| 29201 | Thomas Steel Strip Corp | Warren, OH 44485 | Oil & Gas Operator | Dec 2024 |
| 29202 | Thomas Turman | | Oil & Gas Operator | Dec 1991 |
| 29203 | Thomas Wayne Oil & Gas | Bristow, OK 74010-0544 | Oil & Gas Operator | Jan 2018 |
| 29204 | Thomas Well Serv | | Oil Operator | Dec 1996 |
| 29205 | Thomas Well Service, Inc. | Easton, KS 66020 | Oil Operator | Jun 2025 |
| 29206 | Thomas, B. K. | Plano, TX 75093 | Oil & Gas Operator | Jan 2008 |
| 29207 | Thomas, Ellis W | | Oil & Gas Operator | Jul 2025 |
| 29208 | Thomas, M.A. Oil Associates | Nocona, TX 76255 | Oil & Gas Operator | Nov 2025 |
| 29209 | Thomas, Mike | Nixon, TX 78140 | Oil Operator | Nov 2025 |
| 29210 | Thomas, R. W. Inc. | Norman, OK 73070 | Oil & Gas Operator | Apr 2015 |
| 29211 | Thomas, T. N. Oil Company | Aiken, SC 29801 | Oil & Gas Operator | Nov 2025 |
| 29212 | Thomas, Vernon C. | Gardner, KS 66030 | Oil Operator | Jun 2015 |
| 29213 | Thomason Oil Com | | Oil Operator | Oct 1984 |
| 29214 | Thomason Petroleum, Inc | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 29215 | Thomasson Petroleum Enterprises, Inc | Bremen, KY 42325 | Oil Operator | Dec 2018 |
| 29216 | Thompson Consumer Electronics | Indianapolis, IN 46290 | Oil & Gas Operator | Dec 1998 |
| 29217 | Thompson Drilling Company, Inc. | Independence, KS 67301 | Oil Operator | Sep 2001 |
| 29218 | Thompson Energy Resources LLC | | Oil & Gas Operator | Aug 2025 |
| 29219 | Thompson Engr & Prod Corp | Farmington, NM 87402 | Oil & Gas Operator | Apr 2019 |
| 29220 | Thompson Felton | Dewey, OK 74029 | Oil Operator | Jul 1999 |
| 29221 | Thompson Floyd Oil Co Inc | Boca Raton, FL 44328 | Oil & Gas Operator | Dec 1988 |
| 29222 | Thompson James R | Okmulgee, OK 74447 | Oil & Gas Operator | Aug 2025 |
| 29223 | Thompson Oil Co. | Corsicana, TX 75151 | Oil & Gas Operator | Aug 2025 |
| 29224 | Thompson Operating Co. | Abernathy, TX 79311 | Oil & Gas Operator | Aug 1994 |
| 29225 | Thompson Roy G | Bartlesville, OK 74006 | Oil & Gas Operator | Feb 1993 |
| 29226 | Thompson, Diana & Glenn | Fredonia, NY 14063 | Gas Operator | Dec 2024 |
| 29227 | Thompson, Don W | Herington, KS 67449 | Oil Operator | Jul 2003 |
| 29228 | Thompson, J C | Denver, CO 80237-2843 | Oil & Gas Operator | Jul 2005 |
| 29229 | Thompson, J. Cleo | Dallas, TX 75201 | Oil & Gas Operator | May 2024 |
| 29230 | Thompson, Joe L., Inc. | Oklahoma City, OK 73132 | Oil & Gas Operator | Oct 2005 |
| 29231 | Thompson, Kenneth L | Clarence Center, NY 14032 | Gas Operator | Dec 2024 |
| 29232 | Thompson, Larry N. Revocable Trust, Uid 5-20, 1997 | Elkhart, KS 67950 | Gas Operator | Sep 2006 |
| 29233 | Thompson, Mark P. | Graham, TX 76450 | Oil & Gas Operator | Nov 2025 |
| 29234 | Thompson, Mark V. | South Dayton, NY 14138 | Gas Operator | Dec 2024 |
| 29235 | Thompson, Richard W. Inc. | Plano, TX 75024 | Oil & Gas Operator | Nov 2025 |
| 29236 | Thompson, Timothy G. | Delevan, NY 14042 | Gas Operator | Dec 2024 |
| 29237 | Thomsen Brothers Co., LLC | Lamont, KS 66855 | Oil Operator | Jun 2025 |
| 29238 | Thor Operating Company | Tyler, TX 75710 | Oil & Gas Operator | Dec 1995 |
| 29239 | Thor Production Co. | | Oil Operator | May 1997 |
| 29240 | Thor-Max Operating, Inc. | Plano, TX 75025 | Oil & Gas Operator | Nov 2025 |
| 29241 | Thornberry Family Partnership LTD. | New Waverly, TX 77358 | Oil Operator | Jun 2025 |
| 29242 | Thornberry Oilfield Service, Inc | Conroe, TX 77302 | Oil & Gas Operator | Aug 2003 |
| 29243 | Thorne Harold & | | Oil Operator | May 1994 |
| 29244 | Thornton & Brooks, Inc. | | Oil & Gas Operator | Oct 1990 |
| 29245 | Thornton Drilling Company Ptrnship | Eureka, KS 67045 | Oil Operator | Jun 2010 |
| 29246 | Thornton Oil Co. | Abilene, TX 79603 | Oil & Gas Operator | Aug 2003 |
| 29247 | Thornton Operating Corporation | Fort Worth, TX 76162 | Oil & Gas Operator | Jul 2014 |
| 29248 | Thornton Page Natural Gas | | Oil & Gas Operator | Dec 2024 |
| 29249 | Thornton, Michael D. | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 1995 |
| 29250 | Thoroughbred Associates LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
| 29251 | Thorp Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Feb 2014 |
| 29252 | THP Operating LLC | Santa Anna, TX 76878 | Oil & Gas Operator | Nov 2025 |
| 29253 | THR Oil | Konawa, OK 74849 | Oil & Gas Operator | Jan 2014 |
| 29254 | Thrall Operating Company, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Nov 2025 |
| 29255 | Thrall Texas Oil, LLC | | Oil & Gas Operator | Jan 2025 |
| 29256 | Thrash, Afton | Kilgore, TX 75663 | Oil & Gas Operator | Apr 1996 |
| 29257 | Three "N" One Production | | Oil & Gas Operator | Dec 2011 |
| 29258 | Three B Corporation | Fort Worth, TX 76179 | Gas Operator | Jun 2009 |
| 29259 | Three B Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Nov 2025 |
| 29260 | Three B, LP | Fort Worth, TX 76179 | Gas Operator | Nov 2025 |
| 29261 | Three Bros. Energy, Inc. | Ponca City, OK 74601 | Gas Operator | Dec 2013 |
| 29262 | Three C Exploration, LLC | Hebbronville, TX 78361 | Oil & Gas Operator | Nov 2025 |
| 29263 | Three D Oil Comp | | Oil & Gas Operator | Jan 1988 |
| 29264 | Three D Petroleum LLC | | Oil Operator | Dec 2024 |
| 29265 | Three D Resources Inc | Liberal, KS 67905 | Oil & Gas Operator | Jun 2025 |
| 29266 | Three D Submersible Pumps, Inc. | Heavener, OK 74937 | Oil & Gas Operator | Aug 2003 |
| 29267 | Three Forks Operating Co, LLC | Flatonia, TX 78941 | Oil & Gas Operator | Nov 2025 |
| 29268 | Three Forks Resources, LLC | Wheat Ridge, CO 80033 | Oil & Gas Operator | Nov 2025 |
| 29269 | Three G Inc | Cody, WY 82414 | Oil & Gas Operator | Dec 1999 |
| 29270 | Three G Oil Co | Baird, TX 79504 | Oil & Gas Operator | Jun 2004 |
| 29271 | Three J Energy, Inc. | Seguin, TX 78155 | Oil & Gas Operator | Nov 2025 |
| 29272 | Three J Operating Company, Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2025 |
| 29273 | Three J'S Petroleum, Inc. | Lubbock, TX 79423 | Oil & Gas Operator | Nov 2025 |
| 29274 | Three MG Family Inc | Holdenville, OK 74848 | Oil & Gas Operator | May 2013 |
| 29275 | Three Mile Joint Venture | Houston, TX 77027 | Oil & Gas Operator | Jul 1995 |
| 29276 | Three P Operating Co.,GP, L.L.C. | Newcastle, TX 76372 | Oil & Gas Operator | Nov 2025 |
| 29277 | Three P Operating Company | Newcastle, TX 76372 | Oil & Gas Operator | Nov 2007 |
| 29278 | Three Point Energy L.L.C. | Atlanta, TX 75551 | Oil Operator | Nov 2025 |
| 29279 | Three R Oil Company | Post, TX 79356 | Oil & Gas Operator | Nov 2025 |
| 29280 | Three Rivers Exploration LLC | Olpe, KS 66865 | Oil Operator | Sep 2023 |
| 29281 | Three Rivers Oper Co III LLC | Austin, TX 78735 | Oil & Gas Operator | Nov 2017 |
| 29282 | Three Rivers Operating Co II LLC | Austin, TX 78735 | Oil & Gas Operator | Mar 2017 |
| 29283 | Three Rivers Operating Co LLC | Austin, TX 78735 | Oil & Gas Operator | Mar 2017 |
| 29284 | Three S & T Oil Co., Inc. | | Oil & Gas Operator | May 1985 |
| 29285 | Three Sands Investment Company | Waukomis, OK 73773 | Oil & Gas Operator | Aug 2025 |
| 29286 | Three Sands Oil Inc | Perry, OK 73077 | Oil & Gas Operator | May 2023 |
| 29287 | Three Sisters Investments, LTD | | Oil & Gas Operator | Oct 1989 |
| 29288 | Three Sisters LLC | Cheyenne, WY 82001 | Oil Operator | Aug 2025 |
| 29289 | Three Sisters Petroleum, Inc. | Oil City, LA 71061 | Oil & Gas Operator | Jan 2025 |
| 29290 | Three Span Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Nov 2025 |
| 29291 | Three Star Energy Inc | | Gas Operator | Nov 1997 |
| 29292 | Three States Natural Gas | | Oil & Gas Operator | Mar 1976 |
| 29293 | Three Summits Operating LLC | Grapevine, TX 76051 | Oil & Gas Operator | Nov 2025 |
| 29294 | Three-B Oil Company, The | Monahans, TX 79756 | Oil & Gas Operator | Nov 2025 |
| 29295 | Three-C Oil And Gas | Hebbronville, TX 78361 | Oil & Gas Operator | Nov 2025 |
| 29296 | Three-C Production Company | Temple, TX 76502 | Oil Operator | Nov 2025 |
| 29297 | Three-N-One | | Oil Operator | Oct 2020 |
| 29298 | Threet David Allen | Sand Springs, OK 74063-4035 | Oil & Gas Operator | Jun 2025 |
| 29299 | Threeway Drilling Company | Midland, TX 79701 | Oil & Gas Operator | Jun 2025 |
| 29300 | Thresher Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Nov 2025 |