| 22001 | Patterson John H | Shawnee, OK 74801 | Oil Operator | Dec 2006 |
| 22002 | Patterson Oil Company, The | Eastland, TX 76448 | Oil & Gas Operator | Mar 2025 |
| 22003 | Patterson Operating & Pumping Inc Dba/Penergy | Midland, TX 79710 | Oil & Gas Operator | Jul 2018 |
| 22004 | Patterson Operations LLC | Wichita, KS 67228 | Oil Operator | Feb 2025 |
| 22005 | Patterson Petroleum LLC | Snyder, TX 79550 | Oil & Gas Operator | Oct 2007 |
| 22006 | Patterson Petroleum LP | Snyder, TX 79550 | Oil & Gas Operator | Mar 2008 |
| 22007 | Patterson Petroleum, Inc. | Snyder, TX 79550 | Oil & Gas Operator | Feb 2000 |
| 22008 | Patterson Production Co. | Phillipsburg, KS 67661 | Oil Operator | Jul 1998 |
| 22009 | Patterson Resources, Inc. | | Oil & Gas Operator | Apr 1984 |
| 22010 | Patterson Russell B | Wewoka, OK 74884-1262 | Oil & Gas Operator | Feb 2020 |
| 22011 | Patterson, Ben M., Jr. | San Antonio, TX 78216 | Oil & Gas Operator | Mar 2003 |
| 22012 | Patteson Brother | | Oil Operator | Feb 1990 |
| 22013 | Patteson Oil | | Oil Operator | Dec 2009 |
| 22014 | Patteson Oil, A General Partnership | Moline, KS 67353 | Oil Operator | Jan 2025 |
| 22015 | Patteson, Thomas Wade | Moline, KS 67353 | Oil Operator | Feb 2025 |
| 22016 | Patteson-Sheel O | | Oil Operator | Oct 1990 |
| 22017 | Pattie Creek Oil | | Oil Operator | May 1995 |
| 22018 | Pattie Creek Oil Company | Madison, KS 66860 | Oil Operator | Feb 2000 |
| 22019 | Patton Coleman Exploration Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2025 |
| 22020 | Patton Dale | Stillwater, OK 74074 | Oil & Gas Operator | Dec 2011 |
| 22021 | Patton Exploration, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2025 |
| 22022 | Patton Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 22023 | Patton Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2007 |
| 22024 | Patton Oil Corp. | Corpus Chrsti, TX 78466 | Oil & Gas Operator | Aug 2003 |
| 22025 | Patton Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 1997 |
| 22026 | Patton, Donald L & Jerry | Electra, TX 76360 | Oil & Gas Operator | Aug 2007 |
| 22027 | Patton, E. N. Oil Company, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2025 |
| 22028 | Patton, Lloyd | Fort Worth, TX 76113 | Oil & Gas Operator | Aug 2003 |
| 22029 | Patton, Lloyd J Estate | Fort Worth, TX 76113 | Oil & Gas Operator | Aug 2003 |
| 22030 | Patty Creek Oil LLC | Emporia, KS 66801 | Oil Operator | Feb 2025 |
| 22031 | Paul Bowman Oil | | Oil Operator | Jul 2000 |
| 22032 | Paul Bowman Oil Trust | Codell, KS 67663 | Oil Operator | Feb 2025 |
| 22033 | Paul Burton LLC | Ardmore, OK 73401 | Oil & Gas Operator | Apr 2025 |
| 22034 | Paul E. Cameron, Jr., Inc. | | Oil & Gas Operator | May 2003 |
| 22035 | Paul Gillham Oil Company | Maud, OK 74854 | Oil & Gas Operator | Mar 2025 |
| 22036 | Paul Gowan-Miss. Ventures | | Gas Operator | Jan 1990 |
| 22037 | Paul Graham Drilling & Service Co. | | Oil & Gas Operator | Dec 2011 |
| 22038 | Paul Guido | | Oil Operator | Oct 1998 |
| 22039 | Paul J. Ross | | Oil Operator | Dec 1986 |
| 22040 | Paul M. Toce | | Oil & Gas Operator | Jul 1984 |
| 22041 | Paul M. Woodward | | Oil Operator | Mar 2025 |
| 22042 | Paul Rankin Inc. | | Oil & Gas Operator | Apr 2025 |
| 22043 | Pauley Oil | | Oil Operator | Feb 2025 |
| 22044 | Pauley, Joseph E | Spencer, WV 25276-8719 | Oil & Gas Operator | Dec 2021 |
| 22045 | Pauley, Ralph | Sod, WV 25564 | Oil & Gas Operator | Dec 2021 |
| 22046 | Pauley, W.E., Agent | Spencer, WV 25276-0000 | Gas Operator | Dec 2021 |
| 22047 | Paulico Resources, Inc. | Charleston, WV 25301-0000 | Oil & Gas Operator | Dec 2021 |
| 22048 | Pauls Valley Disposal LLC | Pauls Valley, OK 73075 | Oil Operator | Mar 2015 |
| 22049 | Paulsen Petroleu | | Oil Operator | Feb 1994 |
| 22050 | Pautler, Thomas | Akron, NY 14001 | Gas Operator | Dec 2023 |
| 22051 | Pautsky, Jimmy | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 2025 |
| 22052 | Pautsky, Jimmy Estate Of | Wichita Falls, TX 76308 | Oil Operator | Jan 2022 |
| 22053 | Pavlas Oil & Gas | Rockdale, TX 76567 | Oil & Gas Operator | Jun 2025 |
| 22054 | Paw Oil And Gas LTD | North Canton, OH 44720 | Oil & Gas Operator | Dec 2024 |
| 22055 | Pawnee Oil And Gas, Inc. | Richardson, TX 75083 | Oil & Gas Operator | May 2023 |
| 22056 | Pawnee Oil Corp. | | Oil Operator | May 2003 |
| 22057 | Pawnee Oil, LLC | Overland Park, KS 66221 | Oil Operator | Jan 2025 |
| 22058 | Pawnee Petroleum Company | Seminole, OK 74868-0951 | Oil & Gas Operator | Feb 2023 |
| 22059 | Pax Energy LLC | Oklahoma City, OK 73112-7371 | Oil Operator | Sep 2021 |
| 22060 | Pax Energy LTD | Elmhurst, IL 60126 | Oil & Gas Operator | Dec 1998 |
| 22061 | Pax Petroleum Corporation | La Jolla, CA 92037 | Oil & Gas Operator | Mar 2008 |
| 22062 | Paxco, Inc. | Hays, KS 67601 | Oil & Gas Operator | Feb 2025 |
| 22063 | Paxton Oil Company | | Oil & Gas Operator | Dec 2024 |
| 22064 | Paxton Petroleum, LTD. | | Oil & Gas Operator | May 1989 |
| 22065 | Paxton Resources LLC | | Oil & Gas Operator | Mar 2025 |
| 22066 | Pay Oil, L. L. C. | | Oil & Gas Operator | Jan 2025 |
| 22067 | Pay Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 22068 | Pay Ventures, L.L.C. | | Oil Operator | Dec 2024 |
| 22069 | Payne Charlie D | Lawton, OK 73505 | Oil & Gas Operator | May 2001 |
| 22070 | Payne Exploration Company | Crescent, OK 73028 | Oil & Gas Operator | Mar 2025 |
| 22071 | Payne Petroleum | Abilene, TX 79604 | Oil & Gas Operator | Jun 2025 |
| 22072 | Payne Producing Co. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Jun 2008 |
| 22073 | Payne W C Family Trust | Oklahoma City, OK 73116-9044 | Oil & Gas Operator | Mar 2015 |
| 22074 | Payne, B.R. Oil & Gas, Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Feb 2006 |
| 22075 | Payne, Frank O | | Oil Operator | Aug 1999 |
| 22076 | Payne, George A | Newburgh, IN 47629 | Oil Operator | Dec 2023 |
| 22077 | Payne, H Jennings Dba Payne Bros | Newburgh, IN 47630 | Oil Operator | Dec 2023 |
| 22078 | Payne, Lawrence R Dba Payne DRLG Co | Philpot, KY 42366 | Oil Operator | Dec 2022 |
| 22079 | Payne, Richard N & Lynn M | Henderson, KY 42420 | Oil Operator | Dec 2023 |
| 22080 | Payne, Robert E | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 22081 | Payne, W. C. | Nichols Hill, OK 73116 | Oil & Gas Operator | Sep 2005 |
| 22082 | Payne-Johnston | Tyler, TX 75702 | Oil & Gas Operator | Nov 1996 |
| 22083 | Payne-Johnston & Byars | Tyler, TX 75702 | Oil & Gas Operator | Jun 1997 |
| 22084 | Payneco Pipeline Company | Yale, OK 74085 | Oil & Gas Operator | Dec 2000 |
| 22085 | Payola Productions | Athens, TX 75751 | Oil & Gas Operator | Nov 1994 |
| 22086 | Payrock Energy LLC | Oklahoma City, OK 73134-2612 | Oil & Gas Operator | Feb 2023 |
| 22087 | Payrock II, LLC | Houston, TX 77007 | Oil & Gas Operator | Dec 2020 |
| 22088 | Payson Operating, LLC | Argyle, TX 76226 | Oil & Gas Operator | Mar 2018 |
| 22089 | Paystone Oil Corporation | Tulsa, OK 74105 | Oil Operator | Mar 2009 |
| 22090 | PB Oil Company | Vernon, TX 76385 | Oil & Gas Operator | Oct 2023 |
| 22091 | Pbex Operations, LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2025 |
| 22092 | PBT Enterprises Inc | Garber, OK 73738 | Oil & Gas Operator | May 2023 |
| 22093 | PCL Energy LLC | Seminole, OK 74868 | Oil & Gas Operator | Mar 2025 |
| 22094 | Pcore Exploration & Prod II LLC | Golden, CO 80401 | Oil & Gas Operator | Jun 2020 |
| 22095 | PCR Operating LLC | | Oil & Gas Operator | Jul 2024 |
| 22096 | PD Operating Company | Tulsa, OK 74119 | Oil & Gas Operator | Sep 2005 |
| 22097 | PD Valentine Oil & Gas LLC | Newport, OH 45768 | Oil & Gas Operator | Dec 2024 |
| 22098 | PDC Corporation | | Oil & Gas Operator | Jan 2011 |
| 22099 | PDC Energy | Denver, CO 80203 | Oil & Gas Operator | Nov 2012 |
| 22100 | PDC Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Apr 2025 |