil & Gas Operator | Jul 2020 |
| 29237 | Tara Company, The | Wichita Falls, TX 76301 | Oil Operator | Sep 2003 |
| 29238 | Tara Oil Company | | Oil Operator | Dec 1981 |
| 29239 | Tara Operating Co. | Lamesa, TX 79331 | Oil & Gas Operator | Aug 2003 |
| 29240 | Tarco Energy, LC | Lubbock, TX 79423 | Oil & Gas Operator | Jan 2025 |
| 29241 | Tare Resources, LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Apr 2025 |
| 29242 | Targa Development, Inc. | Clarksburg, WV 26301-0000 | Oil & Gas Operator | Dec 2021 |
| 29243 | Targa Midstream Services LLC | Houston, TX 77002 | Oil Operator | Mar 2023 |
| 29244 | Targa Pipeline Mid-Continent LLC | Sulphur, LA 70665 | Oil & Gas Operator | Jun 2018 |
| 29245 | Targa Pipeline Mid-Continent Westok LLC | Sulphur, LA 70665 | Gas Operator | Dec 2024 |
| 29246 | Targe Energy Exploration And Production, LLC | Denver, CO 80202 | Gas Operator | Oct 2013 |
| 29247 | Target Drilling | | Oil & Gas Operator | Feb 2018 |
| 29248 | Target Energy Inc | Indiana, PA 15701-1135 | Oil & Gas Operator | Dec 2013 |
| 29249 | Target Engery Corp | Brecksville, OH 44141 | Oil & Gas Operator | Dec 1992 |
| 29250 | Target Oil & Gas Corp | | Oil & Gas Operator | Dec 2013 |
| 29251 | Target Oil & Gas, Inc. | | Oil & Gas Operator | Nov 2011 |
| 29252 | Target Oil Company | | Oil & Gas Operator | Mar 2007 |
| 29253 | Targo Oil & Gas, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Apr 2025 |
| 29254 | Tarka Energy LLC | Houston, TX 77056-1940 | Oil & Gas Operator | Mar 2022 |
| 29255 | Tarpon Oil & Gas Co. | Fort Worth, TX 76147 | Oil & Gas Operator | Apr 2025 |
| 29256 | Tarpon Oil Company | Fort Worth, TX 76107 | Oil & Gas Operator | Mar 2017 |
| 29257 | Tarpon Oil Of Texas | | Oil & Gas Operator | Aug 1994 |
| 29258 | Tarrant Operators, Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Feb 1994 |
| 29259 | Tarrant Tracy Dba Trace Oil | Crescent, OK 73028 | Oil & Gas Operator | Feb 2021 |
| 29260 | Tartan Resources Corporation | Houston, TX 77251 | Oil & Gas Operator | Oct 1995 |
| 29261 | Tarter Bros | Dunnville, KY 42528 | Oil Operator | Dec 2023 |
| 29262 | Tarter, David | Dunnville, KY 45528 | Oil & Gas Operator | Dec 2023 |
| 29263 | Tarter, Donald & David | Dunnville, KY 42528 | Oil Operator | Dec 2020 |
| 29264 | Tarwater Oil & Gas LLC | San Jose, CA 95128-4219 | Oil & Gas Operator | Dec 2023 |
| 29265 | Tasca Exploration Company | Houston, TX 77257 | Oil & Gas Operator | Jun 2002 |
| 29266 | Tascosa Energy Partners, L.L.C | Midland, TX 79701 | Oil & Gas Operator | Feb 2025 |
| 29267 | Tascosa Petroleum Corporation | Amarillo, TX 79105 | Oil & Gas Operator | Apr 2025 |
| 29268 | Tat, Inc. | Oklahoma City, OK 73127 | Oil & Gas Operator | Feb 2023 |
| 29269 | Tatanka Operating, LLC | Whitesboro, TX 76273 | Oil & Gas Operator | Apr 2025 |
| 29270 | Tatco Petroleum Oper Inc | Canton, OH 44735 | Oil & Gas Operator | Dec 1989 |
| 29271 | Tatco, Inc. | | Oil & Gas Operator | May 1991 |
| 29272 | Tate Exploration | Lakin, KS 67860 | Oil & Gas Operator | Sep 1994 |
| 29273 | Tate Gas Company | Glenville, WV 26351-0000 | Oil & Gas Operator | Dec 2021 |
| 29274 | Tate, Larry V. Operating, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Apr 2002 |
| 29275 | Tatonka Oil Co LLC | Columbus, OH 43201-3684 | Oil & Gas Operator | Dec 2019 |
| 29276 | Tatum Petroleum Co LLC | Zanesville, OH 43702 | Oil & Gas Operator | Dec 2018 |
| 29277 | Tatum Petroleum Corporation | Zanesville, OH 43702 | Oil & Gas Operator | Dec 2008 |
| 29278 | Tau Ventures | Tulsa, OK 74105-1026 | Oil & Gas Operator | Jan 2025 |
| 29279 | Taubert & Steed | Wichita Falls, TX 76301 | Oil & Gas Operator | Aug 2001 |
| 29280 | Taurus Exploration U.S.A., Inc. | Midland, TX 79705 | Oil & Gas Operator | Nov 1998 |
| 29281 | Taurus Exploration, Inc. | | Oil & Gas Operator | Feb 2025 |
| 29282 | Taurus Minerals, Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 29283 | Taurus Oil Compa | | Oil Operator | Oct 1994 |
| 29284 | Taurus Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Apr 2025 |
| 29285 | Taurus Petr-Fieldcrest Petr | | Oil & Gas Operator | Apr 1989 |
| 29286 | Taurus Petroleum | | Oil & Gas Operator | Jul 1987 |
| 29287 | Taurus Petroleum, Inc. (A) | San Antonio, TX 78259 | Oil & Gas Operator | Jul 1996 |
| 29288 | Tauy Oil, Inc | Baldwin City, KS 66006 | Oil Operator | Dec 2024 |
| 29289 | Tawa Operating Co., Inc. | Mertzon, TX 76941 | Oil & Gas Operator | May 2019 |
| 29290 | Tawney, Daniel | Newton, WV 25266 | Oil & Gas Operator | Dec 2021 |
| 29291 | Tayco Petroleum | Abilene, TX 79608 | Oil & Gas Operator | Nov 1996 |
| 29292 | Taylor & Smith | Gainesville, TX 76240 | Oil & Gas Operator | Apr 2025 |
| 29293 | Taylor Clifford E Dba White Palace Energy | Skiatook, OK 74070 | Oil & Gas Operator | Dec 2024 |
| 29294 | Taylor Energy Co. | | Oil & Gas Operator | May 1991 |
| 29295 | Taylor Energy Corporation | Amarillo, TX 79114 | Oil & Gas Operator | Feb 1999 |
| 29296 | Taylor Explorati | | Oil & Gas Operator | Jun 1985 |
| 29297 | Taylor Florence | | Oil Operator | Mar 1995 |
| 29298 | Taylor International Inc | Drumright, OK 74030-1173 | Oil & Gas Operator | Mar 2020 |
| 29299 | Taylor James A | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2013 |
| 29300 | Taylor John A | | Oil & Gas Operator | Jan 2016 |