| 22001 | Penrod Oil Company Of Texas, Inc | Milano, TX 76556 | Oil & Gas Operator | Nov 2024 |
| 22002 | Pense Brothers Drilling | | Oil Operator | Dec 1998 |
| 22003 | Pentad Development Corp. (A) | Dallas, TX 75201 | Oil & Gas Operator | Mar 1993 |
| 22004 | Pentagon Petroleum, Inc. | | Oil & Gas Operator | Sep 1991 |
| 22005 | Pentarch Petroleum | | Oil Operator | Sep 2024 |
| 22006 | Pentergy Operating, LLC | New Braunfels, TX 78132 | Oil & Gas Operator | Nov 2024 |
| 22007 | Pentex Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2003 |
| 22008 | Pentex Operating Company | Oklahoma City, OK 73132 | Oil & Gas Operator | Oct 1994 |
| 22009 | Penton And Penton | | Oil & Gas Operator | Jan 1983 |
| 22010 | Pentress Gas LLC | Pentress, WV 26544 | Gas Operator | Dec 2021 |
| 22011 | Penwell Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Nov 2024 |
| 22012 | Peoco LLC | | Gas Operator | Aug 2024 |
| 22013 | Peoples Bank & Trust Company | McPherson, KS 67460 | Oil Operator | Jan 2013 |
| 22014 | Peoples Energy Prod.-TX, L.P. | Houston, TX 77002 | Oil & Gas Operator | Sep 2007 |
| 22015 | Peoples Energy Production-Texas, L.P. | Houston, TX 77010 | Oil & Gas Operator | Oct 2007 |
| 22016 | Peoples Gas Co LLC | Butler, PA 16001-4904 | Oil & Gas Operator | Dec 2005 |
| 22017 | Peoples Ice Inc | | Oil & Gas Operator | Nov 1997 |
| 22018 | Peoples Natural Gas Co LLC | Pittsburgh, PA 15212 | Gas Operator | Dec 2016 |
| 22019 | Peoples Oil, LLC | Ottawa, KS 66067 | Oil Operator | Jul 2024 |
| 22020 | Pep Drilling LLC | MT Vernon, IL 62864 | Oil & Gas Operator | Dec 2022 |
| 22021 | Pepin Oil Co | Stillwater, OK 74076 | Oil & Gas Operator | Oct 2013 |
| 22022 | Pepin Operating Company Inc | Stillwater, OK 74075-9535 | Oil & Gas Operator | May 2009 |
| 22023 | Pepper Development, LLC | Clarksburg, WV 26302 | Oil & Gas Operator | Dec 2021 |
| 22024 | Pepper Oil Co | Newark, OH 43055 | Oil & Gas Operator | Dec 1992 |
| 22025 | Percussion Petroleum Oper II,LLC | Houston, TX 77042 | Oil & Gas Operator | Jul 2023 |
| 22026 | Percussion Petroleum Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2019 |
| 22027 | Perdido Energy Louisiana, LLC | | Oil & Gas Operator | Jun 2024 |
| 22028 | Perdido Energy, LLC | Houston, TX 77251 | Oil & Gas Operator | Nov 2024 |
| 22029 | Perdue-Davidson Oil Co | | Oil & Gas Operator | Dec 2021 |
| 22030 | Perdura Energy L.L.C. | | Oil & Gas Operator | Apr 2018 |
| 22031 | Perdure Petroleum LLC | Allen, TX 75013 | Oil & Gas Operator | Oct 2021 |
| 22032 | Peregrine Energy, Inc. | Spring, TX 77393 | Oil & Gas Operator | Jul 1999 |
| 22033 | Peregrine Petroleum Corp | Oklahoma City, OK 73116-7639 | Oil & Gas Operator | May 2020 |
| 22034 | Peregrine Petroleum Partners, LTD | | Oil & Gas Operator | Oct 2021 |
| 22035 | Peregrine Petroleum PRTNR, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2024 |
| 22036 | Perenco LLC | Houston, TX 77002 | Oil & Gas Operator | Apr 2005 |
| 22037 | Perera Ray & Den | | Oil Operator | Sep 1994 |
| 22038 | Perez, H. F. | Alice, TX 78332 | Oil & Gas Operator | May 2023 |
| 22039 | Performance Energy Partners LLC | Barnsdall, OK 74002-0628 | Oil & Gas Operator | May 2024 |
| 22040 | Performance Operating Company LLC | Barnsdall, OK 74002 | Oil & Gas Operator | Sep 2024 |
| 22041 | Performance Operating Partners, LLC | Shreveport, LA 71164 | Oil & Gas Operator | Nov 2024 |
| 22042 | Performance Petroleum Company LLC | Barnsdall, OK 74002 | Oil & Gas Operator | Sep 2024 |
| 22043 | Pergerson Energy, L.L.C. | Richmond, VA 23225 | Oil Operator | Nov 2024 |
| 22044 | Perimeter Resource Company | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 22045 | Periscope Operating LLC | McKinney, TX 75069 | Oil & Gas Operator | Jun 2020 |
| 22046 | Perkins & Perkins Oil Co. Inc. | Allegany, NY 14706 | Oil & Gas Operator | Dec 2023 |
| 22047 | Perkins Energy Company | Duncan, OK 73533-3853 | Oil & Gas Operator | Sep 2024 |
| 22048 | Perkins Mike | Velma, OK 73091 | Oil & Gas Operator | Jan 2006 |
| 22049 | Perkins Nova | Atwood, OK 74827-9738 | Oil Operator | Feb 2014 |
| 22050 | Perkins Oil & Gas Inc | Pennsboro, WV 26415-0547 | Oil & Gas Operator | Dec 2021 |
| 22051 | Perkins Oil Comp | | Oil Operator | Nov 1988 |
| 22052 | Perkins Oil Ente | | Oil & Gas Operator | Dec 1995 |
| 22053 | Perkins Oil Enterprises, Inc. | Howard, KS 67349 | Oil & Gas Operator | Jul 2024 |
| 22054 | Perkins Oil Properties | | Oil & Gas Operator | May 2024 |
| 22055 | Perkins Production Company LLC | Pennsboro, WV 26415 | Oil & Gas Operator | Dec 2021 |
| 22056 | Perkins, Bobby R | | Oil Operator | Mar 2017 |
| 22057 | Perkins, Don & Assoc, Inc | | Oil Operator | Dec 2011 |
| 22058 | Perkins, Earl | | Oil & Gas Operator | Aug 2013 |
| 22059 | Perkins, Eugene O. | Boerne, TX 78015 | Oil & Gas Operator | Nov 2024 |
| 22060 | Perkins-Prothro Company | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2002 |
| 22061 | Perlman,I.H.Oil & Gas Properties | Houston, TX 77056 | Oil & Gas Operator | Mar 2008 |
| 22062 | Permeator Corp. | | Oil Operator | Sep 1990 |
| 22063 | Permex Petroleum Company, LLC | Dallas, TX 75201 | Oil & Gas Operator | Mar 2024 |
| 22064 | Permex Petroleum Corporation | Graham, TX 76450 | Oil & Gas Operator | Nov 2024 |
| 22065 | Permian Basin Oil Corporation | Odessa, TX 79762 | Oil & Gas Operator | Nov 2024 |
| 22066 | Permian Deep Rock Oil Co., LLC | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 22067 | Permian Development, Inc. | Midland, TX 79701 | Oil & Gas Operator | Mar 2008 |
| 22068 | Permian Legend LLC | San Marcos, TX 78666 | Oil Operator | Nov 2024 |
| 22069 | Permian Natural Resources | Austin, TX 78701 | Oil & Gas Operator | Nov 2024 |
| 22070 | Permian Pacific Resources, Inc. | Dallas, TX 75230 | Oil & Gas Operator | Aug 2003 |
| 22071 | Permian Resources Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Nov 2024 |
| 22072 | Permian Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 22073 | Permian Resources, LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2018 |
| 22074 | Permian Roustabout & Oilfield Services LLC | Blanchard, OK 73010 | Oil & Gas Operator | Feb 2024 |
| 22075 | Permian Services Co., LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2013 |
| 22076 | Permian Solutions LLC | Midland, TX 79702 | Oil Operator | Nov 2024 |
| 22077 | Permian Surveys | Midland, TX 79707 | Oil & Gas Operator | Oct 1999 |
| 22078 | Permian West Corp. | Odessa, TX 79762 | Oil & Gas Operator | Nov 2024 |
| 22079 | Permok Oil Inc | Shawnee Mission, KS 662082110 | Oil & Gas Operator | Feb 2013 |
| 22080 | Perna Oil & Gas LLC | | Oil & Gas Operator | May 2024 |
| 22081 | Pero Farms Inc. | Brant, NY 14027 | Gas Operator | Dec 2023 |
| 22082 | Peroco Oil & Gas | Killbuck, OH 44637 | Oil & Gas Operator | Dec 1987 |
| 22083 | Perrin Oil Compa | | Oil & Gas Operator | Jun 1985 |
| 22084 | Perrin, Mary L | | Oil & Gas Operator | Oct 2005 |
| 22085 | Perry C A And Son Inc | | Oil & Gas Operator | Dec 1994 |
| 22086 | Perry L Larson Operating Co | Dallas, TX 75231-4712 | Oil & Gas Operator | Sep 2024 |
| 22087 | Perry Operating Inc. | Graham, TX 76450 | Oil & Gas Operator | Nov 2024 |
| 22088 | Perry Petroleum | | Oil Operator | Jun 1993 |
| 22089 | Perry Point, Inc. | | Oil Operator | Mar 2022 |
| 22090 | Perry Producing Company, Inc. | Ackerly, TX 79713 | Oil & Gas Operator | Nov 2024 |
| 22091 | Perry Production Company Inc | Perry, OK 73077-0412 | Oil & Gas Operator | May 2006 |
| 22092 | Perry, J. R. & Co. | Haskell, TX 79521 | Oil & Gas Operator | Jul 2015 |
| 22093 | Perry, James D | El Dorado, AR 71730 | Oil Operator | Jul 2024 |
| 22094 | Perry, Robert & Elizabeth | Dewittville, NY 14728 | Gas Operator | Dec 2023 |
| 22095 | Perryman Exp. And Prod., LLC | Athens, TX 75751 | Oil & Gas Operator | Nov 2024 |
| 22096 | Perryman Operating Company | Athens, TX 75751 | Oil & Gas Operator | Nov 2024 |
| 22097 | Perryton Operating Co., Inc. | Perryton, TX 79070 | Oil & Gas Operator | Nov 2024 |
| 22098 | Person Oil Co. | Bowie, TX 76230 | Oil & Gas Operator | Sep 2002 |
| 22099 | Person, Claude | Bowie, TX 76230 | Oil & Gas Operator | Apr 2007 |
| 22100 | Person, J.S., Inc. | Longview, TX 75606 | Oil & Gas Operator | Nov 2024 |