| 31501 | Waterbridge Arkoma Operating LLC | Houston, TX 77056 | Oil Operator | Feb 2025 |
| 31502 | Waterbridge Texas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | May 2025 |
| 31503 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 31504 | Waterford Energy Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 1998 |
| 31505 | Waterford Production Co | | Oil Operator | Oct 1992 |
| 31506 | Waterloo Exploration LLC | Tulsa, OK 74136-4226 | Gas Operator | Feb 2025 |
| 31507 | Waters Eng. & Operating, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Sep 2013 |
| 31508 | Waters Petroleum | Albany, TX 76430 | Oil & Gas Operator | Aug 2016 |
| 31509 | Watertech Disposal | Enid, OK 73702-0125 | Oil Operator | Sep 2007 |
| 31510 | Watkins Energy LLC | Healdton, OK 73438 | Oil Operator | Feb 2025 |
| 31511 | Watkins J L | Henryetta, OK 74437 | Oil & Gas Operator | Mar 2025 |
| 31512 | Watkins Joe L | Boynton, OK 74422 | Oil & Gas Operator | Mar 2015 |
| 31513 | Watkins Oil Company | Claremore, OK 74017 | Oil & Gas Operator | May 2018 |
| 31514 | Watkins Paul | Bixby, OK 74008-4018 | Oil & Gas Operator | Jun 2004 |
| 31515 | Watkins Production Company | Dallas, TX 75229 | Oil & Gas Operator | Feb 2008 |
| 31516 | Watkins, J. B. | Borger, TX 79007 | Oil & Gas Operator | May 2009 |
| 31517 | Watson Energy Investments, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2025 |
| 31518 | Watson Energy, L.L.C. | | Oil & Gas Operator | Jun 2005 |
| 31519 | Watson Fred S Revocable Trust | Muskogee, OK 74402-1928 | Oil Operator | Nov 2017 |
| 31520 | Watson Oil & Gas Co. | Gorman, TX 76454 | Oil & Gas Operator | Jan 2002 |
| 31521 | Watson Oil & Gas Corp. | | Oil Operator | Aug 1994 |
| 31522 | Watson Oil & Gas, Inc. | Spicewood, TX 78669 | Oil & Gas Operator | May 2025 |
| 31523 | Watson Oil Corporation | | Oil & Gas Operator | Jun 1981 |
| 31524 | Watson Operating Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 2003 |
| 31525 | Watson Packer Employee Fund | Monahans, TX 79756 | Oil & Gas Operator | May 2025 |
| 31526 | Watson Petroleum | | Oil & Gas Operator | Feb 1990 |
| 31527 | Watson Petroleum Inc | Wichita, KS 67208 | Oil & Gas Operator | May 2010 |
| 31528 | Watson Wayne W | Cambridge, OH 43725-3024-3024 | Oil & Gas Operator | Dec 2002 |
| 31529 | Watson, B. G. Oil Field Salv Inc | Coleman, TX 76834 | Oil & Gas Operator | Mar 2000 |
| 31530 | Watson, Ben | Blue Mound, KS 66010 | Oil Operator | Oct 2008 |
| 31531 | Watt Energy, LLC | Port Barre, LA 70577 | Oil & Gas Operator | May 2025 |
| 31532 | Watt Mineral Holdings LLC | | Oil Operator | Feb 2025 |
| 31533 | Watt, Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 31534 | Watt, Larry D | | Oil Operator | Aug 2024 |
| 31535 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2023 |
| 31536 | Watts And Hill Oil Company | | Oil Operator | Sep 1995 |
| 31537 | Watts Keith | Bristow, OK 74010-4996 | Oil Operator | Jan 2025 |
| 31538 | Watts Oil And Gas | Hardtner, KS 67057 | Oil Operator | Apr 2006 |
| 31539 | Watts Tank Truck Service, Inc. | Hamilton, KS 66853 | Oil Operator | Dec 2024 |
| 31540 | Watts, J R | | Oil Operator | Dec 2009 |
| 31541 | Watusi Energy LLC | Midland, TX 79710 | Oil & Gas Operator | May 2025 |
| 31542 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 31543 | Wave Energy LLC | Jennings, OK 74038 | Oil Operator | Mar 2025 |
| 31544 | Wave Petroleum Operating LLC | Denver, CO 80202 | Oil & Gas Operator | Apr 2025 |
| 31545 | Wavefront Energy & Envir Serv USA Inc | Edmonton, AB T6B3P6 | Oil Operator | Apr 2015 |
| 31546 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2023 |
| 31547 | Way Drilling Com | | Oil & Gas Operator | Mar 1993 |
| 31548 | Way, Ralph L., Inc. | Midland, TX 79701 | Oil & Gas Operator | May 2025 |
| 31549 | Wayland Drilling & Explr., Inc. | Grapevine, TX 76099 | Oil & Gas Operator | Apr 2006 |
| 31550 | Waylander LLC | Plano, TX 75025 | Oil & Gas Operator | May 2025 |
| 31551 | Wayman W. Buchanan | | Oil & Gas Operator | Feb 1986 |
| 31552 | Waymar Oil & Gas Company | Texarkana, TX 75503 | Oil & Gas Operator | Jan 2007 |
| 31553 | Wayne Ballinger | | Oil & Gas Operator | Dec 2000 |
| 31554 | Wayne E. Glenn Associates, Inc. | Dickinson, TX 77539 | Oil & Gas Operator | Jan 2016 |
| 31555 | Wayne Gas Company | | Gas Operator | Dec 2015 |
| 31556 | Wayne Hammond Enterprises Inc | Bolivar, OH 44612-0488-0488 | Oil & Gas Operator | Dec 2022 |
| 31557 | Wayne Head | Artesia, NM 88210 | Oil & Gas Operator | Apr 2009 |
| 31558 | Wayne J. Spears | | Oil & Gas Operator | Sep 2005 |
| 31559 | Wayne Moore | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 31560 | Wayside Angus Fa | | Oil & Gas Operator | Sep 2002 |
| 31561 | Wayside LTD | | Oil & Gas Operator | Jan 2015 |
| 31562 | Wayside Prod Com | | Oil Operator | May 1984 |
| 31563 | WB Mullin Operating LLC | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 31564 | WB Prod MGMT Co | Franklin, PA 16323-0107 | Oil & Gas Operator | Dec 2020 |
| 31565 | WBH Energy Partners LLC | Austin, TX 78703 | Oil & Gas Operator | May 2025 |
| 31566 | Wbi Energy Transmission, Inc. | Glendive, MT 59330-0131 | Gas Operator | Nov 1999 |
| 31567 | Wbi Production | | Gas Operator | May 2002 |
| 31568 | Wbi Production, Inc. | Glendive, MT 59330-0131 | Gas Operator | Mar 2001 |
| 31569 | WBM Enterprises | Creekside, PA 15732-8228 | Oil & Gas Operator | Dec 2024 |
| 31570 | WBR, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 1995 |
| 31571 | WCC Energy Group LLC | | Oil & Gas Operator | Dec 2024 |
| 31572 | Wce Corporation | Billings, MT 59102 | Oil Operator | Jul 1997 |
| 31573 | WCS Oil & Gas Corporation | Dallas, TX 75209 | Oil & Gas Operator | Aug 2021 |
| 31574 | WCT Leasing Co. | Austin, TX 78734 | Oil & Gas Operator | Apr 2019 |
| 31575 | WCWB Energy, LLC | Midland, TX 79701 | Oil Operator | Sep 2015 |
| 31576 | WD Oil Company I | | Oil Operator | Apr 1986 |
| 31577 | We Energy LLC | Columbus, OH 43229 | Oil Operator | Dec 2020 |
| 31578 | Weakland Investments, Inc. | Denver, CO 80215 | Oil & Gas Operator | May 2025 |
| 31579 | Weal DRLG Co, Inc | Madisonville, KY 42431 | Oil & Gas Operator | Dec 2023 |
| 31580 | Weatherly Nell M Estate | Ada, OK 74821-0669 | Oil & Gas Operator | Feb 1997 |
| 31581 | Weatherly Oil & Gas, LLC | Dallas, TX 75206 | Oil & Gas Operator | May 2025 |
| 31582 | Weathers Exploration, Inc. | Tyler, TX 75702 | Oil & Gas Operator | May 2025 |
| 31583 | Weathersby Oil Co. | | Oil Operator | Oct 2001 |
| 31584 | Weatherston, George D. | San Antonio, TX 78217 | Oil & Gas Operator | Oct 2001 |
| 31585 | Weaver & Mola | | Oil Operator | Dec 1990 |
| 31586 | Weaver & Sharp | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Mar 1997 |
| 31587 | Weaver & Weaver | | Oil & Gas Operator | Dec 1988 |
| 31588 | Weaver Bros | | Oil Operator | Nov 1987 |
| 31589 | Weaver Carroll A | Knox, PA 16232 | Oil Operator | Dec 1992 |
| 31590 | Weaver Dale Inc | Powell, WY 82435 | Oil Operator | Apr 2005 |
| 31591 | Weaver Energy Corporation | Hennessey, OK 73742-1232 | Oil & Gas Operator | Mar 2025 |
| 31592 | Weaver Expl & Brock Pet Corp | | Oil & Gas Operator | Apr 1983 |
| 31593 | Weaver Exploration Company | | Oil & Gas Operator | Jun 1991 |
| 31594 | Weaver Global Operating, LLC | Colleyville, TX 76034 | Oil Operator | May 2025 |
| 31595 | Weaver Oil & Gas Corporation | | Oil & Gas Operator | Dec 1984 |
| 31596 | Weaver Oil Inc | | Oil & Gas Operator | Oct 2011 |
| 31597 | Weaver, David H. | Penn Yan, NY 14527 | Gas Operator | Dec 2023 |
| 31598 | Web Oil Inc | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2013 |
| 31599 | Webb Jess Oil Producer | | Oil Operator | Sep 2014 |
| 31600 | Webb John L Estate A Partner | Wichita Falls, TX 76302 | Oil Operator | May 2008 |