| 32301 | Williamson, J. C. | Midland, TX 79701 | Oil & Gas Operator | Jan 2001 |
| 32302 | Williamson, Ralph E. | Midland, TX 79702 | Oil & Gas Operator | Jan 2012 |
| 32303 | Williamson, Richard | Camden, AR 71701 | Oil & Gas Operator | Jan 2025 |
| 32304 | Williford Energy Company | Tulsa, OK 74135 | Oil & Gas Operator | Dec 2025 |
| 32305 | Williford Petroleum, L.L.C. | Green CV SPGS, FL 32043 | Oil & Gas Operator | Dec 2025 |
| 32306 | Williford Resources LLC | Tulsa, OK 74136-1020 | Oil & Gas Operator | Oct 2025 |
| 32307 | Willis Energy | Neodesha, KS 66757 | Oil & Gas Operator | Dec 2009 |
| 32308 | Willis Operating Co. | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 32309 | Williston Basin Cosul-Profit SH | | Oil Operator | Dec 1989 |
| 32310 | Williston Hunter ND, LLC | | Oil & Gas Operator | Mar 2014 |
| 32311 | Williston Industrial Supply Corporation | Williston, ND 58801 | Oil & Gas Operator | Mar 2012 |
| 32312 | Willo Oil & Gas Exploration, LLC | Boerne, TX 78006 | Oil & Gas Operator | Jul 2020 |
| 32313 | Willow Bend Oil LLC | Dallas, TX 75206 | Oil & Gas Operator | Dec 2025 |
| 32314 | Willow Creek Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2009 |
| 32315 | Willow Run Corporation | | Oil & Gas Operator | Dec 2021 |
| 32316 | Willow Springs Prod. Serv.,LLC | Kilgore, TX 75663 | Oil & Gas Operator | Aug 1997 |
| 32317 | Willow Springs Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Sep 1999 |
| 32318 | Willowbend Investments, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 32319 | Willowick Production LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2025 |
| 32320 | Wills Oil Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 1995 |
| 32321 | Wills Oil Holdings, L.L.C. | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2025 |
| 32322 | Willstar Energy GP, LLC | Houston, TX 77279 | Oil & Gas Operator | Sep 2013 |
| 32323 | Wilmar Oil & Gas | Williamstown, WV 26167 | Oil & Gas Operator | Dec 2003 |
| 32324 | Wilmoth Clark Exploration & Prod LLC | Glen Campbell, PA 15742-0159 | Gas Operator | Dec 2008 |
| 32325 | Wilmoth Interests, Inc. | Marion Center, PA 15759 | Oil & Gas Operator | Aug 2025 |
| 32326 | Wilshire Enterprises Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2015 |
| 32327 | Wilshire Oil Co. Of Texas | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2004 |
| 32328 | Wilshire Oil LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Oct 2025 |
| 32329 | Wilson - Owens Production Co. | Longview, TX 75601 | Oil & Gas Operator | Nov 1998 |
| 32330 | Wilson Allen Dewayne | Okemah, OK 74859 | Oil & Gas Operator | Jun 2025 |
| 32331 | Wilson Brothers Leasing Co., Inc | Midland, TX 79705 | Oil & Gas Operator | Mar 2015 |
| 32332 | Wilson Charles B | | Oil & Gas Operator | Dec 1996 |
| 32333 | Wilson Charles R | Durant, OK 74701 | Oil Operator | Sep 2025 |
| 32334 | Wilson Claude | Loco, OK 73442-9404 | Oil & Gas Operator | Sep 2025 |
| 32335 | Wilson County Holdings LLC | Golden, CO 80403 | Oil Operator | Jun 2025 |
| 32336 | Wilson Energy LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 32337 | Wilson Energy Resources LLC | Graham, TX 76450 | Oil Operator | Dec 2025 |
| 32338 | Wilson Exploration Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 1996 |
| 32339 | Wilson H Drew | Collinsville, OK 74021 | Oil Operator | Aug 2025 |
| 32340 | Wilson Hydrocarbon Inc. | Houston, TX 77066 | Oil & Gas Operator | Dec 2025 |
| 32341 | Wilson Jay - Azog Inc | Malta, OH 43758 | Oil & Gas Operator | Dec 2024 |
| 32342 | Wilson Oil Co. | Houston, TX 77263 | Oil & Gas Operator | Dec 2025 |
| 32343 | Wilson Oil Compa | | Oil Operator | Dec 1986 |
| 32344 | Wilson Oil Properties, LLC | Winfield, KS 67156 | Oil Operator | Nov 2009 |
| 32345 | Wilson Operating Co. | Archer City, TX 76351 | Oil & Gas Operator | Dec 2025 |
| 32346 | Wilson Operating Company LLC | Tulsa, OK 74105 | Oil & Gas Operator | Dec 2025 |
| 32347 | Wilson Operating Service Inc | Brownfield, TX 79316 | Oil & Gas Operator | Aug 2003 |
| 32348 | Wilson Petroleum Co. | Springfield, MO 65803 | Oil & Gas Operator | Dec 2025 |
| 32349 | Wilson Petroleum Corp | Westerville, OH 43081 | Oil & Gas Operator | Dec 2000 |
| 32350 | Wilson Production Co Of La,Inc | | Oil & Gas Operator | Apr 1991 |
| 32351 | Wilson Resources, Inc. | Longview, TX 75601 | Oil & Gas Operator | Dec 2025 |
| 32352 | Wilson Richard A | | Oil Operator | Dec 2009 |
| 32353 | Wilson Robert P | | Gas Operator | Dec 1996 |
| 32354 | Wilson Salt Water Disposal Inc | | Oil Operator | Aug 2019 |
| 32355 | Wilson Well Service | Loco, OK 73442-0114 | Oil & Gas Operator | Mar 2018 |
| 32356 | Wilson Well Service Inc. | Cross Plains, TX 76443 | Oil & Gas Operator | Dec 2025 |
| 32357 | Wilson, Billy R. | New Braunfels, TX 78130 | Oil & Gas Operator | Dec 2025 |
| 32358 | Wilson, Brian K | Fairmont, WV 26554-0148 | Oil & Gas Operator | Dec 2018 |
| 32359 | Wilson, Bruce Oil Inc | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 32360 | Wilson, Charles B., Jr., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2000 |
| 32361 | Wilson, Clay S | | Oil Operator | Aug 2025 |
| 32362 | Wilson, David A. | Longview, TX 75606 | Oil & Gas Operator | Mar 1997 |
| 32363 | Wilson, Dell | Odessa, TX 79762 | Oil & Gas Operator | Aug 2004 |
| 32364 | Wilson, Dewey | Coleman, TX 76834 | Oil & Gas Operator | Nov 2007 |
| 32365 | Wilson, Don H., Inc. | Elkhart, TX 75839 | Oil & Gas Operator | May 2019 |
| 32366 | Wilson, Ernest L | Morganfield, KY 42437 | Oil Operator | Dec 2023 |
| 32367 | Wilson, H C | | Gas Operator | Dec 2003 |
| 32368 | Wilson, Jerry L. | Ranger, TX 76470 | Oil & Gas Operator | Dec 2025 |
| 32369 | Wilson, Olan Max | Cisco, TX 76437 | Oil & Gas Operator | Dec 2025 |
| 32370 | Wilson, W R | | Oil & Gas Operator | Aug 2025 |
| 32371 | Wilson, W. Corp. | Midland, TX 79705 | Oil & Gas Operator | Mar 1999 |
| 32372 | Wilson, W.W. Jr. Properties | Abilene, TX 79605 | Oil & Gas Operator | Jul 1995 |
| 32373 | Wilson, Warren C | | Oil Operator | Aug 2025 |
| 32374 | Wilson, WM. B. Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Jan 1996 |
| 32375 | Wilson-Raczka, Diane R. | Irving, NY 14081 | Gas Operator | Dec 2024 |
| 32376 | Wilson-Shab Corp. | Electra, TX 76360 | Oil & Gas Operator | Dec 2025 |
| 32377 | Wilton Oil Company | Dallas, TX 75206 | Oil & Gas Operator | Apr 1999 |
| 32378 | Wilton Petroleum | | Oil & Gas Operator | Jun 1985 |
| 32379 | Wilton Petroleum, Inc. | Canton, KS 67428 | Oil & Gas Operator | Jun 2025 |
| 32380 | Wilton, Frank | Graham, TX 76450 | Oil & Gas Operator | Oct 2016 |
| 32381 | Wimberley Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 2013 |
| 32382 | Wimberley James A | Dallas, TX 75229-6180 | Oil & Gas Operator | Nov 2014 |
| 32383 | Wimco | Dallas, TX 75229 | Oil & Gas Operator | Jul 2008 |
| 32384 | Wimsco, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Dec 1994 |
| 32385 | Wimsett Kenneth | | Oil Operator | Apr 1989 |
| 32386 | Win Oil Company | Russell, KS 67665 | Oil & Gas Operator | Jul 2021 |
| 32387 | Winbeau Oil & Gas Co. | | Oil & Gas Operator | Oct 2013 |
| 32388 | Winchester Energy Operating Co. | Austin, TX 78746 | Oil & Gas Operator | Dec 2025 |
| 32389 | Winchester Energy, LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2025 |
| 32390 | Winchester Exploration, Inc. | Arlington, TX 76013 | Oil & Gas Operator | Aug 2003 |
| 32391 | Winchester Oil & Gas LLC | Rockdale, TX 76567 | Oil Operator | Dec 2025 |
| 32392 | Winchester Oil Corporation | Maysville, OK 73057-0600 | Oil & Gas Operator | Apr 2010 |
| 32393 | Winchester Operating, Inc. | Bryan, TX 77808 | Oil & Gas Operator | Aug 2001 |
| 32394 | Winchester Production Co., LTD. | Shreveport, LA 71129 | Oil & Gas Operator | Sep 2008 |
| 32395 | Winchester Production Company | Shreveport, LA 71129 | Oil & Gas Operator | Nov 2008 |
| 32396 | Winco Of Kansas | Kechi, KS 67067 | Oil Operator | Aug 1982 |
| 32397 | Winco Oil Inc. | Abilene, TX 79608 | Oil & Gas Operator | Dec 2025 |
| 32398 | Winco Petroleum Company | Richardson, TX 75080 | Oil & Gas Operator | Jan 2003 |
| 32399 | Winco Petroleum Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 1997 |
| 32400 | Wind River Energy Commission | | Oil Operator | Nov 2025 |