| 22601 | Petroleum Property Services, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Feb 2025 |
| 22602 | Petroleum Recovery & Expl Inc. | | Oil Operator | Oct 1984 |
| 22603 | Petroleum Recovery Systems, L.C. | Houston, TX 77024 | Oil Operator | Jun 2025 |
| 22604 | Petroleum Reserve Corporation | Plymouth MTNG, PA 19462 | Oil & Gas Operator | May 2008 |
| 22605 | Petroleum Resource Management Co | Fort Worth, TX 76107 | Oil & Gas Operator | Jan 2024 |
| 22606 | Petroleum Resource Management Corp | Denver, CO 80203 | Oil & Gas Operator | Apr 2025 |
| 22607 | Petroleum Resource MGMT Co TX | | Oil & Gas Operator | Sep 2020 |
| 22608 | Petroleum Resources Co | Wichita, KS 67206 | Oil & Gas Operator | May 2000 |
| 22609 | Petroleum Resources MGMT Corp. | | Oil & Gas Operator | Mar 2002 |
| 22610 | Petroleum Resources, LLC | | Oil & Gas Operator | Dec 2021 |
| 22611 | Petroleum Service Partners, Inc. | Indiana, PA 15701-0000 | Oil & Gas Operator | Dec 2021 |
| 22612 | Petroleum Technical Services Co. | Midland, TX 79707 | Oil & Gas Operator | Dec 2004 |
| 22613 | Petroleum Techno | | Oil & Gas Operator | Dec 1996 |
| 22614 | Petroleum Technologies, Inc. | Kansas City, MO 64112 | Oil & Gas Operator | Feb 2025 |
| 22615 | Petroleum Venture Capitol Corp | | Oil Operator | Jun 1980 |
| 22616 | Petrolia Drilling Corporation | | Oil & Gas Operator | Jul 2003 |
| 22617 | Petrolia Energy Corporation | Pearland, TX 77581 | Oil Operator | Jan 2024 |
| 22618 | Petrolia Group, L.L.C. | Katy, TX 77449 | Oil & Gas Operator | Jun 2025 |
| 22619 | Petromac, Inc. | Onalaska, TX 77360 | Oil & Gas Operator | Jun 2025 |
| 22620 | Petromark Energy LLC | Oklahoma City, OK 73116-7634 | Oil & Gas Operator | Jun 2000 |
| 22621 | Petromark Resources Company | Tulsa, OK 74136 | Oil & Gas Operator | Sep 1993 |
| 22622 | Petromax Oil And Gas Inc | | Oil & Gas Operator | Dec 1988 |
| 22623 | Petromerica Operating LLC | Oklahoma City, OK 73102-4613 | Oil Operator | Mar 2025 |
| 22624 | Petrominerals Corp. | | Oil & Gas Operator | Dec 2003 |
| 22625 | Petromining, Inc. | Plano, TX 75026 | Oil & Gas Operator | Jun 2025 |
| 22626 | Petron Development Company | | Oil & Gas Operator | Oct 2020 |
| 22627 | Petron Energy Inc | Dallas, TX 75252 | Oil & Gas Operator | Jun 2025 |
| 22628 | Petron Oil & Gas | Lenexa, KS 66215 | Oil & Gas Operator | Feb 2025 |
| 22629 | Petron Oil Company | Missouri City, TX 77489 | Oil & Gas Operator | Jun 2025 |
| 22630 | Petronomics Petroleum, Inc. | Austin, TX 78734 | Oil & Gas Operator | Jan 1995 |
| 22631 | Petronomics, Inc. | Houston, TX 77074 | Oil & Gas Operator | Aug 2003 |
| 22632 | Petronova, LLC | | Gas Operator | Jul 2014 |
| 22633 | Petroplex Energy Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2025 |
| 22634 | Petroplex Equipment, Inc. | Midland, TX 79701 | Oil & Gas Operator | May 2019 |
| 22635 | Petropoint Energy Operating, LLC | Houston, TX 77098 | Oil & Gas Operator | Jun 2025 |
| 22636 | Petroprize | | Oil & Gas Operator | Apr 2025 |
| 22637 | Petropro Energy Partners, L.P. | Houston, TX 77024 | Oil & Gas Operator | Jan 2013 |
| 22638 | Petropro Petroleum LLC | | Oil Operator | Feb 2025 |
| 22639 | Petroquest Energy, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Feb 2001 |
| 22640 | Petroquest Energy, L.L.C. | Lafayette, LA 70505 | Oil & Gas Operator | Jun 2025 |
| 22641 | Petroquest Exploration, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Mar 2008 |
| 22642 | Petroquest Oil & Gas LLC | Wewoka, OK 74884 | Oil & Gas Operator | Mar 2025 |
| 22643 | Petroquest, LLC | El Dorado, AR 71730 | Oil & Gas Operator | Jan 2025 |
| 22644 | Petroreal Inc. | Temple, TX 76503 | Oil & Gas Operator | Jun 2025 |
| 22645 | Petrorep Inc | | Oil Operator | Oct 1998 |
| 22646 | Petrosantander (USA) Inc. | Houston, TX 77057 | Oil & Gas Operator | Feb 2025 |
| 22647 | Petrosaurus, Inc. | Somerset, TX 78069 | Oil Operator | Jun 2025 |
| 22648 | Petrosearch Operating Co, LLC | Denver, CO 80202 | Oil & Gas Operator | Jun 2025 |
| 22649 | Petrosearch, Inc. | | Oil Operator | Jul 1992 |
| 22650 | Petroshale (Us) Inc. | | Oil & Gas Operator | Apr 2025 |
| 22651 | Petroshare Corporation | | Oil & Gas Operator | Jan 2024 |
| 22652 | Petrosil Resources Inc. | | Oil & Gas Operator | Oct 1981 |
| 22653 | Petrosource Energy Corporation | Fort Worth, TX 76112 | Oil & Gas Operator | Jun 2025 |
| 22654 | Petrosource Production Co. L.P. | Midland, TX 79701 | Oil & Gas Operator | Nov 2007 |
| 22655 | Petrosource Production Co., LLC | Midland, TX 79705 | Oil & Gas Operator | Jun 2025 |
| 22656 | Petrotech Resources Corp | Glasgow, KY 42141 | Oil & Gas Operator | Dec 2022 |
| 22657 | Petrotex Engineering Company | Cypress, TX 77429 | Oil & Gas Operator | Jun 2025 |
| 22658 | Petrotex Louisiana Company | | Oil & Gas Operator | Aug 1998 |
| 22659 | Petrotex, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Aug 2003 |
| 22660 | Petrotx Operating, LLC | Kingwood, TX 77339 | Oil & Gas Operator | Jun 2025 |
| 22661 | Petroventures In | | Oil Operator | Apr 1987 |
| 22662 | Petrowater Solutions LLC | Oklahoma City, OK 73102-5643 | Oil Operator | Aug 2016 |
| 22663 | Petrowest | | Oil & Gas Operator | Dec 2001 |
| 22664 | Petrowest Energy Co Inc | | Oil & Gas Operator | Dec 2024 |
| 22665 | Petrox Petroleum Company | Great Falls, MT 59403-0989 | Oil Operator | Mar 2025 |
| 22666 | Petrox Resources Inc | Meeker, CO 81641 | Oil & Gas Operator | Apr 2025 |
| 22667 | Petrox, Inc | Streetsboro, OH 44241 | Oil & Gas Operator | Dec 2024 |
| 22668 | Petrus Oil Company., L.P. | | Oil & Gas Operator | Dec 1989 |
| 22669 | Petrus Operating Co., Inc. | | Oil & Gas Operator | Dec 1986 |
| 22670 | Petsec Energy Inc. | | Oil & Gas Operator | Sep 2012 |
| 22671 | Pettigrew Pumping Service Inc | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2024 |
| 22672 | Pettit Charles Oil Company | Okmulgee, OK 74447-4226 | Oil & Gas Operator | Sep 2018 |
| 22673 | Petx Operating LLC | Sheridan, WY 82801 | Oil & Gas Operator | Jun 2025 |
| 22674 | Petx Petroleum C | | Oil Operator | Nov 1993 |
| 22675 | PF Operating Company | Wichita Falls, TX 76302 | Oil & Gas Operator | Aug 2003 |
| 22676 | Pfed Operating | Keller, TX 76248 | Oil Operator | Jun 2025 |
| 22677 | Pfeifer Explorations, LLC | Hays, KS 67601 | Oil Operator | Feb 2025 |
| 22678 | Pfog Operations, LLC | Midland, TX 79710 | Oil Operator | Jun 2025 |
| 22679 | Pfrang, Derek | Wetmore, KS 66550 | Oil Operator | Jul 2022 |
| 22680 | PG&E Resources Company | Houston, TX 77042 | Oil & Gas Operator | May 1995 |
| 22681 | PG&E Resources Offshore Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 1994 |
| 22682 | PG-M International Operating,LLC | Borger, TX 79008 | Oil & Gas Operator | Jun 2025 |
| 22683 | PGC LLC | Newcastle, WY 92701 | Oil Operator | Oct 2023 |
| 22684 | Pgi Operating, LLC | Sweetwater, TX 79556 | Oil Operator | Jun 2025 |
| 22685 | Pgo, Inc. | Houston, TX 77042 | Oil & Gas Operator | Jun 1999 |
| 22686 | PGP Operating, LLC | Vance, AL 35490 | Gas Operator | Mar 2025 |
| 22687 | PH Exploration, Inc. | Houston, TX 77008 | Oil & Gas Operator | Nov 2001 |
| 22688 | Phalanx Petroleum LLC | | Oil & Gas Operator | Jan 2025 |
| 22689 | Pharaoh & Associates, Inc. | Houston, TX 77252 | Oil & Gas Operator | Aug 2002 |
| 22690 | Pharaoh Oil & Gas, Inc. | MC Camey, TX 79752 | Oil & Gas Operator | Jun 2025 |
| 22691 | Pharaoh Oil, LLC | | Oil Operator | Jan 2025 |
| 22692 | Pharoah Bob | Maysville, OK 73057 | Oil & Gas Operator | Jul 1994 |
| 22693 | Pharyn Resources, LLC | Lenexa, KS 66219 | Oil Operator | Jun 2009 |
| 22694 | Phase III Drilling Inc | Wetumka, OK 74883-0333 | Oil & Gas Operator | Mar 2025 |
| 22695 | PHD Oil & Gas Inc | Rush Springs, OK 73082-0218 | Oil & Gas Operator | May 2021 |
| 22696 | Pheffer Oil, L.L.C. | Laredo, TX 78041 | Oil Operator | Jul 2021 |
| 22697 | Pheldon Oil Production Inc | Asher, OK 74826-2629 | Oil & Gas Operator | Dec 2024 |
| 22698 | Phere Operating Inc | Spring Branch, TX 78070 | Oil & Gas Operator | Jun 2025 |
| 22699 | Phil Groves Oil | | Oil & Gas Operator | Feb 2025 |
| 22700 | Philco Energy Inc | Lamesa, TX 79331 | Oil & Gas Operator | Mar 2015 |