| 22901 | Principal Oil Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2002 |
| 22902 | Principle Petroleum LLC | Dallas, TX 75313 | Oil Operator | May 2025 |
| 22903 | Pringle Operating Co. | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2015 |
| 22904 | Pringle Resources, Inc. | Houston, TX 77019 | Oil & Gas Operator | Sep 2026 |
| 22905 | Prior, Ferrell L | | Oil & Gas Operator | Dec 2021 |
| 22906 | Priority Energy LLC | Summerland, CA 93067 | Oil & Gas Operator | Apr 2016 |
| 22907 | Priority Holdings LLC | Marlow, OK 73055 | Oil Operator | May 2026 |
| 22908 | Priority Oil & Gas LLC | Lakewood, CO 80227 | Gas Operator | Dec 2019 |
| 22909 | Priority Oil Company LLC | Luling, TX 78648 | Oil Operator | Sep 2026 |
| 22910 | Prisum Ventures | | Oil & Gas Operator | Oct 1995 |
| 22911 | Pritchard Engineering | | Oil & Gas Operator | Mar 1989 |
| 22912 | Pritz Maurice G | | Oil Operator | Oct 1990 |
| 22913 | Privateer Energy LLC | Warren, NJ 07059 | Oil Operator | Sep 2026 |
| 22914 | Prize Exploration & Prod, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2026 |
| 22915 | Prize Exploration, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2026 |
| 22916 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
| 22917 | Prize Petroleum, LLC | Houston, TX 77042 | Oil & Gas Operator | Jun 2012 |
| 22918 | Pro NM Energy Inc | Santa Fe, NM 87508 | Oil & Gas Operator | Oct 2015 |
| 22919 | Pro Oil & Gas Inc | Frankfort, IL 60423 | Oil & Gas Operator | May 2014 |
| 22920 | Pro- Gas, Inc. | Midland, TX 79711 | Oil & Gas Operator | Sep 2026 |
| 22921 | Pro-Energy Inc | Tulsa, OK 74136-5925 | Oil Operator | Jan 2026 |
| 22922 | Pro-Test, Inc. | Kilgore, TX 75663 | Oil Operator | Sep 2026 |
| 22923 | Pro. Energy I Resource, LLC | Haslet, TX 76052 | Oil Operator | Sep 2026 |
| 22924 | Pro3 Sulfur Solutions, Inc. | Russell, KS 67665 | Oil Operator | Apr 2026 |
| 22925 | Probe Exploration Company | Abilene, TX 79605 | Oil & Gas Operator | Sep 2026 |
| 22926 | Probe Offshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2009 |
| 22927 | Probe Oil Company | Midland, TX 79710 | Oil & Gas Operator | Jul 2016 |
| 22928 | Probity Operating, LLC | Midland, TX 79708 | Oil & Gas Operator | Jul 2014 |
| 22929 | Procell & Procell | | Oil & Gas Operator | Jan 2003 |
| 22930 | Proco | Wooster, OH 44691 | Oil Operator | Dec 1988 |
| 22931 | Proco Operating Co., Inc. | Graford, TX 76449 | Oil & Gas Operator | Sep 2026 |
| 22932 | Proctor Dale & Mildred | Wetumka, OK 74883-6272 | Gas Operator | Apr 2026 |
| 22933 | Producers Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Aug 2000 |
| 22934 | Producers Engineering Company | Destin, FL 32541 | Oil & Gas Operator | Sep 1999 |
| 22935 | Producers Environmental Ser. Inc | Borger, TX 79008 | Oil & Gas Operator | Sep 2026 |
| 22936 | Producers Equipm | | Oil Operator | Dec 1996 |
| 22937 | Producers Gas Transmission Inc | | Oil Operator | Nov 2024 |
| 22938 | Producers Oil Company | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2007 |
| 22939 | Producers Operating Co Inc | Amarillo, TX 79105 | Oil & Gas Operator | Sep 2026 |
| 22940 | Producers Well Service, Inc. | Boling, TX 77420 | Oil & Gas Operator | Sep 2026 |
| 22941 | Producing Royalties Inc | Lubbock, TX BADADDR | Gas Operator | Aug 2004 |
| 22942 | Production Compa | | Oil Operator | Apr 1985 |
| 22943 | Production Consultants, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Feb 2017 |
| 22944 | Production Drill | | Oil Operator | Oct 1994 |
| 22945 | Production Drilling, Inc. | Hays, KS 67601 | Oil Operator | Apr 2026 |
| 22946 | Production Funds Inc | | Oil & Gas Operator | Nov 2001 |
| 22947 | Production Gathering Company, LP | Dallas, TX 75206 | Oil & Gas Operator | Sep 2026 |
| 22948 | Production Gauging Service Inc | | Oil Operator | Feb 1999 |
| 22949 | Production Maintenance Service | | Oil & Gas Operator | Jun 2020 |
| 22950 | Production Manag | | Oil Operator | Dec 1986 |
| 22951 | Production Management Associates | Plano, TX 75075 | Oil & Gas Operator | Sep 2026 |
| 22952 | Production Management Corp. | | Oil & Gas Operator | Jul 1987 |
| 22953 | Production Management Inc | | Oil & Gas Operator | Oct 2006 |
| 22954 | Production Marketing Assoc Inc | Plano, TX 75075 | Oil & Gas Operator | Sep 2026 |
| 22955 | Production Operators Of TX, LLC | Abilene, TX 79605 | Oil & Gas Operator | Sep 2026 |
| 22956 | Production Resources, Inc. | Castroville, TX 78009 | Oil & Gas Operator | Sep 2026 |
| 22957 | Production Service Co. | Lubbock, TX 79490 | Oil & Gas Operator | Oct 2015 |
| 22958 | Production Specialties Company | | Oil & Gas Operator | Dec 2003 |
| 22959 | Production Team | | Oil & Gas Operator | Sep 1991 |
| 22960 | Proex Energy Management, L.L.C. | Spring, TX 77386 | Oil & Gas Operator | Sep 2026 |
| 22961 | Professional Management GRP,Inc. | Boerne, TX 78006 | Oil & Gas Operator | Aug 1999 |
| 22962 | Professional Management Serv | | Oil Operator | Mar 1991 |
| 22963 | Professional Oilfield Services, Inc. | Byesville, OH 43723 | Oil & Gas Operator | Dec 2021 |
| 22964 | Professional Petr. Servs, Inc. | | Oil Operator | Oct 2016 |
| 22965 | Profit Energy Company | Jerusalem, OH 43747 | Oil & Gas Operator | Dec 2025 |
| 22966 | Progas Operating, Inc | Red Rock, TX 78662 | Oil & Gas Operator | Sep 2026 |
| 22967 | Progas Properties, Inc. | New Braunfels, TX 78132 | Oil & Gas Operator | Sep 2026 |
| 22968 | Progenies Operating LLC | Harwood, TX 78632 | Oil & Gas Operator | Sep 2026 |
| 22969 | Progress Petroleum Co. | | Oil & Gas Operator | Apr 1993 |
| 22970 | Progressive Gas Services Inc. | Houston, TX 77279 | Oil & Gas Operator | Feb 2002 |
| 22971 | Progressive Oil & Gas | Moxahala, OH 43761 | Oil & Gas Operator | Dec 2025 |
| 22972 | Prolific Resources LLC | Wichita, KS 67208 | Oil & Gas Operator | Apr 2026 |
| 22973 | Proline Energy Resources Inc | Sugar Land, TX 77479 | Oil & Gas Operator | Sep 2026 |
| 22974 | Prolithic Energy Company, L.P. | Corpus Christ, TX 78401 | Oil & Gas Operator | Aug 2002 |
| 22975 | Promise Energy Operations, LLC | Texas City, TX 77592 | Oil Operator | Sep 2026 |
| 22976 | Prompt Operating LLC | Velma, OK 73491 | Oil Operator | Apr 2026 |
| 22977 | Pronghorn Management Corporation | Hobbs, NM 88241 | Oil & Gas Operator | Sep 2026 |
| 22978 | Pronghorn Operating LLC | | Oil & Gas Operator | Jan 2023 |
| 22979 | Pronghorn Petroleum, LLC | Caprock, NM 88213 | Gas Operator | Jun 2026 |
| 22980 | Pronto Services | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2026 |
| 22981 | Propel Energy Company | | Oil Operator | Oct 1991 |
| 22982 | Propel Energy, LLC | Houston, TX 77024 | Oil & Gas Operator | Sep 2013 |
| 22983 | Property Development Group, Inc. | San Antonio, TX 78212 | Oil & Gas Operator | Sep 2026 |
| 22984 | Property Producing Co. | Columbus, TX 78934 | Gas Operator | Sep 2026 |
| 22985 | Prospctv Invstmnt & TRDG Co, LTD | Tulsa, OK 74170 | Oil & Gas Operator | May 2001 |
| 22986 | Prospect Energy LLC | | Oil & Gas Operator | Jan 2024 |
| 22987 | Prospect Enterprises Inc | Wetumka, OK 74883-0068 | Oil & Gas Operator | Apr 2004 |
| 22988 | Prospect Oil & G | | Oil Operator | Feb 1996 |
| 22989 | Prospect Oil & Gas Corp | Russell, KS 67665 | Oil Operator | Apr 2026 |
| 22990 | Prospecta Energy Group, Inc. | Brownwood, TX 76801 | Oil Operator | Sep 2026 |
| 22991 | Prospective Inv. & Trading Co., LTD., The | Tulsa, OK 74170 | Oil Operator | Dec 2019 |
| 22992 | Prospective Invest & Trad Co LTD | Tulsa, OK 74170 | Oil & Gas Operator | Aug 2005 |
| 22993 | Prospective Investment & Trading | Scottsdale, AZ 85261-4190 | Oil & Gas Operator | Jun 2016 |
| 22994 | Prospective Investment & Trding Co LTD | | Oil & Gas Operator | Sep 2012 |
| 22995 | Prospective Investment And Trading Co (The) | Tulsa, OK 741702320 | Oil & Gas Operator | Jun 2005 |
| 22996 | Prospective Investment And Trading Co., LTD | Tulsa, OK 74170-2320 | Oil & Gas Operator | Apr 2014 |
| 22997 | Prospective Invs | | Oil & Gas Operator | Jun 1994 |
| 22998 | Prospectors LTD., The | Somerset, TX 78069 | Oil & Gas Operator | Jun 2002 |
| 22999 | Prosper Energy Corp. | | Oil & Gas Operator | Oct 1988 |
| 23000 | Prosper Oil & Gas,Inc. | Dallas, TX 75201 | Oil & Gas Operator | Sep 2026 |