| 12201 | Wise Star Energy, LLC | Rockport, TX 78382 | Oil & Gas Operator | Jun 2026 |
| 12202 | Wise Supply Company | Bowie, TX 76230 | Oil & Gas Operator | Jun 2026 |
| 12203 | Wise Well Service | Bowie, TX 76230 | Oil & Gas Operator | Jul 2017 |
| 12204 | Wiseman, B. W., Jr. | Midland, TX 79702 | Oil & Gas Operator | Dec 2002 |
| 12205 | Wisenbaker Production Company | Tyler, TX 75702 | Oil & Gas Operator | Oct 2011 |
| 12206 | Wiser Oil Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 12207 | Wishbone Texas Operating Co LLC | Houston, TX 77064 | Oil & Gas Operator | Jul 2019 |
| 12208 | Witherspoon Oil Co | Iowa Park, TX 76367 | Oil & Gas Operator | Jun 2026 |
| 12209 | Withrow Engineering, Inc. | Richardson, TX 75080 | Oil & Gas Operator | Mar 2000 |
| 12210 | WJ South Waskom #1, LLC | Dallas, TX 75205 | Oil Operator | Jun 2026 |
| 12211 | WJC, Inc. | Post, TX 79356 | Oil & Gas Operator | Jun 2026 |
| 12212 | WJH Energy, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 12213 | WJR Production LLC | Fort Worth, TX 76177 | Oil Operator | Jun 2026 |
| 12214 | WJW Operating Co.,LLC | Austin, TX 78738 | Oil & Gas Operator | May 2002 |
| 12215 | WLH Production LLC | Gainesville, TX 76240 | Oil Operator | Jun 2026 |
| 12216 | WM Wild Wolf Production LLC | Albany, TX 76430 | Oil Operator | Jun 2026 |
| 12217 | Wmo Oil, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 12218 | WMS Corporation | Corsicana, TX 75110 | Oil & Gas Operator | Jun 2026 |
| 12219 | WMS Oil Company | Post, TX 79356 | Oil & Gas Operator | May 2019 |
| 12220 | Wnu Energy LLC | Pinedale, WY 82941 | Oil & Gas Operator | Apr 2026 |
| 12221 | Wo Operating Company | Tulsa, OK 74159 | Oil & Gas Operator | Jun 2026 |
| 12222 | Wofford, C. J. | El Campo, TX 77437 | Oil & Gas Operator | Jun 2026 |
| 12223 | Wolco Energy, Inc. | Dallas, TX 75220 | Oil & Gas Operator | May 1997 |
| 12224 | Wolcott, Ed Operating | Dallas, TX 75205 | Oil & Gas Operator | Oct 2000 |
| 12225 | Wolf Creek Exploration Company | Amarillo, TX 79159 | Oil & Gas Operator | Aug 2000 |
| 12226 | Wolf Energy | Midland, TX 79701 | Oil & Gas Operator | Jan 1995 |
| 12227 | Wolf Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2021 |
| 12228 | Wolf, Gene | Windthorst, TX 76389 | Oil & Gas Operator | Apr 2003 |
| 12229 | Wolf, Gene L.L.C. | Windthorst, TX 76389 | Oil & Gas Operator | Jun 2026 |
| 12230 | Wolfcamp Energy, LLC | Midland, TX 79702 | Gas Operator | Jun 2026 |
| 12231 | Wolfcamp Oil & Gas, Inc. | Odessa, TX 79764 | Oil & Gas Operator | Dec 2004 |
| 12232 | Wolfe Oil Company | Stockdale, TX 78160 | Oil Operator | Jun 2026 |
| 12233 | Wolfson Oil Co. | Dallas, TX 75230 | Oil & Gas Operator | Sep 1999 |
| 12234 | Wolfson, I. J. | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2002 |
| 12235 | Wolsey Oil Inc. | Bowie, TX 76230 | Oil & Gas Operator | Oct 2013 |
| 12236 | Wolsey Well Service, Inc. | Windthorst, TX 76389 | Oil & Gas Operator | Jul 2006 |
| 12237 | Wolsey Well Service, L.P. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2014 |
| 12238 | Wolverine Exploration Company | Houston, TX 77002 | Oil & Gas Operator | May 2019 |
| 12239 | Womack Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Nov 2025 |
| 12240 | Womack Operating, LLC. | Houston, TX 77057 | Oil & Gas Operator | Jun 2026 |
| 12241 | Wood Energy Corporation | Baytown, TX 77520 | Oil & Gas Operator | Jun 1999 |
| 12242 | Wood Hi Co., Inc. | Victoria, TX 77902 | Oil & Gas Operator | Dec 2004 |
| 12243 | Wood Oil Company | Tulsa, OK 74103 | Gas Operator | Oct 1997 |
| 12244 | Wood, C.W. | Calliham, TX 78007 | Oil & Gas Operator | Sep 2023 |
| 12245 | Wood, McShane & Thams | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 12246 | Woodbine Acquisition LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2014 |
| 12247 | Woodbine Petroleum, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |
| 12248 | Woodbine Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 12249 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Jun 2026 |
| 12250 | Woods Operating Co., Inc. | Shreveport, LA 71136 | Oil & Gas Operator | Dec 2020 |
| 12251 | Woods, Herbert S. & Assoc. | El Dorado, AR 71730 | Gas Operator | Feb 2023 |
| 12252 | Woods, W.A. Oil Co. | Holliday, TX 76366 | Oil & Gas Operator | Dec 1993 |
| 12253 | Woodygreen Resources, LLC | Plano, TX 75093 | Oil & Gas Operator | Jun 2026 |
| 12254 | Woodygreen Resources, LP | Abilene, TX 79608 | Oil & Gas Operator | Mar 2012 |
| 12255 | Wooley Petroleum | Alvord, TX 76225 | Oil & Gas Operator | Oct 1994 |
| 12256 | World Energy Corporation | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
| 12257 | World Hydrocarbon, Inc. | Kaufman, TX 75142 | Gas Operator | Apr 1995 |
| 12258 | World Producers, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 1994 |
| 12259 | Worldwide Energy Corporation | Freer, TX 78357 | Oil & Gas Operator | Jan 1997 |
| 12260 | Worldwide Exploration, Inc | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2002 |
| 12261 | Worsham-Steed Gas Storage, L.P. | Houston, TX 77002 | Oil & Gas Operator | Aug 2010 |
| 12262 | Worsham-Steed Gas Storage, LLC | Tulsa, OK 74172 | Oil & Gas Operator | Jun 2026 |
| 12263 | Wortham Oil & Gas | Conroe, TX 77301 | Oil & Gas Operator | Jun 2026 |
| 12264 | Wortham Operating, LLC | Holliday, TX 76366 | Oil & Gas Operator | Apr 2023 |
| 12265 | Wortham, E. H. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 12266 | Wortham, J. R. | Wichita Falls, TX 76310 | Oil & Gas Operator | Aug 2023 |
| 12267 | Wortham, Michael R. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 12268 | WP Oil & Gas Exploration LLC | Loving, TX 76460 | Oil Operator | Jun 2026 |
| 12269 | WPH Operating Company | Amarillo, TX 79105 | Oil & Gas Operator | Mar 2017 |
| 12270 | WPX Energy Gulf Coast, LP | Benbrook, TX 76126 | Oil & Gas Operator | May 2012 |
| 12271 | WPX Energy Permian, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2026 |
| 12272 | WR Resources, LLC | Jourdanton, TX 78026 | Oil & Gas Operator | Jun 2026 |
| 12273 | Wrath Energy, LLC | Odessa, TX 79760 | Oil Operator | Jun 2026 |
| 12274 | WRD Oil, LLC | Floresville, TX 78114 | Oil & Gas Operator | Jun 2026 |
| 12275 | WRD Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2026 |
| 12276 | Wright Brothers Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Jun 2026 |
| 12277 | Wright Brothers Petroleum, LTD. | San Antonio, TX 78212 | Oil & Gas Operator | May 2002 |
| 12278 | Wright Oil And Gas, LLC | Benbrook, TX 76126 | Oil & Gas Operator | Jun 2026 |
| 12279 | Wright Operating, Inc. | Denison, TX 75020 | Oil & Gas Operator | Jun 2026 |
| 12280 | Wright Trucking, Inc. | Weatherford, OK 73096 | Oil & Gas Operator | Feb 2019 |
| 12281 | Wright, Robert W. | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 12282 | Wright, Robert W. Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2000 |
| 12283 | WRT Energy Corporation | Oklahoma City, OK 73118 | Oil & Gas Operator | May 1998 |
| 12284 | WS Ritter Critters, LLC | Groom, TX 79039 | Gas Operator | Jun 2026 |
| 12285 | WSF, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Jun 2013 |
| 12286 | WSM | New Braunfels, TX 78132 | Oil Operator | Jun 2026 |
| 12287 | WT Fitts Operating | Bowie, TX 76230 | Oil & Gas Operator | Jun 2026 |
| 12288 | WTG Exploration | Midland, TX 79705 | Oil & Gas Operator | Jun 2026 |
| 12289 | WTG Exploration Inc | Midland, TX 79705 | Oil & Gas Operator | Dec 2023 |
| 12290 | WTP Energy, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Jun 2026 |
| 12291 | WTR Operating LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 12292 | WTXR Operating (Texas), Inc. | Carrollton, TX 75007 | Oil Operator | Jun 2026 |
| 12293 | WVH Operating LLC | Aledo, TX 76008 | Oil Operator | Jun 2026 |
| 12294 | Wy Woodland Operating, LLC | Covington, TX 76636 | Oil & Gas Operator | Jun 2026 |
| 12295 | Wyatt Permian, LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Jun 2026 |
| 12296 | Wyco Oil & Gas LLC | Odessa, TX 79766 | Oil & Gas Operator | Jan 2024 |
| 12297 | Wylie Bros. Prod. & DRGL. Co,Inc | Baird, TX 79504 | Oil & Gas Operator | Jun 2026 |
| 12298 | Wylie, Fred, Jr. | Moran, TX 76464 | Oil & Gas Operator | Oct 2022 |
| 12299 | Wynco Energy, Inc. | Spring, TX 77393 | Oil & Gas Operator | Jun 2026 |
| 12300 | Wynn-Crosby Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2005 |