| 28101 | T. O. Kimbrell, LLC | | Oil & Gas Operator | Jul 2026 |
| 28102 | T. R. Production, Inc. | Pilot Point, TX 76258 | Oil & Gas Operator | Jul 2021 |
| 28103 | T. T. Production, Inc. | Haviland, KS 67059 | Oil & Gas Operator | Feb 2008 |
| 28104 | T. W. Drilling Co. | Abilene, TX 79601 | Oil & Gas Operator | Aug 2002 |
| 28105 | T. W. McGuire & Associates, Inc. | | Oil & Gas Operator | Nov 2018 |
| 28106 | T. West Bullock, SR. | | Oil & Gas Operator | Mar 1989 |
| 28107 | T.B. Lanford Et Al | | Oil Operator | Apr 1987 |
| 28108 | T.C.G. Oil Co. | Iola, KS 66749 | Oil Operator | Sep 2009 |
| 28109 | T.C.G. Oil Co., A General Partnership | Laharpe, KS 66755 | Oil Operator | Aug 2009 |
| 28110 | T.D. Operating Company, Inc. | New Braunfels, TX 78130 | Oil & Gas Operator | Nov 1999 |
| 28111 | T.F. Well Service, L.L.C. | Oklahoma City, OK 73162 | Oil Operator | Sep 2026 |
| 28112 | T.G.B., Inc. | Midland, TX 79702 | Oil & Gas Operator | Sep 2026 |
| 28113 | T.J. Oil | | Oil Operator | Apr 2026 |
| 28114 | T.L.S. Oil Co. | Hawley, TX 79525 | Oil & Gas Operator | Sep 2026 |
| 28115 | T.O. Greer Productions | | Oil & Gas Operator | Aug 2013 |
| 28116 | T.O.F., Inc. | | Oil & Gas Operator | Dec 2002 |
| 28117 | T.O.I. | Midland, TX 79710 | Oil & Gas Operator | Mar 2001 |
| 28118 | T.W.O. (Taylor Well Operating) | Missoula, MT 59803 | Oil & Gas Operator | Jun 2026 |
| 28119 | T2 Operating Corporation | Denver, CO 80202 | Oil & Gas Operator | Jul 2026 |
| 28120 | Tab Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Sep 2026 |
| 28121 | Tabbs Bay Production Company | Houston, TX 77019 | Oil Operator | Sep 2026 |
| 28122 | Tabco Exploration Inc. | New Orleans, LA 70131 | Oil & Gas Operator | Dec 1998 |
| 28123 | Tabco Producing Co. | | Oil & Gas Operator | Jan 1998 |
| 28124 | Taber Oil Co | | Oil Operator | Sep 2018 |
| 28125 | Taber, Alan R. | La Vernia, TX 78121 | Oil Operator | Sep 2026 |
| 28126 | Taber, Grover E. Jr. | Cocoa, FL 32926 | Gas Operator | Dec 2025 |
| 28127 | Tabor Creek Oil Company | Albany, TX 76430 | Oil & Gas Operator | Sep 2026 |
| 28128 | Tabor, Danny | Scottsville, KY 42164 | Oil Operator | Dec 2023 |
| 28129 | Tabula Rasa Energy, LLC | Allen, TX 75013 | Oil & Gas Operator | Dec 2020 |
| 28130 | Tachoir Resources Inc | | Oil & Gas Operator | Dec 2025 |
| 28131 | Tacitus, LLC | Farmington, NM 87401 | Oil & Gas Operator | Jul 2026 |
| 28132 | Tack Operating LLC | Oklahoma City, OK 73172-1492 | Oil & Gas Operator | Aug 2021 |
| 28133 | Tackett & Sons DRLG Contractors, Inc | Salyersville, , K 41465 | Oil & Gas Operator | Dec 2024 |
| 28134 | Tacoma Operating LLC | Midland, TX 79707 | Oil & Gas Operator | Sep 2026 |
| 28135 | Tacor Resources Inc | Midland, TX 79705 | Oil & Gas Operator | Sep 2026 |
| 28136 | Tactical Oil & Gas, LLC | Odessa, TX 79768 | Oil & Gas Operator | Sep 2026 |
| 28137 | Tactical Operating Company, LLC | Houston, TX 77042 | Oil & Gas Operator | Sep 2026 |
| 28138 | Tadlock Properites | | Oil & Gas Operator | Jan 1994 |
| 28139 | Taft Investment Co., Inc. | Taft, TX 78390 | Oil Operator | Sep 2026 |
| 28140 | Taft Oil And Gas LLC | Bonham, TX 75418 | Oil & Gas Operator | Dec 2018 |
| 28141 | Tag Oil | La Vernia, TX 78121 | Oil Operator | Sep 2026 |
| 28142 | Tag Oil Co LLC | Ringling, OK 73456 | Oil & Gas Operator | Jun 2026 |
| 28143 | Tag Operating Company, Inc. | Houston, TX 77092 | Oil & Gas Operator | Sep 2026 |
| 28144 | Tag Petroleum Inc | Stillwater, OK 74076 | Oil & Gas Operator | Jan 2021 |
| 28145 | Tag Team Resources LLC | Eufaula, OK 74432 | Oil & Gas Operator | May 2026 |
| 28146 | Taggart Oil Co., Inc. | | Oil Operator | Oct 1992 |
| 28147 | Tahiti PTRS Enrgy Solutions Corp | Long Beach, CA 90807 | Oil Operator | Sep 2026 |
| 28148 | Tahoe Corporation | | Gas Operator | Feb 2023 |
| 28149 | Tahoe Energy, Inc. | Midland, TX 79703 | Oil & Gas Operator | Jul 1996 |
| 28150 | Tahoe Exploration Inc. | Abilene, TX 79608 | Oil & Gas Operator | Mar 2016 |
| 28151 | Tai Inc Dba Trendwell Antrim Inc | | Gas Operator | Jun 2026 |
| 28152 | Tailwater, Inc. | Oklahoma City, OK 73154 | Oil Operator | Aug 2024 |
| 28153 | Takacs, Ray W. | North Huntington, PA 15642 | Gas Operator | Dec 2025 |
| 28154 | Tal-Con, Inc. | Houston, TX 77279 | Oil & Gas Operator | Sep 2026 |
| 28155 | Tala Energy LLC | College Sta, TX 77842 | Oil & Gas Operator | Sep 2026 |
| 28156 | Talaria Oil & Gas LLC | Denver, CO 80203 | Oil Operator | Sep 2026 |
| 28157 | Talbert, Eugene Operating Co,Inc | Tyler, TX 75702 | Oil & Gas Operator | Dec 1997 |
| 28158 | Talbott Oil & Gas Co | Tuppers Plains, OH 45783 | Oil & Gas Operator | Dec 2000 |
| 28159 | Talbott, Stan C. | Midland, TX 79701 | Oil & Gas Operator | Feb 2005 |
| 28160 | Talbott, WM G | Albany, KY 42602 | Oil Operator | Dec 2022 |
| 28161 | Talco Midstream Assets, LTD. | | Oil Operator | May 2017 |
| 28162 | Taleeho Energy Co. | Normangee, TX 77871 | Oil & Gas Operator | Jun 2003 |
| 28163 | Talis Energy Inc. | Austin, TX 78731 | Oil & Gas Operator | Sep 2026 |
| 28164 | Talisman Energy USA Inc. | The Woodlands, TX 77381 | Oil & Gas Operator | May 2016 |
| 28165 | Talisman Resources, Inc. | Argyle, TX 76226 | Oil & Gas Operator | Mar 1995 |
| 28166 | Tall City Operations III LLC | Midland, TX 79701 | Oil & Gas Operator | Jun 2023 |
| 28167 | Tall City Operations LLC | Midland, TX 79702 | Oil & Gas Operator | Feb 2016 |
| 28168 | Tall Dune Resources, LLC | Houston, TX 77269 | Oil & Gas Operator | Sep 2026 |
| 28169 | Tallent, Edwin Miller | Albany, KY 42602 | Oil Operator | Dec 2023 |
| 28170 | Talley Resources | | Oil Operator | Jun 1994 |
| 28171 | Talley Resources, Inc. | Houma, LA 70360 | Oil & Gas Operator | Apr 1993 |
| 28172 | Talley, Don R. | Holliday, TX 76366 | Oil & Gas Operator | Jun 2002 |
| 28173 | Talley, W.T. | Olney, TX 76374 | Oil & Gas Operator | May 2005 |
| 28174 | Tallgrass Energy, L.L.C. | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2026 |
| 28175 | Tallgrass Explor | | Oil Operator | Sep 1987 |
| 28176 | Tallgrass Petroleum Corporation | | Oil & Gas Operator | Feb 2012 |
| 28177 | Tallgrass Production Company LLC | Santa Anna, TX 76878 | Oil & Gas Operator | Mar 2014 |
| 28178 | Tallman Industries Inc | | Oil Operator | Aug 2026 |
| 28179 | Tallman Trust Co | | Oil Operator | Jun 2026 |
| 28180 | Talon Development Company | Boerne, TX 78006 | Oil & Gas Operator | Sep 2007 |
| 28181 | Talon Group LLC | Hays, KS 67601 | Oil Operator | Apr 2026 |
| 28182 | Talon Oil & Gas LLC | Dallas, TX 75243 | Oil & Gas Operator | Dec 2010 |
| 28183 | Talon Production, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Sep 2026 |
| 28184 | Talos Energy Offshore LLC | | Oil & Gas Operator | Jan 2025 |
| 28185 | Talos Ert LLC | | Oil & Gas Operator | Jan 2025 |
| 28186 | Talos Gulf Coast Onshore LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 28187 | Talos Third Coast LLC | | Oil & Gas Operator | Dec 2024 |
| 28188 | Talus Inc | Graham, TX 76450-1210 | Oil & Gas Operator | Feb 2017 |
| 28189 | Tam2 Squared Operating, LLC | Rockwall, TX 75032 | Oil & Gas Operator | Sep 2026 |
| 28190 | Tamarack Energy Inc | Midland, TX 79701 | Oil & Gas Operator | Dec 2015 |
| 28191 | Tamarack Pet Co, Inc | | Oil Operator | Dec 2020 |
| 28192 | Tamarack Petroleum Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Sep 2026 |
| 28193 | Tamaroa Operating, LLC | Plano, TX 750866937 | Oil & Gas Operator | Jul 2026 |
| 28194 | Tamarron Resources, Inc. | Azle, TX 76020 | Oil & Gas Operator | Sep 2026 |
| 28195 | Tamer Oil & Gas | Seminole, TX 79360 | Oil & Gas Operator | Sep 2026 |
| 28196 | Tammany Oil & Gas LLC | | Oil & Gas Operator | Feb 2005 |
| 28197 | Tamoil | | Oil Operator | May 2017 |
| 28198 | Tampke Service Co. | Devine, TX 78016 | Oil Operator | Sep 2026 |
| 28199 | Tamworth Resources LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2026 |
| 28200 | Tana Exploration Company LLC | Dallas, TX 75219 | Oil & Gas Operator | Aug 2021 |