| 30601 | Washita Energy Inc | Pauls Valley, OK 73075-0923 | Oil & Gas Operator | Mar 2015 |
| 30602 | Washita Oil And Gas, L.L.C. | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 30603 | Washita Production Company | Tulsa, OK 74136 | Oil & Gas Operator | May 2006 |
| 30604 | Wassom, Claude J | | Oil & Gas Operator | May 2013 |
| 30605 | Wasson Billy C | Morris, OK 74445 | Oil & Gas Operator | Feb 2026 |
| 30606 | Waste TRMT Corp | Washington, PA 15301-0558 | Oil & Gas Operator | Dec 2024 |
| 30607 | Wat Khmer Temple* | | Oil Operator | Dec 2003 |
| 30608 | Watchtower Petroleum, LLC | | Oil & Gas Operator | Jun 2025 |
| 30609 | Watco Energy | Jacksboro, TX 76458 | Oil & Gas Operator | May 2026 |
| 30610 | Watco Energy, Inc. | Tyler, TX 75713 | Oil & Gas Operator | Apr 1996 |
| 30611 | Water Works Engineering, Inc. | Rockdale, TX 76567 | Oil & Gas Operator | Jan 1998 |
| 30612 | Waterbridge Arkoma Operating LLC | Houston, TX 77056 | Oil Operator | Feb 2026 |
| 30613 | Waterbridge Texas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | May 2026 |
| 30614 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 30615 | Waterford Energy Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 1998 |
| 30616 | Waterford Production Co | | Oil Operator | Oct 1992 |
| 30617 | Waterloo Exploration LLC | Tulsa, OK 74136-4226 | Gas Operator | Feb 2026 |
| 30618 | Waters Eng. & Operating, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Sep 2013 |
| 30619 | Waters Petroleum | Albany, TX 76430 | Oil & Gas Operator | Aug 2016 |
| 30620 | Watertech Disposal | Enid, OK 73702-0125 | Oil Operator | Sep 2007 |
| 30621 | Watkins Energy LLC | Healdton, OK 73438 | Oil Operator | Mar 2026 |
| 30622 | Watkins J L | Henryetta, OK 74437 | Oil & Gas Operator | Mar 2026 |
| 30623 | Watkins Joe L | Boynton, OK 74422 | Oil & Gas Operator | Mar 2015 |
| 30624 | Watkins Oil Company | Claremore, OK 74017 | Oil & Gas Operator | May 2018 |
| 30625 | Watkins Paul | Bixby, OK 74008-4018 | Oil & Gas Operator | Jun 2004 |
| 30626 | Watkins Production Company | Dallas, TX 75229 | Oil & Gas Operator | Feb 2008 |
| 30627 | Watkins, J. B. | Borger, TX 79007 | Oil & Gas Operator | May 2009 |
| 30628 | Watson Energy Investments, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2026 |
| 30629 | Watson Energy, L.L.C. | | Oil & Gas Operator | Jun 2005 |
| 30630 | Watson Fred S Revocable Trust | Muskogee, OK 74402-1928 | Oil Operator | Nov 2017 |
| 30631 | Watson Oil & Gas Co. | Gorman, TX 76454 | Oil & Gas Operator | Jan 2002 |
| 30632 | Watson Oil & Gas Corp. | | Oil Operator | Aug 1994 |
| 30633 | Watson Oil & Gas, Inc. | Spicewood, TX 78669 | Oil & Gas Operator | May 2026 |
| 30634 | Watson Oil Corporation | | Oil & Gas Operator | Jun 1981 |
| 30635 | Watson Operating Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 2003 |
| 30636 | Watson Packer Employee Fund | Monahans, TX 79756 | Oil & Gas Operator | May 2026 |
| 30637 | Watson Petroleum | | Oil & Gas Operator | Feb 1990 |
| 30638 | Watson Petroleum Inc | Wichita, KS 67208 | Oil & Gas Operator | May 2010 |
| 30639 | Watson Wayne W | Cambridge, OH 43725-3024 | Oil & Gas Operator | Dec 2002 |
| 30640 | Watson, B. G. Oil Field Salv Inc | Coleman, TX 76834 | Oil & Gas Operator | Mar 2000 |
| 30641 | Watson, Ben | Blue Mound, KS 66010 | Oil Operator | Oct 2008 |
| 30642 | Watt Energy, LLC | Port Barre, LA 70577 | Oil & Gas Operator | May 2026 |
| 30643 | Watt Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 30644 | Watt Mineral Holdings LLC | | Oil Operator | Dec 2025 |
| 30645 | Watt, Larry D | | Oil Operator | Aug 2024 |
| 30646 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2024 |
| 30647 | Watts And Hill Oil Company | | Oil Operator | Sep 1995 |
| 30648 | Watts Keith | Bristow, OK 74010-4996 | Oil Operator | Feb 2026 |
| 30649 | Watts Oil And Gas | Hardtner, KS 67057 | Oil Operator | Apr 2006 |
| 30650 | Watts Tank Truck Service, Inc. | Hamilton, KS 66853 | Oil Operator | Jan 2026 |
| 30651 | Watts, J R | | Oil Operator | Dec 2009 |
| 30652 | Watusi Energy LLC | Midland, TX 79710 | Oil & Gas Operator | May 2026 |
| 30653 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 30654 | Wave Energy LLC | Jennings, OK 74038 | Oil Operator | Mar 2026 |
| 30655 | Wave Petroleum Operating LLC | Denver, CO 80202 | Oil & Gas Operator | Mar 2026 |
| 30656 | Wavefront Energy & Envir Serv USA Inc | Edmonton, AB T6B3P6 | Oil Operator | Apr 2015 |
| 30657 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2024 |
| 30658 | Wavetech Helium Inc | | Gas Operator | Feb 2026 |
| 30659 | Way Drilling Com | | Oil & Gas Operator | Mar 1993 |
| 30660 | Way, Ralph L., Inc. | Midland, TX 79701 | Oil & Gas Operator | May 2026 |
| 30661 | Wayland Drilling & Explr., Inc. | Grapevine, TX 76099 | Oil & Gas Operator | Apr 2006 |
| 30662 | Waylander LLC | Plano, TX 75025 | Oil & Gas Operator | May 2026 |
| 30663 | Wayman W. Buchanan | | Oil & Gas Operator | Feb 1986 |
| 30664 | Waymar Oil & Gas Company | Texarkana, TX 75503 | Oil & Gas Operator | Jan 2007 |
| 30665 | Wayne Ballinger | | Oil & Gas Operator | Dec 2000 |
| 30666 | Wayne E. Glenn Associates, Inc. | Dickinson, TX 77539 | Oil & Gas Operator | Jan 2016 |
| 30667 | Wayne Gas Company | | Gas Operator | Dec 2015 |
| 30668 | Wayne Hammond Enterprises Inc | Bolivar, OH 44612 | Oil & Gas Operator | Dec 2024 |
| 30669 | Wayne Head | Artesia, NM 88210 | Oil & Gas Operator | Apr 2009 |
| 30670 | Wayne J. Spears | | Oil & Gas Operator | Sep 2005 |
| 30671 | Wayne Moore | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 30672 | Wayside LTD | | Oil & Gas Operator | Jan 2015 |
| 30673 | Wayside Prod Com | | Oil Operator | May 1984 |
| 30674 | WB Energy Partners, LLC | | Oil Operator | Dec 2024 |
| 30675 | WB Mullin Operating LLC | Graham, TX 76450 | Oil & Gas Operator | May 2026 |
| 30676 | WB Prod MGMT Co | Franklin, PA 16323-0107 | Oil & Gas Operator | Dec 2020 |
| 30677 | WBH Energy Partners LLC | Austin, TX 78703 | Oil & Gas Operator | May 2026 |
| 30678 | Wbi Energy Transmission, Inc. | Glendive, MT 59330-0131 | Gas Operator | Nov 1999 |
| 30679 | Wbi Production, Inc. | Glendive, MT 59330-0131 | Gas Operator | Mar 2001 |
| 30680 | WBR, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 1995 |
| 30681 | WCC Energy Group LLC | | Oil & Gas Operator | Dec 2024 |
| 30682 | Wce Corporation | Billings, MT 59102 | Oil Operator | Jul 1997 |
| 30683 | WCS Oil & Gas Corporation | Dallas, TX 75209 | Oil & Gas Operator | Aug 2021 |
| 30684 | WCT Leasing Co. | Austin, TX 78734 | Oil & Gas Operator | Apr 2019 |
| 30685 | WCWB Energy, LLC | Midland, TX 79701 | Oil Operator | Sep 2015 |
| 30686 | WD Oil Company I | | Oil Operator | Apr 1986 |
| 30687 | We Energy LLC | Columbus, OH 43229 | Oil Operator | Dec 2020 |
| 30688 | Weakland Investments, Inc. | Denver, CO 80215 | Oil & Gas Operator | May 2026 |
| 30689 | Weal DRLG Co, Inc | Madisonville, KY 42431 | Oil & Gas Operator | Dec 2023 |
| 30690 | Weatherly Nell M Estate | Ada, OK 74821-0669 | Oil & Gas Operator | Feb 1997 |
| 30691 | Weatherly Oil & Gas, LLC | Dallas, TX 75206 | Oil & Gas Operator | May 2026 |
| 30692 | Weathers Exploration, Inc. | Tyler, TX 75702 | Oil & Gas Operator | May 2026 |
| 30693 | Weathersby Oil Co. | | Oil Operator | Oct 2001 |
| 30694 | Weatherston, George D. | San Antonio, TX 78217 | Oil & Gas Operator | Oct 2001 |
| 30695 | Weaver & Mola | | Oil Operator | Dec 1990 |
| 30696 | Weaver & Sharp | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Mar 1997 |
| 30697 | Weaver & Weaver | | Oil & Gas Operator | Dec 1988 |
| 30698 | Weaver Bros | | Oil Operator | Nov 1987 |
| 30699 | Weaver Carroll A | Knox, PA 16232 | Oil Operator | Dec 1992 |
| 30700 | Weaver Dale Inc | Powell, WY 82435 | Oil Operator | Apr 2005 |