| 8901 | Q A P Services, Inc. | Cross Plains, TX 76443 | Gas Operator | Apr 2025 |
| 8902 | Q Natural Resources, LLC | Jones, OK 73049 | Oil & Gas Operator | Apr 2025 |
| 8903 | Qep Energy Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 8904 | QNK Energy,Inc. | Alice, TX 78333 | Oil & Gas Operator | Aug 2016 |
| 8905 | QP, Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 8906 | Qstar Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2016 |
| 8907 | Quadrum Energy LLC | Houston, TX 77042 | Oil Operator | Aug 2019 |
| 8908 | Quail Creek Oil Co. | Granbury, TX 76048 | Oil & Gas Operator | Aug 2005 |
| 8909 | Quail Creek Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Apr 2025 |
| 8910 | Quail Operating, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Apr 2025 |
| 8911 | Quail Ridge Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Apr 2025 |
| 8912 | Quail Ridge Petroleum LLC | Midland, TX 79710 | Oil & Gas Operator | Apr 2025 |
| 8913 | Quail Well Service, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2025 |
| 8914 | Qualia, C. F. Operating,Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2013 |
| 8915 | Quality Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Aug 2002 |
| 8916 | Quality Petroleum, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Jan 2022 |
| 8917 | Quanah Panhandle, LLC | Traverse City, MI 49684 | Oil & Gas Operator | Apr 2025 |
| 8918 | Quanico Oil & Gas, Inc. | El Dorado, AR 71730 | Oil & Gas Operator | Apr 2025 |
| 8919 | Quantum Investments | Lubbock, TX 79424 | Oil Operator | Apr 2025 |
| 8920 | Quantum Oil & Gas Corporation | Oklahoma City, OK 73172 | Oil & Gas Operator | Apr 2025 |
| 8921 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Dec 2024 |
| 8922 | Quarles Drilling Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2008 |
| 8923 | Quatro Oil And Gas, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2025 |
| 8924 | Quatros Operating Company | Kilgore, TX 75663 | Oil Operator | Apr 2025 |
| 8925 | Quay Valley, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2007 |
| 8926 | Queen Sand Operating Co. | Dallas, TX 75240 | Oil & Gas Operator | Mar 2008 |
| 8927 | Quemado Energy, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Apr 2025 |
| 8928 | Quest Emg, Inc. | Albany, TX 76430 | Oil & Gas Operator | Apr 2025 |
| 8929 | Quest Energies Group,LTD. | Shreveport, LA 71106 | Oil & Gas Operator | Mar 1997 |
| 8930 | Quest Petroleum Company | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2025 |
| 8931 | Quest Petroleum, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Apr 2025 |
| 8932 | Quest Research & Dev. Corp. | Weatherford, TX 76086 | Oil & Gas Operator | Apr 2025 |
| 8933 | Quest-Tex Energy Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Apr 2025 |
| 8934 | Questa Energy Corporation | Amarillo, TX 79159 | Oil & Gas Operator | Apr 2025 |
| 8935 | Questa Oil & Gas Co. | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
| 8936 | Questa Operating Company, LLC | Amarillo, TX 79159 | Oil & Gas Operator | Apr 2025 |
| 8937 | Questar Expl. And Prod. Co. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jul 2011 |
| 8938 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 8939 | Quien Sabe Operating, LLC | Sundown, TX 79372 | Oil & Gas Operator | Nov 2023 |
| 8940 | Quinlan Engineering | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2025 |
| 8941 | Quinn, Karen | Round Rock, TX 78681 | Oil Operator | Sep 2018 |
| 8942 | Quinque Operating Company | Liberal, KS 67905 | Oil & Gas Operator | Dec 2024 |
| 8943 | Quintana Minerals Corporation | Houston, TX 77002 | Oil & Gas Operator | Jan 2003 |
| 8944 | Quintana Pet. Corp. | Refugio, TX 78377 | Oil & Gas Operator | Dec 2000 |
| 8945 | Quintana Petroleum Services | Houston, TX 77253 | Oil & Gas Operator | Jul 1997 |
| 8946 | Quintanilla, Tony C. | Atascosa, TX 78002 | Oil & Gas Operator | Apr 2025 |
| 8947 | Quintx Exploration, Inc. | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Nov 2007 |
| 8948 | Quisto Energy Corp. | Kerrville, TX 78029 | Oil & Gas Operator | Jan 1998 |
| 8949 | Quisto Expl. & Production, L.C. | Sugar Land, TX 77478 | Oil & Gas Operator | Aug 1998 |
| 8950 | Quitman Construction Co., Inc. | Quitman, TX 75783 | Oil & Gas Operator | May 2011 |
| 8951 | Quorum Energy Company | Dallas, TX 75201 | Oil & Gas Operator | Apr 2025 |
| 8952 | R & A Moore, Inc. | Cleburne, TX 76033 | Oil & Gas Operator | Apr 2025 |
| 8953 | R & B Energy Co. | Ranger, TX 76470 | Oil & Gas Operator | Mar 2008 |
| 8954 | R & B Energy, LLC | Shelby, MT 59474 | Oil Operator | Oct 2024 |
| 8955 | R & B Oil Company, LLC | Willis, TX 77318 | Oil & Gas Operator | Apr 2025 |
| 8956 | R & C Oil Company LLC | Westbrook, TX 79565 | Oil Operator | Apr 2025 |
| 8957 | R & C Petroleum, Inc. | Flint, TX 75762 | Oil & Gas Operator | Apr 2025 |
| 8958 | R & D Operating | Early, TX 76803 | Oil & Gas Operator | Mar 2008 |
| 8959 | R & D Operating, Inc. | Early, TX 76802 | Oil & Gas Operator | Apr 2025 |
| 8960 | R & L Producing Co., Inc. | Hamilton, TX 76531 | Oil & Gas Operator | Nov 1997 |
| 8961 | R & M Energy | Gonzales, TX 78629 | Oil & Gas Operator | Mar 2006 |
| 8962 | R & P Operating | Tuscola, TX 79562 | Oil & Gas Operator | Jun 1997 |
| 8963 | R & R Energy, LTD. | Muenster, TX 76252 | Oil Operator | Apr 2025 |
| 8964 | R & R Oil & Gas LLC | Big Spring, TX 79720 | Oil & Gas Operator | Dec 2023 |
| 8965 | R & R Oil Company | Pampa, TX 79065 | Oil & Gas Operator | Jul 2002 |
| 8966 | R & R Operating | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2004 |
| 8967 | R & R Well Service | Fort Worth, TX 76120 | Oil & Gas Operator | Jan 2005 |
| 8968 | R & R Well Service, Inc. | Arlington, TX 76012 | Oil & Gas Operator | Apr 2025 |
| 8969 | R & S Energy Company | Luling, TX 78648 | Oil & Gas Operator | Dec 2010 |
| 8970 | R & S Energy, Inc. | Snook, TX 77878 | Oil & Gas Operator | Apr 2025 |
| 8971 | R & S Investments | Tulsa, OK 74146-4743 | Oil Operator | Aug 2013 |
| 8972 | R & S Oil Production Co. | Luling, TX 78648 | Oil & Gas Operator | Apr 2025 |
| 8973 | R J Operating Company | Albany, TX 76430 | Oil & Gas Operator | Dec 2024 |
| 8974 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
| 8975 | R R Operation Inc | Cross Plains, TX 76443 | Oil & Gas Operator | Apr 2004 |
| 8976 | R W Operating | Graford, TX 76449 | Oil & Gas Operator | Dec 2016 |
| 8977 | R W Ranch | San Antonio, TX 78211 | Oil Operator | Apr 2025 |
| 8978 | R&F Operating Company | Carthage, TX 75633 | Oil Operator | Apr 2025 |
| 8979 | R&K Oil Co. | Nocona, TX 76255 | Oil & Gas Operator | Apr 2025 |
| 8980 | R&R Resources Corporation | Houston, TX 77056 | Oil & Gas Operator | Dec 2015 |
| 8981 | R-A-R Interests | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2003 |
| 8982 | R. & R. Exploration, Inc. | Denton, TX 76202 | Oil Operator | Nov 1993 |
| 8983 | R. B. Oil Company | Monahans, TX 79756 | Oil & Gas Operator | Nov 1996 |
| 8984 | R. J. Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Nov 2024 |
| 8985 | R. K. G. Engineering, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Apr 2025 |
| 8986 | R. Lacy Services, LTD. | Longview, TX 75606 | Oil & Gas Operator | Apr 2025 |
| 8987 | R. Pannell Oil Company | Kilgore, TX 75663 | Oil Operator | Jan 2025 |
| 8988 | R. W. S. Oil Co. | Grandfalls, TX 79742 | Oil & Gas Operator | Apr 2025 |
| 8989 | R.B.S. Oil & Gas Inc. | San Antonio, TX 78278 | Oil & Gas Operator | Apr 2025 |
| 8990 | R.C.I. Energy | Alice, TX 78333 | Oil & Gas Operator | Apr 2025 |
| 8991 | R.D. Oil Company | Austin, TX 78755 | Oil & Gas Operator | Apr 2025 |
| 8992 | R.E.D. Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Apr 2004 |
| 8993 | R.J. Riley Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Apr 2025 |
| 8994 | R.K.G. Operations, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Jun 2004 |
| 8995 | R.P.Wilson, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | Jan 2011 |
| 8996 | R.T.C. Resources, L.P. | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 8997 | R2Q Operating LLC | Iowa Park, TX 76367 | Oil & Gas Operator | Apr 2025 |
| 8998 | Rabalais, F.W. Inc. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2023 |
| 8999 | Rabco Energy | Amarillo, TX 79120 | Oil & Gas Operator | Apr 2025 |
| 9000 | Rachael Exploration Corp | Traverse City, MI 49686 | Oil & Gas Operator | Apr 2001 |