| 32301 | Winkler L W & Son | Denver, CO 80222 | Oil & Gas Operator | Dec 2001 |
| 32302 | Winn Exploration Co., Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Jun 2025 |
| 32303 | Winn Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2025 |
| 32304 | Winney Construction Company | Forks, WA 98331-0801 | Oil & Gas Operator | Jan 2013 |
| 32305 | Winona Oil & Gas | | Oil & Gas Operator | Sep 1996 |
| 32306 | Winright Resources Operating,LLC | Houston, TX 77007 | Oil & Gas Operator | Jun 2025 |
| 32307 | Winslow Operating Company, LLC | Austin, TX 78737 | Oil & Gas Operator | Jun 2025 |
| 32308 | Winslow Resources Inc | | Oil & Gas Operator | May 2002 |
| 32309 | Winslow, Harry C. | San Antonio, TX 78217 | Oil & Gas Operator | Jun 2025 |
| 32310 | Winston Land & Cattle Co., Inc. | Lufkin, TX 75901 | Oil & Gas Operator | Feb 2001 |
| 32311 | Winston Land & Cattle I, LTD. | Lufkin, TX 75902 | Oil & Gas Operator | Nov 2014 |
| 32312 | Winston Oil Co | Marietta, OH 45750-754-754 | Oil & Gas Operator | Mar 2025 |
| 32313 | Winter Ridge Energy LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2011 |
| 32314 | Winter'S Railroad Service, Inc | North Collins, NY 14111 | Gas Operator | Dec 2023 |
| 32315 | Winter, Marvin J. | North Collins, NY 14111 | Gas Operator | Dec 2023 |
| 32316 | Winterfield Corp | | Oil Operator | Nov 2024 |
| 32317 | Winterscheid Oil, LLC | Olpe, KS 66865 | Oil Operator | Dec 2019 |
| 32318 | Wintershall Corporation | | Oil & Gas Operator | Oct 1989 |
| 32319 | Wintershall Oil | | Oil Operator | Sep 1985 |
| 32320 | Wintershall Oil & Gas Co | | Oil & Gas Operator | Feb 1980 |
| 32321 | Wintershall Oil & Gas Corp | Houston, TX 77027 | Oil & Gas Operator | Jul 1989 |
| 32322 | Winwell, L.L.C. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2007 |
| 32323 | Winzeler Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | May 2013 |
| 32324 | Wirtz Oil, LLC | Ellinwood, KS 67526 | Oil & Gas Operator | Feb 2025 |
| 32325 | Wischkaemper, James K. | Shamrock, TX 79079 | Oil & Gas Operator | Aug 2023 |
| 32326 | Wischkaemper, Kenneth | Shamrock, TX 79079 | Oil & Gas Operator | Jun 2025 |
| 32327 | Wise Exploration | Perrin, TX 76486 | Oil & Gas Operator | Jun 2025 |
| 32328 | Wise James W | Okmulgee, OK 74447 | Oil & Gas Operator | Oct 1996 |
| 32329 | Wise Oil & Gas Company LLC | Shawnee, OK 74801-8507 | Oil & Gas Operator | Feb 2024 |
| 32330 | Wise Production Company | Bowie, TX 76230 | Oil & Gas Operator | Jun 2025 |
| 32331 | Wise Star Energy, LLC | Port Aransas, TX 78373 | Oil & Gas Operator | Jun 2025 |
| 32332 | Wise Supply Company | Bowie, TX 76230 | Oil & Gas Operator | Jun 2025 |
| 32333 | Wise Well Service | Bowie, TX 76230 | Oil & Gas Operator | Jul 2017 |
| 32334 | Wise* Wayne L | | Oil & Gas Operator | Dec 2023 |
| 32335 | Wise, Rodney J. | Anna, OH 45302 | Oil Operator | Jul 2011 |
| 32336 | Wiseman, B. W., Jr. | Midland, TX 79702 | Oil & Gas Operator | Dec 2002 |
| 32337 | Wisenbaker Production Company | Tyler, TX 75702 | Oil & Gas Operator | Oct 2011 |
| 32338 | Wiser Oil Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 32339 | Wishbone Oil & Gas | Noble, OK 73068 | Oil & Gas Operator | Mar 2007 |
| 32340 | Wishbone Texas Operating Co LLC | Houston, TX 77064 | Oil & Gas Operator | Jul 2019 |
| 32341 | Wisley Robert | | Oil & Gas Operator | Dec 1994 |
| 32342 | Wistrom | | Oil Operator | Aug 2019 |
| 32343 | Witco Corporation | Newark, OH 43055 | Oil & Gas Operator | Dec 1995 |
| 32344 | Witcraft, Jimmy D. | Pawhuska, OK 74056 | Oil & Gas Operator | Jun 1987 |
| 32345 | Withers, Lawrence | Copeland, KS 67837 | Gas Operator | Nov 1996 |
| 32346 | Witherspoon Joe A | Bells, TX 75414 | Oil Operator | Aug 2024 |
| 32347 | Witherspoon Oil Co | Iowa Park, TX 76367 | Oil & Gas Operator | Jun 2025 |
| 32348 | Withrow Engineering, Inc. | Richardson, TX 75080 | Oil & Gas Operator | Mar 2000 |
| 32349 | Withrow Oil Company Inc | Yukon, OK 73099-7712 | Oil & Gas Operator | Apr 2021 |
| 32350 | Witkowski, Dave | Hamburg, NY 14075 | Oil & Gas Operator | Dec 2023 |
| 32351 | Witlicki Richard | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2015 |
| 32352 | Witt Oil Production, Inc. | | Oil & Gas Operator | Nov 1984 |
| 32353 | Witter, Terry L. | Alma, NY 14708 | Oil Operator | Dec 2023 |
| 32354 | Wittmeyer, Richard J.& Cynthia L. | Springville, NY 14141 | Gas Operator | Dec 2023 |
| 32355 | Witty Thomas E | Enid, OK 73703 | Oil & Gas Operator | Mar 2008 |
| 32356 | Witzel, Robert R. | Dansville, NY 14437 | Gas Operator | Dec 2023 |
| 32357 | Wixson R J Compa | | Oil Operator | Jan 1989 |
| 32358 | Wixson, R. J., Co. | Wichita, KS 67278 | Oil Operator | Oct 2002 |
| 32359 | WJC, Inc. | Post, TX 79356 | Oil & Gas Operator | Jun 2025 |
| 32360 | WJH Energy, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2025 |
| 32361 | WJM Oil Inc | Shawnee, OK 74804-3203 | Oil & Gas Operator | Jan 2013 |
| 32362 | WJR Production LLC | Fort Worth, TX 76177 | Oil Operator | Jun 2025 |
| 32363 | WJW Operating Co.,LLC | Austin, TX 78738 | Oil & Gas Operator | May 2002 |
| 32364 | Wle, Inc. | | Oil & Gas Operator | Feb 2012 |
| 32365 | WLH Production LLC | Gainesville, TX 76240 | Oil Operator | Jun 2025 |
| 32366 | WLP Oil Inc | Gillette, WY 82717 | Oil & Gas Operator | Dec 2018 |
| 32367 | WLS Corporation | | Oil Operator | Aug 2009 |
| 32368 | WLS, Inc | | Oil & Gas Operator | Nov 2024 |
| 32369 | WLW Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Mar 2025 |
| 32370 | WM B Hill Production Co | | Oil Operator | Jun 1991 |
| 32371 | WM Bret Hall Energy LLC | Ratliff City, OK 73481 | Oil Operator | Feb 2025 |
| 32372 | WM Energy LLC | Asher, OK 74826 | Oil & Gas Operator | Feb 2025 |
| 32373 | WM KS Energy Resources LLC | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2019 |
| 32374 | WM Oil & Gas Inc | Canton, OH 44721 | Oil & Gas Operator | Dec 2018 |
| 32375 | WM Wild Wolf Production LLC | Albany, TX 76430 | Oil Operator | Jun 2025 |
| 32376 | WM. H. Brayton Trust | | Oil & Gas Operator | Dec 2000 |
| 32377 | WM. H. Kenny Consultants, LTD. | | Oil & Gas Operator | Nov 1991 |
| 32378 | WM. Herbert Hunt TR.Est. | | Oil & Gas Operator | Oct 1992 |
| 32379 | WM. Inabnet | | Gas Operator | Nov 2024 |
| 32380 | WM. T. Burton Industries, Inc. | | Oil & Gas Operator | Apr 1988 |
| 32381 | WM. Zuhone, Jr. | | Oil & Gas Operator | Aug 1988 |
| 32382 | Wme Yates LLC | | Gas Operator | Dec 2023 |
| 32383 | Wmo Oil, LLC | Kilgore, TX 75663 | Oil Operator | Jun 2025 |
| 32384 | WMS Corporation | Corsicana, TX 75110 | Oil & Gas Operator | Jun 2025 |
| 32385 | WMS Oil Company | Post, TX 79356 | Oil & Gas Operator | May 2019 |
| 32386 | WN Operating Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Feb 2025 |
| 32387 | WNR Enterprises', Inc. | | Oil & Gas Operator | Feb 1997 |
| 32388 | WNT Operating Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2001 |
| 32389 | Wnu Energy LLC | Pinedale, WY 82941 | Oil & Gas Operator | Apr 2025 |
| 32390 | Wo Operating Company | Tulsa, OK 74159 | Oil & Gas Operator | Jun 2025 |
| 32391 | Woco La, LLC | | Oil Operator | Jan 2025 |
| 32392 | Woco, Inc. | Wichita, KS 67214 | Oil Operator | Dec 2009 |
| 32393 | Wofford* William R | | Oil Operator | Jun 2014 |
| 32394 | Wofford, C. J. | El Campo, TX 77437 | Oil & Gas Operator | Jun 2025 |
| 32395 | Wohlford Properties Inc | Barling, AR 72923 | Gas Operator | Apr 2022 |
| 32396 | Wolco Energy, Inc. | Dallas, TX 75220 | Oil & Gas Operator | May 1997 |
| 32397 | Wolcott, Ed Operating | Dallas, TX 75205 | Oil & Gas Operator | Oct 2000 |
| 32398 | Wold Energy Partners LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2022 |
| 32399 | Wold John S | | Gas Operator | Feb 1991 |
| 32400 | Wold Oil & Gas | | Oil & Gas Operator | Oct 1996 |