| 9101 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Nov 2025 |
| 9102 | Quarles Drilling Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2008 |
| 9103 | Quatro Oil And Gas, Inc. | Joshua, TX 76058 | Oil & Gas Operator | Feb 2026 |
| 9104 | Quatros Operating Company | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 9105 | Quay Valley, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2007 |
| 9106 | Queen Sand Operating Co. | Dallas, TX 75240 | Oil & Gas Operator | Mar 2008 |
| 9107 | Quemado Energy, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Nov 2024 |
| 9108 | Quest Emg, Inc. | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 9109 | Quest Energies Group,LTD. | Shreveport, LA 71106 | Oil & Gas Operator | Mar 1997 |
| 9110 | Quest Petroleum Company | Jacksboro, TX 76458 | Oil & Gas Operator | Feb 2026 |
| 9111 | Quest Petroleum, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Feb 2026 |
| 9112 | Quest Research & Dev. Corp. | Weatherford, TX 76086 | Oil & Gas Operator | Feb 2026 |
| 9113 | Quest-Tex Energy Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Feb 2026 |
| 9114 | Questa Energy Corporation | Amarillo, TX 79159 | Oil & Gas Operator | Feb 2026 |
| 9115 | Questa Oil & Gas Co. | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
| 9116 | Questa Operating Company, LLC | Amarillo, TX 79159 | Oil & Gas Operator | Feb 2026 |
| 9117 | Questar Expl. And Prod. Co. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jul 2011 |
| 9118 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 9119 | Quien Sabe Operating, LLC | Sundown, TX 79372 | Oil & Gas Operator | Nov 2023 |
| 9120 | Quinlan Engineering | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2026 |
| 9121 | Quinn, Karen | Round Rock, TX 78681 | Oil Operator | Sep 2018 |
| 9122 | Quinque Operating Company | Liberal, KS 67905 | Oil & Gas Operator | Sep 2025 |
| 9123 | Quintana Minerals Corporation | Houston, TX 77002 | Oil & Gas Operator | Jan 2003 |
| 9124 | Quintana Pet. Corp. | Refugio, TX 78377 | Oil & Gas Operator | Dec 2000 |
| 9125 | Quintana Petroleum Services | Houston, TX 77253 | Oil & Gas Operator | Jul 1997 |
| 9126 | Quintanilla, Tony C. | Atascosa, TX 78002 | Oil & Gas Operator | Feb 2026 |
| 9127 | Quintx Exploration, Inc. | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Nov 2007 |
| 9128 | Quisto Energy Corp. | Kerrville, TX 78029 | Oil & Gas Operator | Jan 1998 |
| 9129 | Quisto Expl. & Production, L.C. | Sugar Land, TX 77478 | Oil & Gas Operator | Aug 1998 |
| 9130 | Quitman Construction Co., Inc. | Quitman, TX 75783 | Oil & Gas Operator | May 2011 |
| 9131 | Quixote Energy & Operating Inc | Wheeler, TX 79096 | Oil & Gas Operator | Sep 2018 |
| 9132 | Quorum Energy Company | Dallas, TX 75201 | Oil & Gas Operator | Feb 2026 |
| 9133 | R & A Moore, Inc. | Cleburne, TX 76033 | Oil & Gas Operator | Feb 2026 |
| 9134 | R & B Energy Co. | Ranger, TX 76470 | Oil & Gas Operator | Mar 2008 |
| 9135 | R & B Energy, LLC | Shelby, MT 59474 | Oil Operator | Jul 2025 |
| 9136 | R & B Oil Company, LLC | Willis, TX 77318 | Oil & Gas Operator | Feb 2026 |
| 9137 | R & C Oil Company LLC | Westbrook, TX 79565 | Oil Operator | Feb 2026 |
| 9138 | R & C Petroleum, Inc. | Flint, TX 75762 | Oil & Gas Operator | Feb 2026 |
| 9139 | R & D Operating | Early, TX 76803 | Oil & Gas Operator | Mar 2008 |
| 9140 | R & D Operating, Inc. | Early, TX 76802 | Oil & Gas Operator | Feb 2026 |
| 9141 | R & L Producing Co., Inc. | Hamilton, TX 76531 | Oil & Gas Operator | Nov 1997 |
| 9142 | R & M Energy | Gonzales, TX 78629 | Oil & Gas Operator | Mar 2006 |
| 9143 | R & P Operating | Tuscola, TX 79562 | Oil & Gas Operator | Jun 1997 |
| 9144 | R & R Energy, LTD. | Muenster, TX 76252 | Oil Operator | Feb 2026 |
| 9145 | R & R Oil & Gas LLC | Big Spring, TX 79720 | Oil & Gas Operator | Dec 2024 |
| 9146 | R & R Oil Company | Pampa, TX 79065 | Oil & Gas Operator | Jul 2002 |
| 9147 | R & R Operating | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2004 |
| 9148 | R & R Well Service | Fort Worth, TX 76120 | Oil & Gas Operator | Jan 2005 |
| 9149 | R & R Well Service, Inc. | Arlington, TX 76012 | Oil & Gas Operator | Feb 2026 |
| 9150 | R & S Energy Company | Luling, TX 78648 | Oil & Gas Operator | Dec 2010 |
| 9151 | R & S Energy, Inc. | Snook, TX 77878 | Oil & Gas Operator | Feb 2026 |
| 9152 | R & S Investments | Tulsa, OK 74146-4743 | Oil Operator | Aug 2013 |
| 9153 | R & S Oil Production Co. | Luling, TX 78648 | Oil & Gas Operator | Feb 2026 |
| 9154 | R J Operating Company | Albany, TX 76430 | Oil & Gas Operator | Sep 2025 |
| 9155 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
| 9156 | R R Operation Inc | Cross Plains, TX 76443 | Oil & Gas Operator | Apr 2004 |
| 9157 | R W Operating | Graford, TX 76449 | Oil & Gas Operator | Dec 2016 |
| 9158 | R W Ranch | San Antonio, TX 78211 | Oil Operator | Feb 2026 |
| 9159 | R&F Operating Company | Carthage, TX 75633 | Oil Operator | Feb 2026 |
| 9160 | R&K Oil Co. | Nocona, TX 76255 | Oil & Gas Operator | Feb 2026 |
| 9161 | R&R Resources Corporation | Houston, TX 77056 | Oil & Gas Operator | Dec 2015 |
| 9162 | R-A-R Interests | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2003 |
| 9163 | R. & R. Exploration, Inc. | Denton, TX 76202 | Oil Operator | Nov 1993 |
| 9164 | R. B. Oil Company | Monahans, TX 79756 | Oil & Gas Operator | Nov 1996 |
| 9165 | R. J. Oil Co. | Olney, TX 76374 | Oil & Gas Operator | May 2025 |
| 9166 | R. K. G. Engineering, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Feb 2026 |
| 9167 | R. Lacy Services, LTD. | Longview, TX 75606 | Oil & Gas Operator | Feb 2026 |
| 9168 | R. Pannell Oil Company | Kilgore, TX 75663 | Oil Operator | Jan 2025 |
| 9169 | R. W. S. Oil Co. | Grandfalls, TX 79742 | Oil & Gas Operator | Feb 2026 |
| 9170 | R.B.S. Oil & Gas Inc. | San Antonio, TX 78278 | Oil & Gas Operator | Feb 2026 |
| 9171 | R.C.I. Energy | Alice, TX 78333 | Oil & Gas Operator | Feb 2026 |
| 9172 | R.D. Oil Company | Austin, TX 78755 | Oil & Gas Operator | Feb 2026 |
| 9173 | R.E.D. Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Apr 2004 |
| 9174 | R.J. Riley Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 9175 | R.K.G. Operations, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Jun 2004 |
| 9176 | R.P.Wilson, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | Jan 2011 |
| 9177 | R.T.C. Resources, L.P. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 9178 | R2Q Operating LLC | Iowa Park, TX 76367 | Oil & Gas Operator | Feb 2026 |
| 9179 | R3 Operating Corporation | Denver, CO 80222 | Oil & Gas Operator | Feb 2026 |
| 9180 | Rabalais, F.W. Inc. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2023 |
| 9181 | Rabco Energy | Amarillo, TX 79120 | Oil & Gas Operator | Apr 2025 |
| 9182 | Rabco Energy LLC | Amarillo, TX 79120 | Gas Operator | Feb 2026 |
| 9183 | Rachael Exploration Corp | Traverse City, MI 49686 | Oil & Gas Operator | Apr 2001 |
| 9184 | Rad Oil Company | Snyder, TX 79549 | Oil & Gas Operator | Feb 2026 |
| 9185 | Radco Operations | Sourlake, TX 77659 | Oil Operator | Nov 2002 |
| 9186 | Radco Operations, L.P. | Sourlake, TX 77659 | Oil Operator | Feb 2026 |
| 9187 | Radius Operating, LLC | Round Rock, TX 78664 | Oil & Gas Operator | Feb 2026 |
| 9188 | Radley Children Trust | El Campo, TX 77437 | Gas Operator | Jul 2007 |
| 9189 | Radley Electric, Inc. | Sourlake, TX 77659 | Oil & Gas Operator | Oct 2001 |
| 9190 | Radley Equipment | Sourlake, TX 77659 | Oil & Gas Operator | May 2000 |
| 9191 | Radley, R. R. | Sourlake, TX 77659 | Oil & Gas Operator | Mar 2008 |
| 9192 | Radley, Terry R., Operator | Sourlake, TX 77659 | Oil & Gas Operator | Apr 2006 |
| 9193 | Radtke, D.E. & Associates, Inc. | Midland, TX 79710 | Oil & Gas Operator | May 2004 |
| 9194 | Rafter L Resources, LLC | Bulverde, TX 78163 | Oil Operator | Feb 2026 |
| 9195 | Rafter T Resources LLC | Midland, TX 79705 | Oil & Gas Operator | Feb 2026 |
| 9196 | Ragars Oil & Gas Co. | Austin, TX 78746 | Oil & Gas Operator | Feb 2026 |
| 9197 | Raider Oil & Gas Company | MC Camey, TX 79752 | Oil & Gas Operator | Feb 2026 |
| 9198 | Railroad Commission Of Texas | Austin, TX 78701 | Oil Operator | Dec 2004 |
| 9199 | Rainbow Energy Corporation | Midland, TX 79701 | Oil & Gas Operator | Nov 2002 |
| 9200 | Rainbow Producing Company | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |