| 8001 | Oz Gas Corporation | Austin, TX 78746 | Gas Operator | Oct 2025 |
| 8002 | Ozark Exploration, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Oct 2025 |
| 8003 | Oztx Oil & Gas, L.L.C. | Ozona, TX 76943 | Oil & Gas Operator | Oct 2025 |
| 8004 | Ozzo Corporation, The | Bedford, TX 76021 | Oil Operator | Oct 2025 |
| 8005 | P & A Operating, Inc. | Kerrville, TX 78028 | Oil & Gas Operator | Oct 2025 |
| 8006 | P & C Oil Company | Leona, TX 75850 | Oil & Gas Operator | Aug 2025 |
| 8007 | P & M Construction | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 8008 | P & M Petroleum Management, LLC | Denver, CO 80202 | Oil & Gas Operator | Oct 2021 |
| 8009 | P & P Petroleum | Midland, TX 79706 | Oil & Gas Operator | Oct 2002 |
| 8010 | P & R Oil Company | Post, TX 79356 | Oil & Gas Operator | Oct 2025 |
| 8011 | P & W Well Service Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 8012 | P & WG Resources L.L.C. | Batson, TX 77519 | Oil & Gas Operator | Jan 2011 |
| 8013 | P&F Operations, LLC | Thrall, TX 76578 | Oil Operator | Oct 2025 |
| 8014 | P&P Industries, Inc. | Austin, TX 78737 | Oil & Gas Operator | Dec 2002 |
| 8015 | P,B&B Operating Inc. | Coleman, TX 76834 | Oil & Gas Operator | Oct 2025 |
| 8016 | P-2 Exploration Co. | Amarillo, TX 79124 | Oil & Gas Operator | Feb 2005 |
| 8017 | P-K Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Aug 2003 |
| 8018 | P-R-O Management, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Oct 2025 |
| 8019 | P-Tex Petroleum, Inc. | Dallas, TX 75238 | Oil & Gas Operator | Nov 1999 |
| 8020 | P. L. O. | Boerne, TX 78006 | Oil & Gas Operator | Jun 2016 |
| 8021 | P. R. L. Oil Company | Albany, TX 76430 | Oil & Gas Operator | Apr 2008 |
| 8022 | P.B. Blue Dot Properties | Wexford, PA 15090 | Oil & Gas Operator | Oct 2025 |
| 8023 | P.I.D. Drilling Inc | Clyde, TX 79510 | Oil & Gas Operator | Oct 2025 |
| 8024 | P.O.&G. Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | Oct 2025 |
| 8025 | P.O.S. Energy, Inc. | Buna, TX 77612 | Oil & Gas Operator | Oct 2025 |
| 8026 | P.S.N. Petroleum, Inc. | San Antonio, TX 78233 | Oil & Gas Operator | Oct 2025 |
| 8027 | P1 Energy, LLC | Judson, TX 75660 | Oil & Gas Operator | Oct 2025 |
| 8028 | P4 Operating, LLC | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 8029 | Pa Prospect LLC | Columbus, MT 59019 | Oil & Gas Operator | Jul 2020 |
| 8030 | Pablo Energy II, LLC | Amarillo, TX 79105 | Oil & Gas Operator | Jun 2025 |
| 8031 | Pablo Energy, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Dec 2005 |
| 8032 | Pace And Ray Oil Co. | Electra, TX 76360 | Oil & Gas Operator | Oct 2025 |
| 8033 | Pace Oil And Gas Company | Austin, TX 78715 | Oil & Gas Operator | Oct 2025 |
| 8034 | Pace Operating | Abilene, TX 79608 | Oil & Gas Operator | Oct 2025 |
| 8035 | Pace Petroleum Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 2025 |
| 8036 | Pace Production Co. | San Angelo, TX 76902 | Oil & Gas Operator | Oct 2025 |
| 8037 | Pace Royalty Trust Fund, Inc. | Shreveport, LA 71135 | Oil & Gas Operator | Nov 2001 |
| 8038 | Pace West Production LC | San Angelo, TX 76904 | Oil & Gas Operator | Sep 1995 |
| 8039 | Pacesetter Energy, Inc. | Flower Mound, TX 75028 | Oil & Gas Operator | May 2008 |
| 8040 | Pacesetter Energy, LLC | Flower Mound, TX 75028 | Oil & Gas Operator | Jul 2020 |
| 8041 | Pacific Enterprises Oil Co. (USA) | Dallas, TX 75201 | Oil & Gas Operator | Feb 2001 |
| 8042 | Pacific Enterprises Royalty Co | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2002 |
| 8043 | Pacific Exploration Oper Co, LLC | Houston, TX 77057 | Oil Operator | Oct 2025 |
| 8044 | Pacific Operators, Inc. | San Antonio, TX 78205 | Oil & Gas Operator | Mar 1999 |
| 8045 | Pack-Man Energy Company | Ranger, TX 76470 | Oil & Gas Operator | Nov 2005 |
| 8046 | Packard Gas Company | Irving, TX 75063 | Oil & Gas Operator | Nov 2006 |
| 8047 | Pactola Development Co | Tulsa, OK 74159 | Oil & Gas Operator | Sep 2004 |
| 8048 | Padon, Frank B. Oil Oper., Inc. | Houston, TX 77227 | Oil & Gas Operator | Nov 1998 |
| 8049 | Page Energy | Eldorado, TX 76936 | Oil & Gas Operator | Mar 1997 |
| 8050 | Page Exploration | Midland, TX 79701 | Oil & Gas Operator | Apr 2007 |
| 8051 | Page Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 8052 | Page Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2010 |
| 8053 | Paint Rock Operating, LLC | San Angelo, TX 76904 | Oil & Gas Operator | Oct 2025 |
| 8054 | Pairadice Oil And Gas Company LLC | Caldwell, TX 77836 | Oil Operator | Oct 2025 |
| 8055 | Paisano Minerals Company | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Aug 2003 |
| 8056 | Paisano Petroleum, Inc. | San Antonio, TX 78246 | Oil & Gas Operator | Dec 2016 |
| 8057 | Paisano Production, Inc. | Somerset, TX 78069 | Oil Operator | Oct 2025 |
| 8058 | Pal Energy LLC | Guymon, OK 73942-1950 | Gas Operator | Aug 2009 |
| 8059 | Palace Exploration Company | Houston, TX 77002 | Oil & Gas Operator | Mar 2007 |
| 8060 | Palace Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2009 |
| 8061 | Paladar Investments I, L.L.C. | Houston, TX 77090 | Oil & Gas Operator | Feb 2013 |
| 8062 | Paladin Drilling Company | McLeod, TX 75565 | Gas Operator | Sep 2011 |
| 8063 | Paladin Energy Corp. | Dallas, TX 75229 | Oil & Gas Operator | Jul 2017 |
| 8064 | Paladin Exploration Co., Inc. | Plano, TX 75093 | Oil & Gas Operator | Feb 1995 |
| 8065 | Paladin Petroleum III, L.L.C. | Austin, TX 78746 | Oil & Gas Operator | Oct 2025 |
| 8066 | Paladin-Hayes, L.L.C. | Austin, TX 78746 | Oil & Gas Operator | Dec 1999 |
| 8067 | Paleo Oil & Gas, Inc. | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 8068 | Paleo Oil Company LLC | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Oct 2025 |
| 8069 | Paleo, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Oct 2025 |
| 8070 | Palisades Asset Holding Co LLC | Dallas, TX 75201 | Oil & Gas Operator | Aug 2017 |
| 8071 | Palisades Operating Company | Midland, TX 79702 | Oil & Gas Operator | Oct 2025 |
| 8072 | Palmer Oil Properties | Post, TX 79356 | Oil & Gas Operator | Oct 2025 |
| 8073 | Palmer Operating LLC | Megargel, TX 76370 | Oil Operator | Oct 2025 |
| 8074 | Palmer Petroleum Inc. | Shreveport, LA 71105 | Oil & Gas Operator | Jun 2025 |
| 8075 | Palmer Tank Trucks, Inc. | Olney, TX 76374 | Oil & Gas Operator | Mar 2008 |
| 8076 | Palmer, J. M. | Keller, TX 76244 | Oil & Gas Operator | Aug 2009 |
| 8077 | Palmer, James W. | Wichita Falls, TX 76308 | Oil & Gas Operator | Jul 2002 |
| 8078 | Palmer, John Inc. | Megargel, TX 76370 | Oil & Gas Operator | Feb 1994 |
| 8079 | Palmer, John LLC | Megargel, TX 76370 | Oil & Gas Operator | Oct 2025 |
| 8080 | Palmer, Mike Oil | Megargel, TX 76370 | Oil & Gas Operator | Mar 2021 |
| 8081 | Palmer, Scott Oil | Olney, TX 76374 | Oil Operator | Feb 2023 |
| 8082 | Palmigo Oil Co. | West Hills, CA 91308 | Oil & Gas Operator | Oct 2017 |
| 8083 | Palo Cross, LLC | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 8084 | Palo Duro Resources LLC | Perryton, TX 79070 | Oil & Gas Operator | Oct 2025 |
| 8085 | Palo Petroleum, Inc. | Dallas, TX 75360 | Oil & Gas Operator | Oct 2025 |
| 8086 | Palo Pinto Bond Company, LLC | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 8087 | Palo Pinto Gas Company | Snyder, TX 79550 | Oil & Gas Operator | Dec 1994 |
| 8088 | Palo Pinto Oil & Gas Corporation | Mineral Wells, TX 76068 | Oil & Gas Operator | Apr 2015 |
| 8089 | Palo Pinto Production, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Aug 1998 |
| 8090 | Paloma Natural Gas, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 8091 | Paloma Operating, LLC | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Oct 2025 |
| 8092 | Paloma Resources, LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2018 |
| 8093 | Palrich Oil Corporation | Abilene, TX 79601 | Oil & Gas Operator | Apr 2004 |
| 8094 | Paluxy Oil & Gas, LLC | Forney, TX 75126 | Oil & Gas Operator | Oct 2025 |
| 8095 | Paluxy Sands Corporation | Sonora, TX 76950 | Oil & Gas Operator | Jun 2012 |
| 8096 | Pampa Water Disposal, Inc. | Booker, TX 79005 | Oil & Gas Operator | Oct 2025 |
| 8097 | Pan American Sales Corporation | Dallas, TX 75202 | Oil & Gas Operator | Mar 2001 |
| 8098 | Pan Petroleum Corp. | Abilene, TX 79608 | Oil & Gas Operator | Mar 2008 |
| 8099 | Pan Resources, Inc. | Borger, TX 79007 | Oil & Gas Operator | Mar 2008 |
| 8100 | Pan Western Energy Corporation | Tulsa, OK 74114 | Oil & Gas Operator | Oct 2025 |