| 22301 | Pentex Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2003 |
| 22302 | Pentex Operating Company | Oklahoma City, OK 73132 | Oil & Gas Operator | Oct 1994 |
| 22303 | Penton And Penton | | Oil & Gas Operator | Jan 1983 |
| 22304 | Pentress Gas LLC | Pentress, WV 26544 | Gas Operator | Dec 2021 |
| 22305 | Penwell Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jun 2025 |
| 22306 | Penwell South Operating LLC | Houston, TX 77269 | Oil Operator | Jun 2025 |
| 22307 | Peoco LLC | | Gas Operator | Apr 2025 |
| 22308 | Peoples Bank & Trust Company | McPherson, KS 67460 | Oil Operator | Jan 2013 |
| 22309 | Peoples Energy Prod.-TX, L.P. | Houston, TX 77002 | Oil & Gas Operator | Sep 2007 |
| 22310 | Peoples Energy Production-Texas, L.P. | Houston, TX 77010 | Oil & Gas Operator | Oct 2007 |
| 22311 | Peoples Gas Co LLC | Butler, PA 16001-4904 | Oil & Gas Operator | Dec 2005 |
| 22312 | Peoples Natural Gas Co LLC | Pittsburgh, PA 15212 | Gas Operator | Dec 2016 |
| 22313 | Peoples Oil, LLC | Ottawa, KS 66067 | Oil Operator | Feb 2025 |
| 22314 | Pep Drilling LLC | MT Vernon, IL 62864 | Oil & Gas Operator | Dec 2022 |
| 22315 | Pepin Oil Co | Stillwater, OK 74076 | Oil & Gas Operator | Oct 2013 |
| 22316 | Pepin Operating Company Inc | Stillwater, OK 74075-9535 | Oil & Gas Operator | May 2009 |
| 22317 | Pepper Development, LLC | Clarksburg, WV 26302 | Oil & Gas Operator | Dec 2021 |
| 22318 | Pepper Oil Co | Newark, OH 43055 | Oil & Gas Operator | Dec 1992 |
| 22319 | Percussion Petroleum Oper II,LLC | Houston, TX 77042 | Oil & Gas Operator | Jul 2023 |
| 22320 | Percussion Petroleum Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2019 |
| 22321 | Perdido Energy Louisiana, LLC | | Oil & Gas Operator | Dec 2024 |
| 22322 | Perdido Energy, LLC | Houston, TX 77251 | Oil & Gas Operator | Jun 2025 |
| 22323 | Perdue-Davidson Oil Co | | Oil & Gas Operator | Dec 2021 |
| 22324 | Perdura Energy L.L.C. | | Oil & Gas Operator | Apr 2018 |
| 22325 | Perdure Petroleum LLC | Allen, TX 75013 | Oil & Gas Operator | Oct 2021 |
| 22326 | Peregrine Energy, Inc. | Spring, TX 77393 | Oil & Gas Operator | Jul 1999 |
| 22327 | Peregrine Petroleum Corp | Oklahoma City, OK 73116-7639 | Oil & Gas Operator | May 2020 |
| 22328 | Peregrine Petroleum Partners, LTD | | Oil & Gas Operator | Oct 2021 |
| 22329 | Peregrine Petroleum PRTNR, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Jun 2025 |
| 22330 | Perenco LLC | Houston, TX 77002 | Oil & Gas Operator | Apr 2005 |
| 22331 | Perera Ray & Den | | Oil Operator | Sep 1994 |
| 22332 | Perez, H. F. | Alice, TX 78332 | Oil & Gas Operator | May 2023 |
| 22333 | Perfection Oil & Gas Co | | Gas Operator | Sep 1937 |
| 22334 | Performance Energy Partners LLC | Barnsdall, OK 74002-0628 | Oil & Gas Operator | Oct 2024 |
| 22335 | Performance Operating Company LLC | Barnsdall, OK 74002 | Oil & Gas Operator | Mar 2025 |
| 22336 | Performance Operating Partners, LLC | Shreveport, LA 71164 | Oil & Gas Operator | Jun 2025 |
| 22337 | Performance Petroleum Company LLC | Barnsdall, OK 74002 | Oil & Gas Operator | Mar 2025 |
| 22338 | Pergerson Energy, L.L.C. | Richmond, VA 23225 | Oil Operator | Jun 2025 |
| 22339 | Perimeter Resource Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2025 |
| 22340 | Periscope Operating LLC | McKinney, TX 75069 | Oil & Gas Operator | Jun 2020 |
| 22341 | Perkins & Perkins Oil Co. Inc. | Allegany, NY 14706 | Oil & Gas Operator | Dec 2023 |
| 22342 | Perkins Energy Company | Duncan, OK 73533-3853 | Oil & Gas Operator | Apr 2025 |
| 22343 | Perkins Mike | Velma, OK 73091 | Oil & Gas Operator | Jan 2006 |
| 22344 | Perkins Nova | Atwood, OK 74827-9738 | Oil Operator | Feb 2014 |
| 22345 | Perkins Oil & Gas Inc | Pennsboro, WV 26415-0547 | Oil & Gas Operator | Dec 2021 |
| 22346 | Perkins Oil Comp | | Oil Operator | Nov 1988 |
| 22347 | Perkins Oil Ente | | Oil & Gas Operator | Dec 1995 |
| 22348 | Perkins Oil Enterprises, Inc. | Howard, KS 67349 | Oil & Gas Operator | Feb 2025 |
| 22349 | Perkins Oil Properties | | Oil & Gas Operator | Nov 2024 |
| 22350 | Perkins Production Company Inc | Seminole, OK 74868 | Oil & Gas Operator | May 2006 |
| 22351 | Perkins Production Company LLC | Pennsboro, WV 26415 | Oil & Gas Operator | Dec 2021 |
| 22352 | Perkins, Bobby R | | Oil Operator | Mar 2017 |
| 22353 | Perkins, Don & Assoc, Inc | | Oil Operator | Dec 2011 |
| 22354 | Perkins, Earl | | Oil & Gas Operator | Aug 2013 |
| 22355 | Perkins, Eugene O. | Boerne, TX 78015 | Oil & Gas Operator | Jun 2025 |
| 22356 | Perkins-Prothro Company | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2002 |
| 22357 | Perlman,I.H.Oil & Gas Properties | Houston, TX 77056 | Oil & Gas Operator | Mar 2008 |
| 22358 | Permeator Corp. | | Oil Operator | Sep 1990 |
| 22359 | Permex Petroleum Company, LLC | Dallas, TX 75201 | Oil & Gas Operator | Mar 2024 |
| 22360 | Permex Petroleum Corporation | Graham, TX 76450 | Oil & Gas Operator | Jun 2025 |
| 22361 | Permian Basin Oil Corporation | Odessa, TX 79762 | Oil & Gas Operator | Jun 2025 |
| 22362 | Permian Deep Rock Oil Co., LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2025 |
| 22363 | Permian Development, Inc. | Midland, TX 79701 | Oil & Gas Operator | Mar 2008 |
| 22364 | Permian Legend LLC | San Marcos, TX 78666 | Oil Operator | Jun 2025 |
| 22365 | Permian Natural Resources | Pflugerville, TX 78660 | Oil & Gas Operator | Jun 2025 |
| 22366 | Permian Pacific Resources, Inc. | Dallas, TX 75230 | Oil & Gas Operator | Aug 2003 |
| 22367 | Permian Reef, LLC | Greenwood, IN 46143 | Gas Operator | Mar 2011 |
| 22368 | Permian Resources Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Jun 2025 |
| 22369 | Permian Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 22370 | Permian Resources, LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2018 |
| 22371 | Permian Roustabout & Oilfield Services LLC | Blanchard, OK 73010 | Oil & Gas Operator | Feb 2024 |
| 22372 | Permian Services Co., LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2013 |
| 22373 | Permian Solutions LLC | Midland, TX 79702 | Oil Operator | Jun 2025 |
| 22374 | Permian Surveys | Midland, TX 79707 | Oil & Gas Operator | Oct 1999 |
| 22375 | Permian West Corp. | Odessa, TX 79762 | Oil & Gas Operator | Jun 2025 |
| 22376 | Permico Corporation | Stafford, TX 77477 | Oil & Gas Operator | Nov 2003 |
| 22377 | Permok Oil Inc | Shawnee Mission, KS 662082110 | Oil & Gas Operator | Feb 2013 |
| 22378 | Perna Oil & Gas LLC | | Oil & Gas Operator | Nov 2024 |
| 22379 | Pero Farms Inc. | Brant, NY 14027 | Gas Operator | Dec 2023 |
| 22380 | Peroco Oil & Gas | Killbuck, OH 44637 | Oil & Gas Operator | Dec 1987 |
| 22381 | Perrin Oil Compa | | Oil & Gas Operator | Jun 1985 |
| 22382 | Perrin, Mary L | | Oil & Gas Operator | Oct 2005 |
| 22383 | Perry C A And Son Inc | | Oil & Gas Operator | Dec 1994 |
| 22384 | Perry L Larson Operating Co | Dallas, TX 75231-4712 | Oil & Gas Operator | Mar 2025 |
| 22385 | Perry Operating Inc. | Graham, TX 76450 | Oil & Gas Operator | Jun 2025 |
| 22386 | Perry Petroleum | | Oil Operator | Jun 1993 |
| 22387 | Perry Point, Inc. | | Oil Operator | Mar 2022 |
| 22388 | Perry Producing Company, Inc. | Ackerly, TX 79713 | Oil & Gas Operator | Jun 2025 |
| 22389 | Perry Production Company Inc | Perry, OK 73077-0412 | Oil & Gas Operator | May 2006 |
| 22390 | Perry, J. R. & Co. | Haskell, TX 79521 | Oil & Gas Operator | Jul 2015 |
| 22391 | Perry, James D | El Dorado, AR 71730 | Oil Operator | Nov 2024 |
| 22392 | Perry, Robert & Elizabeth | | Gas Operator | Dec 2023 |
| 22393 | Perryman Exp. And Prod., LLC | Athens, TX 75751 | Oil & Gas Operator | Jun 2025 |
| 22394 | Perryman Operating Company | Athens, TX 75751 | Oil & Gas Operator | Jun 2025 |
| 22395 | Perryton Operating Co., Inc. | Perryton, TX 79070 | Oil & Gas Operator | Jun 2025 |
| 22396 | Person Oil Co. | Bowie, TX 76230 | Oil & Gas Operator | Sep 2002 |
| 22397 | Person, Claude | Bowie, TX 76230 | Oil & Gas Operator | Apr 2007 |
| 22398 | Person, J.S., Inc. | Longview, TX 75606 | Oil & Gas Operator | Jun 2025 |
| 22399 | Pertex Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Jul 1996 |
| 22400 | Pesco | | Oil & Gas Operator | Oct 1984 |