| 21901 | Patrick Petroleum Co. | Jackson, MI 49201 | Oil & Gas Operator | Nov 1993 |
| 21902 | Patrick Petroleum Corp Of Michigan | | Oil & Gas Operator | Nov 1993 |
| 21903 | Patrick Petroleum Corp. | | Oil & Gas Operator | Oct 1984 |
| 21904 | Patrick Production Company | Houston, TX 77027 | Oil & Gas Operator | Oct 2025 |
| 21905 | Patrick R J & Jack H Vaughn | Oklahoma City, OK 73154 | Oil & Gas Operator | Feb 2002 |
| 21906 | Patrick R J Oper | | Oil & Gas Operator | Jan 1995 |
| 21907 | Patrick RJ Operating Co | Liberal, KS 67905-1157 | Oil & Gas Operator | Nov 2014 |
| 21908 | Patrick Shipley | Indiana, PA 15701-6501 | Oil & Gas Operator | Dec 2016 |
| 21909 | Patrick, G.R. | Nocona, TX 76255 | Oil Operator | Oct 2025 |
| 21910 | Patrick, George & Patrick, Roger | Nocona, TX 76255 | Oil & Gas Operator | Jul 1999 |
| 21911 | Patrick, Joe Ben | Petrolia, TX 76377 | Oil & Gas Operator | Oct 2009 |
| 21912 | Patriot E & P Company | Tyler, TX 75710 | Oil & Gas Operator | Aug 2004 |
| 21913 | Patriot Exploration Corp | Stahlstown, PA 15687-1301 | Oil & Gas Operator | Dec 2024 |
| 21914 | Patriot Operating Company, Inc. | Houston, TX 77008 | Oil & Gas Operator | Sep 2003 |
| 21915 | Patriot Petroleum Co LLC | Coppell, TX 75019-4216 | Oil & Gas Operator | Jan 2013 |
| 21916 | Patriot Petroleum Company | Bethany, OK 73008 | Oil & Gas Operator | Mar 2015 |
| 21917 | Patriot Production LLC | Southlake, TX 76092 | Oil & Gas Operator | Apr 2023 |
| 21918 | Patriot Resources LLC | | Oil & Gas Operator | Aug 2025 |
| 21919 | Patriot Resources, Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2017 |
| 21920 | Patriot Services, Inc. | Westbrook, TX 79565 | Oil & Gas Operator | Mar 2008 |
| 21921 | Patron Energy LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2015 |
| 21922 | Pats Rent All | | Oil Operator | Jul 2002 |
| 21923 | Patterson & Patterson Oil Co | Cushing, OK 74023 | Oil Operator | Aug 1995 |
| 21924 | Patterson Bobby Ray | Haskell, OK 74436-8809 | Oil & Gas Operator | Apr 2020 |
| 21925 | Patterson Eddy L | Tulsa, OK 74133 | Oil & Gas Operator | Feb 2022 |
| 21926 | Patterson Energy Corporation | Dallas, TX 75205 | Oil & Gas Operator | Oct 2025 |
| 21927 | Patterson Energy LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 21928 | Patterson George E | Ada, OK 74820-1108 | Oil & Gas Operator | Jul 2016 |
| 21929 | Patterson Jerry | | Oil Operator | Jan 1995 |
| 21930 | Patterson John H | Shawnee, OK 74801 | Oil Operator | Dec 2006 |
| 21931 | Patterson Oil Company, The | Eastland, TX 76448 | Oil & Gas Operator | Jun 2025 |
| 21932 | Patterson Operating & Pumping Inc Dba/Penerg | Midland, TX 79710 | Oil & Gas Operator | Jul 2018 |
| 21933 | Patterson Operations LLC | Wichita, KS 67228 | Oil Operator | Jun 2025 |
| 21934 | Patterson Petroleum LLC | Snyder, TX 79550 | Oil & Gas Operator | Oct 2007 |
| 21935 | Patterson Petroleum LP | Snyder, TX 79550 | Oil & Gas Operator | Mar 2008 |
| 21936 | Patterson Petroleum, Inc. | Snyder, TX 79550 | Oil & Gas Operator | Feb 2000 |
| 21937 | Patterson Production Co. | Phillipsburg, KS 67661 | Oil Operator | Jul 1998 |
| 21938 | Patterson Resources, Inc. | | Oil & Gas Operator | Apr 1984 |
| 21939 | Patterson Russell B | Wewoka, OK 74884-1262 | Oil & Gas Operator | Feb 2020 |
| 21940 | Patterson, Ben M., Jr. | San Antonio, TX 78216 | Oil & Gas Operator | Mar 2003 |
| 21941 | Patteson Brother | | Oil Operator | Feb 1990 |
| 21942 | Patteson Oil | | Oil Operator | Dec 2009 |
| 21943 | Patteson Oil, A General Partnership | Moline, KS 67353 | Oil Operator | Apr 2025 |
| 21944 | Patteson, Thomas Wade | Moline, KS 67353 | Oil Operator | Jun 2025 |
| 21945 | Patteson-Sheel O | | Oil Operator | Oct 1990 |
| 21946 | Pattie Creek Oil | | Oil Operator | May 1995 |
| 21947 | Pattie Creek Oil Company | Madison, KS 66860 | Oil Operator | Feb 2000 |
| 21948 | Patton Coleman Exploration Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 21949 | Patton Dale | Stillwater, OK 74074 | Oil & Gas Operator | Dec 2011 |
| 21950 | Patton Exploration, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 21951 | Patton Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 21952 | Patton Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2007 |
| 21953 | Patton Oil Corp. | Corpus Chrsti, TX 78466 | Oil & Gas Operator | Aug 2003 |
| 21954 | Patton Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 1997 |
| 21955 | Patton, Donald L & Jerry | Electra, TX 76360 | Oil & Gas Operator | Aug 2007 |
| 21956 | Patton, E. N. Oil Company, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 21957 | Patton, Lloyd | Fort Worth, TX 76113 | Oil & Gas Operator | Aug 2003 |
| 21958 | Patton, Lloyd J Estate | Fort Worth, TX 76113 | Oil & Gas Operator | Aug 2003 |
| 21959 | Patty Creek Oil LLC | Emporia, KS 66801 | Oil Operator | Jun 2025 |
| 21960 | Paul Bowman Oil | | Oil Operator | Jul 2000 |
| 21961 | Paul Bowman Oil Trust | Codell, KS 67663 | Oil Operator | Jun 2025 |
| 21962 | Paul Burton LLC | Ardmore, OK 73401 | Oil & Gas Operator | Jul 2025 |
| 21963 | Paul E. Cameron, Jr., Inc. | | Oil & Gas Operator | May 2003 |
| 21964 | Paul Gillham Oil Company | Maud, OK 74854 | Oil & Gas Operator | Jun 2025 |
| 21965 | Paul Gowan-Miss. Ventures | | Gas Operator | Jan 1990 |
| 21966 | Paul Graham Drilling & Service Co. | | Oil & Gas Operator | Dec 2011 |
| 21967 | Paul Guido | | Oil Operator | Oct 1998 |
| 21968 | Paul J. Ross | | Oil Operator | Dec 1986 |
| 21969 | Paul M. Toce | | Oil & Gas Operator | Jul 1984 |
| 21970 | Paul M. Woodward | | Oil Operator | Jul 2025 |
| 21971 | Paul Rankin Inc. | | Oil & Gas Operator | Aug 2025 |
| 21972 | Pauley Oil | | Oil Operator | Jun 2025 |
| 21973 | Pauley, Joseph E | Spencer, WV 25276-8719 | Oil & Gas Operator | Dec 2021 |
| 21974 | Pauley, Ralph | Sod, WV 25564 | Oil & Gas Operator | Dec 2021 |
| 21975 | Pauley, W.E., Agent | Spencer, WV 25276-0000 | Gas Operator | Dec 2021 |
| 21976 | Paulico Resources, Inc. | Charleston, WV 25301-0000 | Oil & Gas Operator | Dec 2021 |
| 21977 | Pauls Valley Disposal LLC | Kingston, OK 73439-2130 | Oil Operator | Mar 2015 |
| 21978 | Paulsen Petroleu | | Oil Operator | Feb 1994 |
| 21979 | Pautsky, Jimmy | Wichita Falls, TX 76308 | Oil & Gas Operator | Oct 2025 |
| 21980 | Pautsky, Jimmy Estate Of | Wichita Falls, TX 76308 | Oil Operator | Jan 2022 |
| 21981 | Pavlas Oil & Gas | Rockdale, TX 76567 | Oil & Gas Operator | Oct 2025 |
| 21982 | Paw Oil And Gas LTD | North Canton, OH 44720 | Oil & Gas Operator | Dec 2024 |
| 21983 | Pawnee Oil And Gas, Inc. | Richardson, TX 75083 | Oil & Gas Operator | May 2023 |
| 21984 | Pawnee Oil Corp. | | Oil Operator | May 2003 |
| 21985 | Pawnee Oil, LLC | Overland Park, KS 66221 | Oil Operator | Jan 2025 |
| 21986 | Pawnee Petroleum Company | Seminole, OK 74868-0951 | Oil & Gas Operator | Feb 2023 |
| 21987 | Pax Energy LLC | Oklahoma City, OK 73112-7371 | Oil Operator | Sep 2021 |
| 21988 | Pax Energy LTD | Elmhurst, IL 60126 | Oil & Gas Operator | Dec 1998 |
| 21989 | Pax Petroleum Corporation | La Jolla, CA 92037 | Oil & Gas Operator | Mar 2008 |
| 21990 | Paxco, Inc. | Hays, KS 67601 | Oil & Gas Operator | Jun 2025 |
| 21991 | Paxton Oil Company | | Oil & Gas Operator | Dec 2024 |
| 21992 | Paxton Petroleum, LTD. | | Oil & Gas Operator | May 1989 |
| 21993 | Paxton Resources LLC | | Oil & Gas Operator | Aug 2025 |
| 21994 | Pay Oil, L. L. C. | | Oil & Gas Operator | Jan 2025 |
| 21995 | Pay Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 21996 | Pay Ventures, L.L.C. | | Oil Operator | Dec 2024 |
| 21997 | Payne Charlie D | Lawton, OK 73505 | Oil & Gas Operator | May 2001 |
| 21998 | Payne Exploration Company | Crescent, OK 73028 | Oil & Gas Operator | Jun 2025 |
| 21999 | Payne Petroleum | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 22000 | Payne Producing Co. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Jun 2008 |