| 21401 | Passmore, Mike F. | Monahans, TX 79756 | Oil & Gas Operator | Jun 2026 |
| 21402 | Pasture Production Company | Bryan, TX 77808 | Oil & Gas Operator | Apr 2005 |
| 21403 | Patalon Robert E | Erie, PA 16505-0444 | Gas Operator | Dec 2025 |
| 21404 | Patara Andover I LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2014 |
| 21405 | Patara Oil & Gas LLC | Dallas, TX 75219 | Oil & Gas Operator | Mar 2018 |
| 21406 | Patchwork Oil & Gas LLC | Davisville, WV 26142 | Oil & Gas Operator | Dec 2021 |
| 21407 | Patco Investments Inc | Seminole, OK 74868 | Oil Operator | Nov 2007 |
| 21408 | Pate, L. T. | Austin, TX 78701 | Oil & Gas Operator | Aug 1994 |
| 21409 | Pate-Dombaugh Pe | | Oil Operator | Sep 1991 |
| 21410 | Pathex Petroleum, Inc | | Gas Operator | Dec 2013 |
| 21411 | Pathfinder Capital L.C. | Dallas, TX 75219 | Oil Operator | Mar 2008 |
| 21412 | Pathfinder Energy Inc | Casper, WY 82605 | Oil & Gas Operator | May 2024 |
| 21413 | Pathfinder Exploration LLC | Norman, OK 73069-8516 | Gas Operator | Aug 2003 |
| 21414 | Patina Oil & Gas Corporation | Denver, CO 80202 | Oil & Gas Operator | May 2016 |
| 21415 | Patina Oklahoma Corp | Duncan, OK 73533-9523 | Oil & Gas Operator | Nov 2014 |
| 21416 | Patina San Juan Incorporated | Farmington, NM 87402 | Oil & Gas Operator | Dec 2007 |
| 21417 | Patkim Production Inc. | | Oil Operator | Jan 2025 |
| 21418 | Patno Oil & Gas Company | Zapata, TX 78076 | Oil & Gas Operator | Jun 2026 |
| 21419 | Patoil Corp. | San Antonio, TX 78205 | Oil & Gas Operator | Aug 2003 |
| 21420 | Patricia Oil Company | Tuleta, TX 78162 | Oil Operator | Sep 2008 |
| 21421 | Patrick & Hadley | Nocona, TX 76255 | Oil & Gas Operator | Jul 1999 |
| 21422 | Patrick & Vaughn | Oklahoma City, OK 73154 | Oil & Gas Operator | Sep 2005 |
| 21423 | Patrick Development Corporation | Leawood, KS 66206 | Oil Operator | Feb 2026 |
| 21424 | Patrick Exploration Company | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2011 |
| 21425 | Patrick Pet. Corp. Of Michigan | Houston, TX 77227 | Oil & Gas Operator | Aug 1995 |
| 21426 | Patrick Petroleum Co. | Jackson, MI 49201 | Oil & Gas Operator | Nov 1993 |
| 21427 | Patrick Petroleum Corp Of Michigan | | Oil & Gas Operator | Nov 1993 |
| 21428 | Patrick Petroleum Corporation | | Oil & Gas Operator | Oct 1984 |
| 21429 | Patrick Production Company | Houston, TX 77027 | Oil & Gas Operator | Jun 2026 |
| 21430 | Patrick R J & Jack H Vaughn | Oklahoma City, OK 73154 | Oil & Gas Operator | Feb 2002 |
| 21431 | Patrick R J Oper | | Oil & Gas Operator | Jan 1995 |
| 21432 | Patrick RJ Operating Co | Liberal, KS 67905-1157 | Oil & Gas Operator | Nov 2014 |
| 21433 | Patrick Shipley | Indiana, PA 15701-6501 | Oil & Gas Operator | Dec 2016 |
| 21434 | Patrick, G.R. | Nocona, TX 76255 | Oil Operator | Jun 2026 |
| 21435 | Patrick, George & Patrick, Roger | Nocona, TX 76255 | Oil & Gas Operator | Jul 1999 |
| 21436 | Patrick, Joe Ben | Petrolia, TX 76377 | Oil & Gas Operator | Oct 2009 |
| 21437 | Patriot E & P Company | Tyler, TX 75710 | Oil & Gas Operator | Aug 2004 |
| 21438 | Patriot Energy Resources LLC | Golden, CO 80401 | Gas Operator | Aug 2014 |
| 21439 | Patriot Exploration Corp | Stahlstown, PA 15687-1301 | Oil & Gas Operator | Dec 2025 |
| 21440 | Patriot Operating Company, Inc. | Houston, TX 77008 | Oil & Gas Operator | Sep 2003 |
| 21441 | Patriot Petroleum Co LLC | Coppell, TX 75019-4216 | Oil & Gas Operator | Jan 2013 |
| 21442 | Patriot Production LLC | Southlake, TX 76092 | Oil & Gas Operator | Apr 2023 |
| 21443 | Patriot Resources LLC | | Oil & Gas Operator | Mar 2026 |
| 21444 | Patriot Resources, Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2017 |
| 21445 | Patriot Services, Inc. | Westbrook, TX 79565 | Oil & Gas Operator | Mar 2008 |
| 21446 | Patron Energy LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2015 |
| 21447 | Pats Rent All | | Oil Operator | Jul 2002 |
| 21448 | Patterson & Patterson Oil Co | Cushing, OK 74023 | Oil Operator | Aug 1995 |
| 21449 | Patterson Bobby Ray | Haskell, OK 74436-8809 | Oil & Gas Operator | Apr 2020 |
| 21450 | Patterson Eddy L | Tulsa, OK 74133 | Oil & Gas Operator | Feb 2022 |
| 21451 | Patterson Energy Corporation | Dallas, TX 75367 | Oil & Gas Operator | Jun 2026 |
| 21452 | Patterson Energy LLC | Hays, KS 67601 | Oil & Gas Operator | Feb 2026 |
| 21453 | Patterson George E | Ada, OK 74820-1108 | Oil & Gas Operator | Jul 2016 |
| 21454 | Patterson Jerry | | Oil Operator | Jan 1995 |
| 21455 | Patterson John H | Shawnee, OK 74801 | Oil Operator | Dec 2006 |
| 21456 | Patterson Oil Company, The | Eastland, TX 76448 | Oil & Gas Operator | Mar 2026 |
| 21457 | Patterson Operating & Pumping Inc Dba/Penerg | Midland, TX 79710 | Oil & Gas Operator | Jul 2018 |
| 21458 | Patterson Operations LLC | Wichita, KS 67228 | Oil Operator | Feb 2026 |
| 21459 | Patterson Petroleum LLC | Snyder, TX 79550 | Oil & Gas Operator | Oct 2007 |
| 21460 | Patterson Petroleum LP | Snyder, TX 79550 | Oil & Gas Operator | Mar 2008 |
| 21461 | Patterson Petroleum, Inc. | Snyder, TX 79550 | Oil & Gas Operator | Feb 2000 |
| 21462 | Patterson Production Co. | Phillipsburg, KS 67661 | Oil Operator | Jul 1998 |
| 21463 | Patterson Resources, Inc. | | Oil & Gas Operator | Apr 1984 |
| 21464 | Patterson Russell B | Wewoka, OK 74884-1262 | Oil & Gas Operator | Feb 2020 |
| 21465 | Patterson, Ben M., Jr. | San Antonio, TX 78216 | Oil & Gas Operator | Mar 2003 |
| 21466 | Patteson Brother | | Oil Operator | Feb 1990 |
| 21467 | Patteson Oil | | Oil Operator | Dec 2009 |
| 21468 | Patteson Oil, A General Partnership | Moline, KS 67353 | Oil Operator | Nov 2019 |
| 21469 | Patteson, Thomas Wade | Moline, KS 67353 | Oil Operator | Feb 2026 |
| 21470 | Patteson-Sheel O | | Oil Operator | Oct 1990 |
| 21471 | Pattie Creek Oil | | Oil Operator | May 1995 |
| 21472 | Pattie Creek Oil Company | Madison, KS 66860 | Oil Operator | Feb 2000 |
| 21473 | Patton Coleman Exploration Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2026 |
| 21474 | Patton Dale | Stillwater, OK 74074 | Oil & Gas Operator | Dec 2011 |
| 21475 | Patton Exploration, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2026 |
| 21476 | Patton Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 21477 | Patton Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2007 |
| 21478 | Patton Oil Corp. | Corpus Chrsti, TX 78466 | Oil & Gas Operator | Aug 2003 |
| 21479 | Patton Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 1997 |
| 21480 | Patton, Donald L & Jerry | Electra, TX 76360 | Oil & Gas Operator | Aug 2007 |
| 21481 | Patton, E. N. Oil Company, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2026 |
| 21482 | Patton, Lloyd | Fort Worth, TX 76113 | Oil & Gas Operator | Aug 2003 |
| 21483 | Patton, Lloyd J Estate | Fort Worth, TX 76113 | Oil & Gas Operator | Aug 2003 |
| 21484 | Patty Creek Oil LLC | Emporia, KS 66801 | Oil Operator | Feb 2026 |
| 21485 | Paul Bowman Oil | | Oil Operator | Jul 2000 |
| 21486 | Paul Bowman Oil Trust | Codell, KS 67663 | Oil Operator | Feb 2026 |
| 21487 | Paul Burton LLC | Ardmore, OK 73401 | Oil & Gas Operator | Mar 2026 |
| 21488 | Paul E. Cameron, Jr., Inc. | | Oil & Gas Operator | May 2003 |
| 21489 | Paul Gillham Oil Company | Maud, OK 74854 | Oil & Gas Operator | Feb 2026 |
| 21490 | Paul Gowan-Miss. Ventures | | Gas Operator | Jan 1990 |
| 21491 | Paul Graham Drilling & Service Co. | | Oil & Gas Operator | Dec 2011 |
| 21492 | Paul Guido | | Oil Operator | Oct 1998 |
| 21493 | Paul J. Ross | | Oil Operator | Dec 1986 |
| 21494 | Paul M. Toce | | Oil & Gas Operator | Jul 1984 |
| 21495 | Paul M. Woodward | | Oil Operator | Dec 2025 |
| 21496 | Paul Rankin Inc. | | Oil & Gas Operator | Apr 2026 |
| 21497 | Pauley Oil | | Oil Operator | Feb 2026 |
| 21498 | Pauley, Joseph E | Spencer, WV 25276-8719 | Oil & Gas Operator | Dec 2021 |
| 21499 | Pauley, Ralph | Sod, WV 25564 | Oil & Gas Operator | Dec 2021 |
| 21500 | Paulico Resources, Inc. | Charleston, WV 25301-0000 | Oil & Gas Operator | Dec 2021 |