| 29101 | T.C.G. Oil Co., A General Partnership | Laharpe, KS 66755 | Oil Operator | Aug 2009 |
| 29102 | T.D. Operating Company, Inc. | New Braunfels, TX 78130 | Oil & Gas Operator | Nov 1999 |
| 29103 | T.F. Well Service, L.L.C. | Iowa Park, TX 76367 | Oil Operator | Apr 2025 |
| 29104 | T.G.B., Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 29105 | T.J. Oil | | Oil Operator | Oct 2024 |
| 29106 | T.L.S. Oil Co. | Hawley, TX 79525 | Oil & Gas Operator | Apr 2025 |
| 29107 | T.M. Quaintance Crude Oil Production | | Oil Operator | Dec 2022 |
| 29108 | T.O. Greer Productions | | Oil & Gas Operator | Aug 2013 |
| 29109 | T.O.F., Inc. | | Oil & Gas Operator | Dec 2002 |
| 29110 | T.O.I. | Midland, TX 79710 | Oil & Gas Operator | Mar 2001 |
| 29111 | T.W. Oil LLC | Fordsville, KY 42343 | Oil & Gas Operator | Dec 2024 |
| 29112 | T.W.O. (Taylor Well Operating) | Missoula, MT 59803 | Oil & Gas Operator | Jan 2025 |
| 29113 | T2 Operating Corporation | Denver, CO 80202 | Oil & Gas Operator | Apr 2025 |
| 29114 | Tab Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2025 |
| 29115 | Tabbs Bay Production Company | Houston, TX 77019 | Oil Operator | Apr 2025 |
| 29116 | Tabco Exploration Inc. | New Orleans, LA 70131 | Oil & Gas Operator | Dec 1998 |
| 29117 | Tabco Producing Co. | | Oil & Gas Operator | Jan 1998 |
| 29118 | Taber Oil Co | | Oil Operator | Sep 2018 |
| 29119 | Taber, Alan R. | La Vernia, TX 78121 | Oil Operator | Apr 2025 |
| 29120 | Taber, Grover E. Jr. | Cocoa, FL 32926 | Gas Operator | Dec 2023 |
| 29121 | Tabor Creek Oil Company | Albany, TX 76430 | Oil & Gas Operator | Apr 2025 |
| 29122 | Tabor, Danny | Scottsville, KY 42164 | Oil Operator | Dec 2023 |
| 29123 | Tabula Rasa Energy, LLC | Allen, TX 75013 | Oil & Gas Operator | Dec 2020 |
| 29124 | Tacitus, LLC | Farmington, NM 87401 | Oil & Gas Operator | Feb 2025 |
| 29125 | Tack Operating LLC | Oklahoma City, OK 73172-1492 | Oil & Gas Operator | Aug 2021 |
| 29126 | Tackett & Sons DRLG Contractors, Inc | Salyersville, , K 41465 | Oil & Gas Operator | Dec 2023 |
| 29127 | Tacor Resources Inc | Midland, TX 79705 | Oil & Gas Operator | Apr 2025 |
| 29128 | Tactical Oil & Gas, LLC | Odessa, TX 79768 | Oil & Gas Operator | Apr 2025 |
| 29129 | Tactical Operating Company, LLC | Houston, TX 77042 | Oil & Gas Operator | Apr 2025 |
| 29130 | Tadlock Properites | | Oil & Gas Operator | Jan 1994 |
| 29131 | Taft Investment Co., Inc. | Taft, TX 78390 | Oil Operator | Apr 2025 |
| 29132 | Taft Oil And Gas LLC | Bonham, TX 75418 | Oil & Gas Operator | Dec 2018 |
| 29133 | Tag Enterprises Inc | Shelocta, PA 15774-0310 | Gas Operator | Dec 2016 |
| 29134 | Tag Oil | La Vernia, TX 78121 | Oil Operator | Apr 2025 |
| 29135 | Tag Oil Co LLC | Ringling, OK 73456 | Oil & Gas Operator | Feb 2025 |
| 29136 | Tag Operating Company, Inc. | Houston, TX 77092 | Oil & Gas Operator | Apr 2025 |
| 29137 | Tag Petroleum Inc | Stillwater, OK 74076 | Oil & Gas Operator | Jan 2021 |
| 29138 | Tag Team Resources LLC | Eufaula, OK 74432 | Oil & Gas Operator | Jan 2025 |
| 29139 | Taggart Oil Co., Inc. | | Oil Operator | Oct 1992 |
| 29140 | Tahiti PTRS Enrgy Solutions Corp | Long Beach, CA 90807 | Oil Operator | Apr 2025 |
| 29141 | Tahoe Corporation | | Gas Operator | Feb 2023 |
| 29142 | Tahoe Energy, Inc. | Midland, TX 79703 | Oil & Gas Operator | Jul 1996 |
| 29143 | Tahoe Exploration Inc. | Abilene, TX 79608 | Oil & Gas Operator | Mar 2016 |
| 29144 | Tai Inc Dba Trendwell Antrim Inc | | Gas Operator | Dec 2024 |
| 29145 | Tailwater, Inc. | Oklahoma City, OK 73154 | Oil Operator | Aug 2024 |
| 29146 | Taines, Michael Enterprises | | Oil & Gas Operator | Dec 2021 |
| 29147 | Takacs, Ray W. | North Huntington, PA 15642 | Gas Operator | Dec 2023 |
| 29148 | Tal-Con, Inc. | Houston, TX 77279 | Oil & Gas Operator | Apr 2025 |
| 29149 | Talaria Oil & Gas LLC | Denver, CO 80203 | Oil Operator | Apr 2025 |
| 29150 | Talbert, Eugene Operating Co,Inc | Tyler, TX 75702 | Oil & Gas Operator | Dec 1997 |
| 29151 | Talbott Oil & Gas Co | Tuppers Plains, OH 45783 | Oil & Gas Operator | Dec 2000 |
| 29152 | Talbott, Stan C. | Midland, TX 79701 | Oil & Gas Operator | Feb 2005 |
| 29153 | Talbott, WM G | Albany, KY 42602 | Oil Operator | Dec 2022 |
| 29154 | Talco Midstream Assets, LTD. | | Oil Operator | May 2017 |
| 29155 | Taleeho Energy Co. | Normangee, TX 77871 | Oil & Gas Operator | Jun 2003 |
| 29156 | Talisman Energy USA Inc. | The Woodlands, TX 77381 | Oil & Gas Operator | May 2016 |
| 29157 | Talisman Resources, Inc. | Argyle, TX 76226 | Oil & Gas Operator | Mar 1995 |
| 29158 | Tall City Operations III LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2023 |
| 29159 | Tall City Operations LLC | Midland, TX 79702 | Oil & Gas Operator | Feb 2016 |
| 29160 | Tall Dune Resources, LLC | Boerne, TX 78006 | Oil & Gas Operator | Apr 2025 |
| 29161 | Tallent, Edwin Miller | Albany, KY 42602 | Oil Operator | Dec 2023 |
| 29162 | Talley Resources | | Oil Operator | Jun 1994 |
| 29163 | Talley Resources, Inc. | Houma, LA 70360 | Oil & Gas Operator | Apr 1993 |
| 29164 | Talley, Don R. | Holliday, TX 76366 | Oil & Gas Operator | Jun 2002 |
| 29165 | Talley, W.T. | Olney, TX 76374 | Oil & Gas Operator | May 2005 |
| 29166 | Tallgrass Energy, L.L.C. | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2025 |
| 29167 | Tallgrass Explor | | Oil Operator | Sep 1987 |
| 29168 | Tallgrass Petroleum Corp | Hominy, OK 74035 | Oil & Gas Operator | Feb 2012 |
| 29169 | Tallgrass Production Company LLC | Santa Anna, TX 76878 | Oil & Gas Operator | Mar 2014 |
| 29170 | Tallman Industries Inc | | Oil Operator | Dec 2024 |
| 29171 | Tallman Trust Co | | Oil Operator | Dec 2024 |
| 29172 | Tally Ho Oil & Gas Co | Sunman, IN 47041 | Oil & Gas Operator | Dec 2021 |
| 29173 | Talon Development Company | Boerne, TX 78006 | Oil & Gas Operator | Sep 2007 |
| 29174 | Talon Group LLC | Hays, KS 67601 | Oil Operator | Dec 2024 |
| 29175 | Talon Oil & Gas LLC | Dallas, TX 75243 | Oil & Gas Operator | Dec 2010 |
| 29176 | Talon Production, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2025 |
| 29177 | Talos Energy Offshore LLC | | Oil & Gas Operator | Jan 2025 |
| 29178 | Talos Ert LLC | | Oil & Gas Operator | Jan 2025 |
| 29179 | Talos Gulf Coast Onshore LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 29180 | Talos Third Coast LLC | | Oil & Gas Operator | Dec 2024 |
| 29181 | Talus Inc | Graham, TX 76450-1210 | Oil & Gas Operator | Feb 2017 |
| 29182 | Tam2 Squared Energy Services,LLC | Ranger, TX 76470 | Oil Operator | Apr 2025 |
| 29183 | Tam2 Squared Operating, LLC | Ranger, TX 76470 | Oil & Gas Operator | Apr 2025 |
| 29184 | Tamarack Energy Inc | Midland, TX 79701 | Oil & Gas Operator | Dec 2015 |
| 29185 | Tamarack Pet Co, Inc | | Oil Operator | Dec 2020 |
| 29186 | Tamarack Petroleum Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Apr 2025 |
| 29187 | Tamaroa Operating, LLC | Plano, TX 750866937 | Oil & Gas Operator | Dec 2024 |
| 29188 | Tamarron Resources, Inc. | Azle, TX 76020 | Oil & Gas Operator | Apr 2025 |
| 29189 | Tamco Drilling Inc | | Oil & Gas Operator | Apr 2003 |
| 29190 | Tamer Oil & Gas | Seminole, TX 79360 | Oil & Gas Operator | Apr 2025 |
| 29191 | Tammany Exploration Company LLC | Houston, TX 77070 | Gas Operator | Jul 2012 |
| 29192 | Tammany Oil & Gas LLC | | Oil & Gas Operator | Feb 2005 |
| 29193 | Tamoil | | Oil Operator | May 2017 |
| 29194 | Tampke Service Co. | Devine, TX 78016 | Oil Operator | Apr 2025 |
| 29195 | Tamworth Resources LLC | Broken Arrow, OK 74012 | Oil & Gas Operator | Jan 2025 |
| 29196 | Tana Exploration Company LLC | Dallas, TX 75219 | Oil & Gas Operator | Aug 2021 |
| 29197 | Tana Oil And Gas Corporation | Irving, TX 75062 | Oil & Gas Operator | Mar 2000 |
| 29198 | Tandem Energy Corporation | Houston, TX 77056 | Oil & Gas Operator | Apr 2025 |
| 29199 | Tandem Oil Inc | Oklahoma City, OK 73139 | Oil & Gas Operator | Oct 1998 |
| 29200 | Tanglehead Operating, LLC | La Vernia, TX 78121 | Oil Operator | Apr 2025 |