| 30401 | Warner Production LLC | Mannford, OK 74044-6182 | Oil & Gas Operator | Feb 2024 |
| 30402 | Warner Sisters, LLC | Thompsons Sta, TN 37179 | Oil Operator | May 2024 |
| 30403 | Warner Ventures Inc | | Oil Operator | Dec 2023 |
| 30404 | Warner, Mark T. Oil Co | Pampa, TX 79065 | Oil & Gas Operator | Jul 2021 |
| 30405 | Warner-Pawel | Alice, TX 78333 | Oil & Gas Operator | May 2024 |
| 30406 | Warnock Operating Company, LLC | Graham, TX 76450 | Oil & Gas Operator | Jul 2013 |
| 30407 | Warpath Energy Inc | Broken Arrow, OK 74014-1118 | Oil & Gas Operator | Apr 2018 |
| 30408 | Warrego Oil & Gas LLC | Lander, WY 82520 | Oil Operator | May 2018 |
| 30409 | Warren American Oil Co | Tulsa, OK 74147 | Oil & Gas Operator | Mar 2024 |
| 30410 | Warren American Oil Company LLC | Tulsa, OK 74147 | Oil & Gas Operator | May 2024 |
| 30411 | Warren Drilling Co | Dexter City, OH 45727 | Oil & Gas Operator | Dec 2023 |
| 30412 | Warren E & P Inc | Dallas, TX 75240 | Oil & Gas Operator | Mar 2024 |
| 30413 | Warren Enterprises Inc | Gillette, WY 82718 | Oil Operator | Dec 2022 |
| 30414 | Warren Producers, Inc. | Bowling Green, KY 42102 | Oil & Gas Operator | Dec 2017 |
| 30415 | Warren Production Services | Caldwell, TX 77836 | Oil & Gas Operator | May 2024 |
| 30416 | Warren, Earl T. | San Angelo, TX 76906 | Oil & Gas Operator | May 2024 |
| 30417 | Warren, James E. | Arkansas City, KS 67005 | Oil Operator | Nov 2009 |
| 30418 | Warren, Joe H. | Dallas, TX 75206 | Oil & Gas Operator | Oct 2001 |
| 30419 | Warren, Malcolm | Corfu, NY 14036 | Gas Operator | Dec 2022 |
| 30420 | Warrior Exploration & Production LLC | | Oil & Gas Operator | Jan 2024 |
| 30421 | Warrior Exploration LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2023 |
| 30422 | Warrior Inc | Hobbs, NM 88241 | Oil & Gas Operator | Feb 1998 |
| 30423 | Warrior Met Coal Gas, LLC | Brookwood, AL 35444 | Gas Operator | Dec 2023 |
| 30424 | Warrior Petroleum Corporation | Henderson, TX 75652 | Oil & Gas Operator | May 2024 |
| 30425 | Warrior Resources Inc. | Mexia, TX 76667 | Oil & Gas Operator | May 2024 |
| 30426 | Warsaw Development | Bowling Green, KY 42101 | Oil Operator | Dec 2022 |
| 30427 | Warwick Associates LC | Oklahoma City, OK 73154-0405 | Oil & Gas Operator | Feb 2024 |
| 30428 | Warwick Oil & Gas, Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 1993 |
| 30429 | Warwick Oil Corp. | | Oil & Gas Operator | Mar 1990 |
| 30430 | Warwick-Artemis, LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | May 2024 |
| 30431 | Warwick-Bacchus LLC | | Oil & Gas Operator | Jan 2024 |
| 30432 | Warwick-Jupiter LLC | | Oil & Gas Operator | Jan 2024 |
| 30433 | Warwick-Minerva LLC | | Oil & Gas Operator | Jan 2024 |
| 30434 | Wasatch Oil & Gas Corp | Farmington, UT 84025-0699 | Oil & Gas Operator | Mar 2002 |
| 30435 | Wash, Robert C. | Forsan, TX 79733 | Oil & Gas Operator | Nov 2000 |
| 30436 | Wash, Robert C. Inc. | Forsan, TX 79733 | Oil & Gas Operator | May 2024 |
| 30437 | Washakie Energies Company | Worland, WY 82401 | Oil & Gas Operator | Dec 2019 |
| 30438 | Washakie Oil Company | | Oil & Gas Operator | Dec 1989 |
| 30439 | Washburn Lee | Newcastle, WY 82701 | Oil Operator | Mar 2024 |
| 30440 | Washington Energy Co LLC | Canonsburg, PA 15317-0400 | Oil & Gas Operator | Dec 2023 |
| 30441 | Washington Energy Exploration | | Oil & Gas Operator | Dec 1997 |
| 30442 | Washita Energy Inc | Pauls Valley, OK 73075-0923 | Oil & Gas Operator | Mar 2015 |
| 30443 | Washita Oil And Gas, L.L.C. | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 30444 | Washita Production Company | Tulsa, OK 74136 | Oil & Gas Operator | May 2006 |
| 30445 | Wassom, Claude J | | Oil & Gas Operator | May 2013 |
| 30446 | Wasson Billy C | Morris, OK 74445-2721 | Oil & Gas Operator | Jan 2024 |
| 30447 | Waste TRMT Corp | Washington, PA 15301-0558 | Oil & Gas Operator | Dec 2023 |
| 30448 | Wat Khmer Temple* | | Oil Operator | Dec 2003 |
| 30449 | Watchtower Petroleum, LLC | | Oil & Gas Operator | Feb 2024 |
| 30450 | Watco Energy | Jacksboro, TX 76458 | Oil & Gas Operator | May 2024 |
| 30451 | Watco Energy, Inc. | Tyler, TX 75713 | Oil & Gas Operator | Apr 1996 |
| 30452 | Water Works Engineering, Inc. | Rockdale, TX 76567 | Oil & Gas Operator | Jan 1998 |
| 30453 | Waterbridge Arkoma Operating LLC | | Oil Operator | Dec 2023 |
| 30454 | Waterbridge Texas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | May 2024 |
| 30455 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 30456 | Waterford Energy Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 1998 |
| 30457 | Waterford Production Co | | Oil Operator | Oct 1992 |
| 30458 | Waterloo Exploration LLC | | Gas Operator | Jan 2024 |
| 30459 | Waters Eng. & Operating, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Sep 2013 |
| 30460 | Waters Petroleum | Albany, TX 76430 | Oil & Gas Operator | Aug 2016 |
| 30461 | Watertech Disposal | Enid, OK 73702-0125 | Oil Operator | Sep 2007 |
| 30462 | Watertech Disposal LLC | Enid, OK 73702 | Oil Operator | Dec 2011 |
| 30463 | Watkins J L | Morris, OK 74445-0325 | Oil & Gas Operator | Feb 2024 |
| 30464 | Watkins Joe L | Boynton, OK 74422 | Oil & Gas Operator | Mar 2015 |
| 30465 | Watkins Oil Company | Claremore, OK 74017 | Oil & Gas Operator | May 2018 |
| 30466 | Watkins Paul | Bixby, OK 74008-4018 | Oil & Gas Operator | Jun 2004 |
| 30467 | Watkins Production Company | Dallas, TX 75229 | Oil & Gas Operator | Feb 2008 |
| 30468 | Watkins, J. B. | Borger, TX 79007 | Oil & Gas Operator | May 2009 |
| 30469 | Watson Energy Investments, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2024 |
| 30470 | Watson Energy, L.L.C. | | Oil & Gas Operator | Jun 2005 |
| 30471 | Watson Fred S Revocable Trust | Muskogee, OK 74402-1928 | Oil Operator | Nov 2017 |
| 30472 | Watson Oil & Gas Co. | Gorman, TX 76454 | Oil & Gas Operator | Jan 2002 |
| 30473 | Watson Oil & Gas Corp. | | Oil Operator | Aug 1994 |
| 30474 | Watson Oil & Gas, Inc. | Gorman, TX 76454 | Oil & Gas Operator | May 2024 |
| 30475 | Watson Oil Corporation | | Oil & Gas Operator | Jun 1981 |
| 30476 | Watson Operating Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 2003 |
| 30477 | Watson Packer Employee Fund | Monahans, TX 79756 | Oil & Gas Operator | May 2024 |
| 30478 | Watson Petroleum | | Oil & Gas Operator | Feb 1990 |
| 30479 | Watson Petroleum Inc | Wichita, KS 67208 | Oil & Gas Operator | May 2010 |
| 30480 | Watson Wayne W | Cambridge, OH 43725-3024-3024 | Oil & Gas Operator | Dec 2002 |
| 30481 | Watson, B. G. Oil Field Salv Inc | Coleman, TX 76834 | Oil & Gas Operator | Mar 2000 |
| 30482 | Watson, Ben | Blue Mound, KS 66010 | Oil Operator | Oct 2008 |
| 30483 | Watt Energy, LLC | Brenham, TX 77834 | Oil & Gas Operator | May 2024 |
| 30484 | Watt Mineral Holdings LLC | | Oil Operator | Mar 2024 |
| 30485 | Watt, Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 30486 | Watt, Larry D | | Oil Operator | Jul 2023 |
| 30487 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2022 |
| 30488 | Watts And Hill Oil Company | | Oil Operator | Sep 1995 |
| 30489 | Watts Keith | Bristow, OK 74010-4996 | Oil Operator | Jan 2024 |
| 30490 | Watts Oil And Gas | Hardtner, KS 67057 | Oil Operator | Apr 2006 |
| 30491 | Watts Tank Truck Service, Inc. | Hamilton, KS 66853 | Oil Operator | Dec 2023 |
| 30492 | Watts, Harold | Oakland, KY 42159 | Oil Operator | Dec 2022 |
| 30493 | Watts, J R | | Oil Operator | Dec 2009 |
| 30494 | Watusi Energy LLC | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
| 30495 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 30496 | Wave Energy LLC | | Oil Operator | Feb 2024 |
| 30497 | Wave Petroleum Operating LLC | Denver, CO 80202 | Oil & Gas Operator | Mar 2024 |
| 30498 | Wavefront Energy & Envir Serv USA Inc | Edmonton, AB T6B3P6 | Oil Operator | Apr 2015 |
| 30499 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2022 |
| 30500 | Way Drilling Com | | Oil & Gas Operator | Mar 1993 |