| 30901 | Wassom, Claude J | | Oil & Gas Operator | May 2013 |
| 30902 | Wasson Billy C | Morris, OK 74445 | Oil & Gas Operator | Apr 2026 |
| 30903 | Waste TRMT Corp | Washington, PA 15301-0558 | Oil & Gas Operator | Dec 2024 |
| 30904 | Wat Khmer Temple* | | Oil Operator | Dec 2003 |
| 30905 | Watchtower Petroleum LLC | | Oil & Gas Operator | Jun 2025 |
| 30906 | Watco Energy | Jacksboro, TX 76458 | Oil & Gas Operator | Jul 2026 |
| 30907 | Watco Energy, Inc. | Tyler, TX 75713 | Oil & Gas Operator | Apr 1996 |
| 30908 | Water Works Engineering, Inc. | Rockdale, TX 76567 | Oil & Gas Operator | Jan 1998 |
| 30909 | Waterbridge Arkoma Operating LLC | Houston, TX 77056 | Oil Operator | Apr 2026 |
| 30910 | Waterbridge Texas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Jul 2026 |
| 30911 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 30912 | Waterford Energy Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 1998 |
| 30913 | Waterford Production Co | | Oil Operator | Oct 1992 |
| 30914 | Waterloo Exploration LLC | Tulsa, OK 74136-4226 | Gas Operator | Apr 2026 |
| 30915 | Waters Eng. & Operating, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Sep 2013 |
| 30916 | Waters Petroleum | Albany, TX 76430 | Oil & Gas Operator | Aug 2016 |
| 30917 | Watertech Disposal | Enid, OK 73702-0125 | Oil Operator | Sep 2007 |
| 30918 | Watkins Energy LLC | Healdton, OK 73438 | Oil & Gas Operator | May 2026 |
| 30919 | Watkins J L | Henryetta, OK 74437 | Oil & Gas Operator | May 2026 |
| 30920 | Watkins Joe L | Boynton, OK 74422 | Oil & Gas Operator | Mar 2015 |
| 30921 | Watkins Oil Company | Claremore, OK 74017 | Oil & Gas Operator | May 2018 |
| 30922 | Watkins Paul | Bixby, OK 74008-4018 | Oil & Gas Operator | Jun 2004 |
| 30923 | Watkins Production Company | Dallas, TX 75229 | Oil & Gas Operator | Feb 2008 |
| 30924 | Watkins, J. B. | Borger, TX 79007 | Oil & Gas Operator | May 2009 |
| 30925 | Watson Energy Investments, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2026 |
| 30926 | Watson Energy, L.L.C. | | Oil & Gas Operator | Jun 2005 |
| 30927 | Watson Fred S Revocable Trust | Muskogee, OK 74402-1928 | Oil Operator | Nov 2017 |
| 30928 | Watson Oil & Gas Co. | Gorman, TX 76454 | Oil & Gas Operator | Jan 2002 |
| 30929 | Watson Oil & Gas Corp. | | Oil Operator | Aug 1994 |
| 30930 | Watson Oil & Gas, Inc. | Spicewood, TX 78669 | Oil & Gas Operator | Jul 2026 |
| 30931 | Watson Oil Corporation | | Oil & Gas Operator | Jun 1981 |
| 30932 | Watson Operating Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 2003 |
| 30933 | Watson Packer Employee Fund | Monahans, TX 79756 | Oil & Gas Operator | Jul 2026 |
| 30934 | Watson Petroleum | | Oil & Gas Operator | Feb 1990 |
| 30935 | Watson Petroleum Inc | Wichita, KS 67208 | Oil & Gas Operator | May 2010 |
| 30936 | Watson Wayne W | Cambridge, OH 43725-3024 | Oil & Gas Operator | Dec 2002 |
| 30937 | Watson, B. G. Oil Field Salv Inc | Coleman, TX 76834 | Oil & Gas Operator | Mar 2000 |
| 30938 | Watson, Ben | Blue Mound, KS 66010 | Oil Operator | Oct 2008 |
| 30939 | Watt Energy, LLC | Port Barre, LA 70577 | Oil & Gas Operator | Jul 2026 |
| 30940 | Watt Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 30941 | Watt Mineral Holdings LLC | | Oil Operator | Dec 2025 |
| 30942 | Watt, Larry D | | Oil Operator | Aug 2024 |
| 30943 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2025 |
| 30944 | Watts And Hill Oil Company | | Oil Operator | Sep 1995 |
| 30945 | Watts Keith | Bristow, OK 74010-4996 | Oil Operator | Feb 2026 |
| 30946 | Watts Oil And Gas | Hardtner, KS 67057 | Oil Operator | Apr 2006 |
| 30947 | Watts Tank Truck Service, Inc. | Hamilton, KS 66853 | Oil Operator | Mar 2026 |
| 30948 | Watts, J R | | Oil Operator | Dec 2009 |
| 30949 | Watusi Energy LLC | Midland, TX 79710 | Oil & Gas Operator | Jul 2026 |
| 30950 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 30951 | Wave Energy LLC | Jennings, OK 74038 | Oil Operator | May 2026 |
| 30952 | Wave Petroleum Operating LLC | Denver, CO 80202 | Oil & Gas Operator | May 2026 |
| 30953 | Wavefront Energy & Envir Serv USA Inc | Edmonton, AB T6B3P6 | Oil Operator | Apr 2015 |
| 30954 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2025 |
| 30955 | Wavetech Helium Inc | | Gas Operator | Apr 2026 |
| 30956 | Way Drilling Com | | Oil & Gas Operator | Mar 1993 |
| 30957 | Way, Ralph L., Inc. | Midland, TX 79701 | Oil & Gas Operator | Jul 2026 |
| 30958 | Wayland Drilling & Explr., Inc. | Grapevine, TX 76099 | Oil & Gas Operator | Apr 2006 |
| 30959 | Waylander LLC | Plano, TX 75025 | Oil & Gas Operator | Jul 2026 |
| 30960 | Wayman W. Buchanan | | Oil & Gas Operator | Feb 1986 |
| 30961 | Waymar Oil & Gas Company | Texarkana, TX 75503 | Oil & Gas Operator | Jan 2007 |
| 30962 | Wayne Ballinger | | Oil & Gas Operator | Dec 2000 |
| 30963 | Wayne E. Glenn Associates, Inc. | Dickinson, TX 77539 | Oil & Gas Operator | Jan 2016 |
| 30964 | Wayne Gas Company | | Gas Operator | Dec 2015 |
| 30965 | Wayne Hammond Enterprises Inc | Bolivar, OH 44612 | Oil & Gas Operator | Dec 2024 |
| 30966 | Wayne Head | Artesia, NM 88210 | Oil & Gas Operator | Apr 2009 |
| 30967 | Wayne J. Spears | | Oil & Gas Operator | Sep 2005 |
| 30968 | Wayne Moore | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 30969 | Wayside LTD | | Oil & Gas Operator | Jan 2015 |
| 30970 | Wayside Prod Com | | Oil Operator | May 1984 |
| 30971 | WB Energy Partners, LLC | | Oil Operator | Dec 2024 |
| 30972 | WB Mullin Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Jul 2026 |
| 30973 | WB Prod MGMT Co | | Oil & Gas Operator | Dec 2020 |
| 30974 | WBH Energy Partners LLC | Austin, TX 78703 | Oil & Gas Operator | Jul 2026 |
| 30975 | Wbi Energy Transmission, Inc. | Glendive, MT 59330-0131 | Gas Operator | Nov 1999 |
| 30976 | Wbi Production, Inc. | Glendive, MT 59330-0131 | Gas Operator | Mar 2001 |
| 30977 | WBM Enterprises | Creekside, PA 15732-8228 | Oil & Gas Operator | Dec 2025 |
| 30978 | WBR, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 1995 |
| 30979 | WCC Energy Group LLC | | Oil & Gas Operator | Dec 2024 |
| 30980 | Wce Corporation | Billings, MT 59102 | Oil Operator | Jul 1997 |
| 30981 | WCS Oil & Gas Corporation | Dallas, TX 75209 | Oil & Gas Operator | Aug 2021 |
| 30982 | WCT Leasing Co. | Austin, TX 78734 | Oil & Gas Operator | Apr 2019 |
| 30983 | WCWB Energy, LLC | Midland, TX 79701 | Oil Operator | Sep 2015 |
| 30984 | WD Oil Company I | | Oil Operator | Apr 1986 |
| 30985 | We Energy LLC | Columbus, OH 43229 | Oil Operator | Dec 2020 |
| 30986 | Weakland Investments, Inc. | Denver, CO 80215 | Oil & Gas Operator | Jul 2026 |
| 30987 | Weal DRLG Co, Inc | Madisonville, KY 42431 | Oil & Gas Operator | Dec 2023 |
| 30988 | Weatherly Nell M Estate | Ada, OK 74821-0669 | Oil & Gas Operator | Feb 1997 |
| 30989 | Weatherly Oil & Gas, LLC | Dallas, TX 75206 | Oil & Gas Operator | Jul 2026 |
| 30990 | Weathers Exploration, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Jul 2026 |
| 30991 | Weathersby Oil Co. | | Oil Operator | Oct 2001 |
| 30992 | Weatherston, George D. | San Antonio, TX 78217 | Oil & Gas Operator | Oct 2001 |
| 30993 | Weaver & Mola | | Oil Operator | Dec 1990 |
| 30994 | Weaver & Sharp | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Mar 1997 |
| 30995 | Weaver & Weaver | | Oil & Gas Operator | Dec 1988 |
| 30996 | Weaver Bros | | Oil Operator | Nov 1987 |
| 30997 | Weaver Carroll A | Knox, PA 16232 | Oil Operator | Dec 1992 |
| 30998 | Weaver Dale Inc | Powell, WY 82435 | Oil Operator | Apr 2005 |
| 30999 | Weaver Energy Corporation | Hennessey, OK 73742-1232 | Oil & Gas Operator | May 2026 |
| 31000 | Weaver Expl & Brock Pet Corp | | Oil & Gas Operator | Apr 1983 |