| 31301 | Watkins, J. B. | Borger, TX 79007 | Oil & Gas Operator | May 2009 |
| 31302 | Watson Energy Investments, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2025 |
| 31303 | Watson Energy, L.L.C. | | Oil & Gas Operator | Jun 2005 |
| 31304 | Watson Fred S Revocable Trust | Muskogee, OK 74402-1928 | Oil Operator | Nov 2017 |
| 31305 | Watson Oil & Gas Co. | Gorman, TX 76454 | Oil & Gas Operator | Jan 2002 |
| 31306 | Watson Oil & Gas Corp. | | Oil Operator | Aug 1994 |
| 31307 | Watson Oil & Gas, Inc. | Spicewood, TX 78669 | Oil & Gas Operator | Jul 2025 |
| 31308 | Watson Oil Corporation | | Oil & Gas Operator | Jun 1981 |
| 31309 | Watson Operating Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 2003 |
| 31310 | Watson Packer Employee Fund | Monahans, TX 79756 | Oil & Gas Operator | Jul 2025 |
| 31311 | Watson Petroleum | | Oil & Gas Operator | Feb 1990 |
| 31312 | Watson Petroleum Inc | Wichita, KS 67208 | Oil & Gas Operator | May 2010 |
| 31313 | Watson Wayne W | Cambridge, OH 43725-3024 | Oil & Gas Operator | Dec 2002 |
| 31314 | Watson, B. G. Oil Field Salv Inc | Coleman, TX 76834 | Oil & Gas Operator | Mar 2000 |
| 31315 | Watson, Ben | Blue Mound, KS 66010 | Oil Operator | Oct 2008 |
| 31316 | Watt Energy, LLC | Port Barre, LA 70577 | Oil & Gas Operator | Jul 2025 |
| 31317 | Watt Mineral Holdings LLC | | Oil Operator | May 2025 |
| 31318 | Watt, Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 31319 | Watt, Larry D | | Oil Operator | Aug 2024 |
| 31320 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2024 |
| 31321 | Watts And Hill Oil Company | | Oil Operator | Sep 1995 |
| 31322 | Watts Keith | Bristow, OK 74010-4996 | Oil Operator | May 2025 |
| 31323 | Watts Oil And Gas | Hardtner, KS 67057 | Oil Operator | Apr 2006 |
| 31324 | Watts Tank Truck Service, Inc. | Hamilton, KS 66853 | Oil Operator | Mar 2025 |
| 31325 | Watts, J R | | Oil Operator | Dec 2009 |
| 31326 | Watusi Energy LLC | Midland, TX 79710 | Oil & Gas Operator | Jul 2025 |
| 31327 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 31328 | Wave Energy LLC | Jennings, OK 74038 | Oil Operator | Apr 2025 |
| 31329 | Wave Petroleum Operating LLC | Denver, CO 80202 | Oil & Gas Operator | May 2025 |
| 31330 | Wavefront Energy & Envir Serv USA Inc | Edmonton, AB T6B3P6 | Oil Operator | Apr 2015 |
| 31331 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2024 |
| 31332 | Way Drilling Com | | Oil & Gas Operator | Mar 1993 |
| 31333 | Way, Ralph L., Inc. | Midland, TX 79701 | Oil & Gas Operator | Jul 2025 |
| 31334 | Wayland Drilling & Explr., Inc. | Grapevine, TX 76099 | Oil & Gas Operator | Apr 2006 |
| 31335 | Waylander LLC | Plano, TX 75025 | Oil & Gas Operator | Jul 2025 |
| 31336 | Wayman W. Buchanan | | Oil & Gas Operator | Feb 1986 |
| 31337 | Waymar Oil & Gas Company | Texarkana, TX 75503 | Oil & Gas Operator | Jan 2007 |
| 31338 | Wayne Ballinger | | Oil & Gas Operator | Dec 2000 |
| 31339 | Wayne E. Glenn Associates, Inc. | Dickinson, TX 77539 | Oil & Gas Operator | Jan 2016 |
| 31340 | Wayne Gas Company | | Gas Operator | Dec 2015 |
| 31341 | Wayne Hammond Enterprises Inc | Bolivar, OH 44612 | Oil & Gas Operator | Dec 2022 |
| 31342 | Wayne Head | Artesia, NM 88210 | Oil & Gas Operator | Apr 2009 |
| 31343 | Wayne J. Spears | | Oil & Gas Operator | Sep 2005 |
| 31344 | Wayne Moore | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 31345 | Wayside Angus Fa | | Oil & Gas Operator | Sep 2002 |
| 31346 | Wayside LTD | | Oil & Gas Operator | Jan 2015 |
| 31347 | Wayside Prod Com | | Oil Operator | May 1984 |
| 31348 | WB Mullin Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Jul 2025 |
| 31349 | WB Prod MGMT Co | Franklin, PA 16323-0107 | Oil & Gas Operator | Dec 2020 |
| 31350 | WBH Energy Partners LLC | Austin, TX 78703 | Oil & Gas Operator | Jul 2025 |
| 31351 | Wbi Energy Transmission, Inc. | Glendive, MT 59330-0131 | Gas Operator | Nov 1999 |
| 31352 | Wbi Production | | Gas Operator | May 2002 |
| 31353 | Wbi Production, Inc. | Glendive, MT 59330-0131 | Gas Operator | Mar 2001 |
| 31354 | WBM Enterprises | Creekside, PA 15732-8228 | Oil & Gas Operator | Dec 2024 |
| 31355 | WBR, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 1995 |
| 31356 | WCC Energy Group LLC | | Oil & Gas Operator | Dec 2024 |
| 31357 | Wce Corporation | Billings, MT 59102 | Oil Operator | Jul 1997 |
| 31358 | WCS Oil & Gas Corporation | Dallas, TX 75209 | Oil & Gas Operator | Aug 2021 |
| 31359 | WCT Leasing Co. | Austin, TX 78734 | Oil & Gas Operator | Apr 2019 |
| 31360 | WCWB Energy, LLC | Midland, TX 79701 | Oil Operator | Sep 2015 |
| 31361 | WD Oil Company I | | Oil Operator | Apr 1986 |
| 31362 | We Energy LLC | Columbus, OH 43229 | Oil Operator | Dec 2020 |
| 31363 | Weakland Investments, Inc. | Denver, CO 80215 | Oil & Gas Operator | Jul 2025 |
| 31364 | Weal DRLG Co, Inc | Madisonville, KY 42431 | Oil & Gas Operator | Dec 2023 |
| 31365 | Weatherly Nell M Estate | Ada, OK 74821-0669 | Oil & Gas Operator | Feb 1997 |
| 31366 | Weatherly Oil & Gas, LLC | Dallas, TX 75206 | Oil & Gas Operator | Jul 2025 |
| 31367 | Weathers Exploration, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Jul 2025 |
| 31368 | Weathersby Oil Co. | | Oil Operator | Oct 2001 |
| 31369 | Weatherston, George D. | San Antonio, TX 78217 | Oil & Gas Operator | Oct 2001 |
| 31370 | Weaver & Mola | | Oil Operator | Dec 1990 |
| 31371 | Weaver & Sharp | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Mar 1997 |
| 31372 | Weaver & Weaver | | Oil & Gas Operator | Dec 1988 |
| 31373 | Weaver Bros | | Oil Operator | Nov 1987 |
| 31374 | Weaver Carroll A | Knox, PA 16232 | Oil Operator | Dec 1992 |
| 31375 | Weaver Dale Inc | Powell, WY 82435 | Oil Operator | Apr 2005 |
| 31376 | Weaver Energy Corporation | Hennessey, OK 73742-1232 | Oil & Gas Operator | May 2025 |
| 31377 | Weaver Expl & Brock Pet Corp | | Oil & Gas Operator | Apr 1983 |
| 31378 | Weaver Exploration Company | | Oil & Gas Operator | Jun 1991 |
| 31379 | Weaver Global Operating, LLC | Colleyville, TX 76034 | Oil Operator | Jul 2025 |
| 31380 | Weaver Oil & Gas Corporation | | Oil & Gas Operator | Dec 1984 |
| 31381 | Weaver Oil Inc | | Oil & Gas Operator | Oct 2011 |
| 31382 | Weaver, David H. | Penn Yan, NY 14527 | Gas Operator | Dec 2024 |
| 31383 | Web Oil Inc | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2013 |
| 31384 | Webb Donna Delan Dba Petrodudes | Crescent, OK 73028 | Oil & Gas Operator | Mar 2025 |
| 31385 | Webb Jess Oil Producer | | Oil Operator | Sep 2014 |
| 31386 | Webb John L Estate A Partner | Wichita Falls, TX 76302 | Oil Operator | May 2008 |
| 31387 | Webb Resources Inc | | Oil & Gas Operator | Dec 1985 |
| 31388 | Webb Roy C | Davis, OK 73030 | Oil & Gas Operator | Apr 2025 |
| 31389 | Webb, Max D | Farmington, NM 87499 | Oil Operator | Dec 2022 |
| 31390 | Webbco | Bray, OK 73012 | Oil Operator | Aug 1998 |
| 31391 | Webber Wesley | Davis, OK 73030 | Oil & Gas Operator | Oct 2009 |
| 31392 | Webco Oil Compan | | Oil Operator | Sep 1989 |
| 31393 | Webco Oil Company, Inc. | Hoisington, KS 67544 | Oil Operator | Mar 2025 |
| 31394 | Weber Energy Corporation | Dallas, TX 75219 | Oil & Gas Operator | Feb 2017 |
| 31395 | Weber Four Oil Co., Inc. | Hoisington, KS 67544 | Oil Operator | Feb 2025 |
| 31396 | Weber Paul A | N Canton, OH 44720 | Oil & Gas Operator | Dec 1994 |
| 31397 | Webster Energy, Inc. | | Oil & Gas Operator | Jan 1999 |
| 31398 | Webster Joe | | Oil Operator | Apr 1987 |
| 31399 | Webster Oil LLC | Leon, KS 67074 | Oil Operator | Mar 2025 |
| 31400 | Wedco Resources Corporation | | Oil & Gas Operator | Jul 1989 |