| 8801 | Primexx Operating Corporation | Dallas, TX 75206 | Oil & Gas Operator | Mar 2024 |
| 8802 | Primrose Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2007 |
| 8803 | Primrose Resources, LLC | Cedar Park, TX 78630 | Oil & Gas Operator | Dec 2025 |
| 8804 | Prince Properties, Inc. | Electra, TX 76360 | Oil & Gas Operator | Aug 2003 |
| 8805 | Princess Three Corporation | Henderson, TX 75653 | Oil & Gas Operator | Apr 2020 |
| 8806 | Princess Three Operating, LLC | Henderson, TX 75653 | Oil & Gas Operator | Dec 2025 |
| 8807 | Principal Oil Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2002 |
| 8808 | Pringle Operating Co. | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2015 |
| 8809 | Pringle Resources, Inc. | Houston, TX 77019 | Oil & Gas Operator | Dec 2025 |
| 8810 | Priority Oil Company LLC | Luling, TX 78648 | Oil Operator | Dec 2025 |
| 8811 | Privateer Energy LLC | Warren, NJ 07059 | Oil Operator | Dec 2025 |
| 8812 | Prize Exploration & Prod, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 8813 | Prize Exploration, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 8814 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
| 8815 | Pro Oil & Gas Inc | Frankfort, IL 60423 | Oil & Gas Operator | May 2014 |
| 8816 | Pro- Gas, Inc. | Midland, TX 79711 | Oil & Gas Operator | Dec 2025 |
| 8817 | Pro-Test, Inc. | Kilgore, TX 75663 | Oil Operator | Dec 2025 |
| 8818 | Pro. Energy I Resource, LLC | Haslet, TX 76052 | Oil Operator | Dec 2025 |
| 8819 | Probe Exploration Company | Abilene, TX 79605 | Oil & Gas Operator | Dec 2025 |
| 8820 | Probe Offshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2009 |
| 8821 | Probe Oil Company | Midland, TX 79710 | Oil & Gas Operator | Jul 2016 |
| 8822 | Probity Operating, LLC | Midland, TX 79708 | Oil & Gas Operator | Jul 2014 |
| 8823 | Proco Operating Co., Inc. | Graford, TX 76449 | Oil & Gas Operator | Dec 2025 |
| 8824 | Producers Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Aug 2000 |
| 8825 | Producers Engineering Company | Destin, FL 32541 | Oil & Gas Operator | Sep 1999 |
| 8826 | Producers Environmental Ser. Inc | Borger, TX 79008 | Oil & Gas Operator | Dec 2025 |
| 8827 | Producers Operating Co Inc | Amarillo, TX 79105 | Oil & Gas Operator | Dec 2025 |
| 8828 | Producers Well Service, Inc. | Boling, TX 77420 | Oil & Gas Operator | Dec 2025 |
| 8829 | Production Consultants, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Feb 2017 |
| 8830 | Production Disbursement, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2011 |
| 8831 | Production Gathering Company, LP | Dallas, TX 75206 | Oil & Gas Operator | Dec 2025 |
| 8832 | Production Management Associates | Plano, TX 75075 | Oil & Gas Operator | Dec 2025 |
| 8833 | Production Marketing Assoc Inc | Plano, TX 75075 | Oil & Gas Operator | Dec 2025 |
| 8834 | Production Operators Of TX, LLC | Abilene, TX 79605 | Oil & Gas Operator | Dec 2025 |
| 8835 | Production Resources, Inc. | Castroville, TX 78009 | Oil & Gas Operator | Dec 2025 |
| 8836 | Production Service Co. | Lubbock, TX 79490 | Oil & Gas Operator | Oct 2015 |
| 8837 | Proex Energy Management, L.L.C. | Spring, TX 77386 | Oil & Gas Operator | Dec 2025 |
| 8838 | Professional Management GRP,Inc. | Boerne, TX 78006 | Oil & Gas Operator | Aug 1999 |
| 8839 | Progas Operating, Inc | Red Rock, TX 78662 | Oil & Gas Operator | Dec 2025 |
| 8840 | Progas Properties, Inc. | New Braunfels, TX 78132 | Oil & Gas Operator | Dec 2025 |
| 8841 | Progenies Operating LLC | Austin, TX 78746 | Oil & Gas Operator | Dec 2025 |
| 8842 | Progressive Gas Services Inc. | Houston, TX 77279 | Oil & Gas Operator | Feb 2002 |
| 8843 | Projj Energy LLC | Sugar Land, TX 77496 | Oil & Gas Operator | Dec 2025 |
| 8844 | Proline Energy Resources Inc | Sugar Land, TX 77479 | Oil & Gas Operator | Dec 2025 |
| 8845 | Prolithic Energy Company, L.P. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Aug 2002 |
| 8846 | Promise Energy Operations, LLC | Texas City, TX 77592 | Oil Operator | Dec 2025 |
| 8847 | Pronghorn Management Corporation | Hobbs, NM 88241 | Oil & Gas Operator | Dec 2025 |
| 8848 | Pronto Services | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2025 |
| 8849 | Propel Energy, LLC | Houston, TX 77024 | Oil & Gas Operator | Sep 2013 |
| 8850 | Property Development Group, Inc. | San Antonio, TX 78212 | Oil & Gas Operator | Dec 2025 |
| 8851 | Property Producing Co. | Columbus, TX 78934 | Gas Operator | Dec 2025 |
| 8852 | Propp Production | Azle, TX 76020 | Oil & Gas Operator | Apr 2007 |
| 8853 | Prospctv Invstmnt & TRDG Co, LTD | Tulsa, OK 74170 | Oil & Gas Operator | May 2001 |
| 8854 | Prospecta Energy Group, Inc. | Brownwood, TX 76801 | Oil Operator | Dec 2025 |
| 8855 | Prospectors LTD., The | Somerset, TX 78069 | Oil & Gas Operator | Jun 2002 |
| 8856 | Prosper Oil & Gas,Inc. | Dallas, TX 75201 | Oil & Gas Operator | Dec 2025 |
| 8857 | Protege Energy III LLC | Houston, TX 77024 | Oil & Gas Operator | Sep 2024 |
| 8858 | Protege Energy LLC | Tulsa, OK 74135 | Oil & Gas Operator | Jan 2018 |
| 8859 | Proton Energy, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Jun 2005 |
| 8860 | Proven Natural Resources LLC | Canton, TX 75103 | Oil & Gas Operator | Dec 2025 |
| 8861 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Aug 2025 |
| 8862 | Providence Oil & Gas Corp | Tulsa, OK 74135-5463 | Oil & Gas Operator | May 2005 |
| 8863 | Providence Oil Prod. | Freer, TX 78357 | Oil & Gas Operator | Dec 2025 |
| 8864 | Prudent Resources LLC | Houston, TX 77042 | Oil & Gas Operator | Dec 2025 |
| 8865 | Pruett, Cecil | Borger, TX 79008 | Oil & Gas Operator | Aug 2003 |
| 8866 | Pruitt Engineering & Petro. Co. | Kerrville, TX 78028 | Oil & Gas Operator | Jul 2007 |
| 8867 | Pruitt Oil & Gas | Decatur, TX 76234 | Oil & Gas Operator | Feb 2018 |
| 8868 | Pryor Petroleum Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2025 |
| 8869 | Pryor, Curtis | Lubbock, TX 79424 | Oil & Gas Operator | Dec 1998 |
| 8870 | Psi Production, Inc. | Tyler, TX 75702 | Gas Operator | Jan 1994 |
| 8871 | PSP Operating, Inc. | Lubbock, TX 79413 | Oil & Gas Operator | Jun 1999 |
| 8872 | PT Petroleum, LLC | Argyle, TX 76226 | Oil & Gas Operator | Oct 2019 |
| 8873 | Publishers Petroleum | Dallas, TX 75219 | Oil & Gas Operator | Aug 2003 |
| 8874 | Pullco Services LLC | Jefferson, TX 75657 | Oil Operator | Dec 2025 |
| 8875 | Pullen Oil & Gas | Richardson, TX 75080 | Oil & Gas Operator | Dec 1997 |
| 8876 | Pullin Lease Service, Inc. | Taft, TX 78390 | Oil & Gas Operator | Dec 2025 |
| 8877 | Puls Operating Company | Boerne, TX 78006 | Oil & Gas Operator | Dec 2025 |
| 8878 | Puls, W. L. | Houston, TX 77084 | Oil & Gas Operator | Sep 2002 |
| 8879 | Pump-N-Production, LLC | Poth, TX 78147 | Oil Operator | Dec 2025 |
| 8880 | Pumpco Services | Gainesville, TX 76240 | Oil & Gas Operator | Mar 2008 |
| 8881 | Pure Resources, L.P. | Midland, TX 79701 | Oil & Gas Operator | Mar 2006 |
| 8882 | Purex Energy LLC | Fort Worth, TX 76101 | Oil & Gas Operator | Oct 2015 |
| 8883 | Purple Top Oil & Gas Co. | Seymour, TX 76380 | Oil & Gas Operator | Jan 2017 |
| 8884 | Pursley Gas Company | Pampa, TX 79066 | Gas Operator | Dec 2025 |
| 8885 | Pursley, John | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 8886 | Pursuit Oil & Gas STX, LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |
| 8887 | Pursuit Oil & Gas, LLC | Houston, TX 77024 | Gas Operator | Sep 2019 |
| 8888 | Purvis Oil Corp | Midland, TX 79702 | Oil & Gas Operator | Jul 1994 |
| 8889 | Purvis Operating Co. | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |
| 8890 | Purvis, J. H. | Midland, TX 79702 | Oil & Gas Operator | Dec 1994 |
| 8891 | Putnam Oil Production | Abilene, TX 79603 | Oil & Gas Operator | Jun 2002 |
| 8892 | Putnam, Joe Oil Company | Abilene, TX 79606 | Oil & Gas Operator | Dec 2025 |
| 8893 | Putnam, Paul Oil | Orla, TX 79770 | Oil & Gas Operator | Dec 2025 |
| 8894 | PV Oil Services, LLC | Abilene, TX 79601 | Oil & Gas Operator | Dec 2025 |
| 8895 | PWR Operating, LLC | Dallas, TX 75219 | Oil & Gas Operator | Dec 2025 |
| 8896 | PXP Gulf Coast Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 8897 | PXP Texas Inc. | Houston, TX 77002 | Oil & Gas Operator | Feb 2007 |
| 8898 | Pyle Petroleum | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Dec 1996 |
| 8899 | Pyle Petroleum, Inc. | Tyler, TX 75703 | Oil & Gas Operator | Apr 2025 |
| 8900 | Pyote Disposal Company | Pyote, TX 79777 | Oil Operator | Dec 2025 |