| 31701 | Wilson, Warren C | | Oil Operator | Apr 2026 |
| 31702 | Wilson, WM. B. Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Jan 1996 |
| 31703 | Wilson-Shab Corp. | Electra, TX 76360 | Oil & Gas Operator | Jul 2026 |
| 31704 | Wilton Oil Company | Dallas, TX 75206 | Oil & Gas Operator | Apr 1999 |
| 31705 | Wilton Petroleum, Inc. | Canton, KS 67428 | Oil & Gas Operator | Mar 2026 |
| 31706 | Wilton, Frank | Graham, TX 76450 | Oil & Gas Operator | Oct 2016 |
| 31707 | Wimberley Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 2013 |
| 31708 | Wimberley James A | Dallas, TX 75229-6180 | Oil & Gas Operator | Nov 2014 |
| 31709 | Wimco | Dallas, TX 75229 | Oil & Gas Operator | Jul 2008 |
| 31710 | Wimsco, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Dec 1994 |
| 31711 | Wimsett Kenneth | | Oil Operator | Apr 1989 |
| 31712 | Win Oil Company | Russell, KS 67665 | Oil & Gas Operator | Jul 2021 |
| 31713 | Winbeau Oil & Gas Co. | | Oil & Gas Operator | Oct 2013 |
| 31714 | Winchester Energy Operating Co. | Austin, TX 78746 | Oil & Gas Operator | Jul 2026 |
| 31715 | Winchester Energy, LLC | Houston, TX 77056 | Oil & Gas Operator | Jul 2026 |
| 31716 | Winchester Exploration, Inc. | Arlington, TX 76013 | Oil & Gas Operator | Aug 2003 |
| 31717 | Winchester Oil & Gas LLC | Rockdale, TX 76567 | Oil Operator | Jul 2026 |
| 31718 | Winchester Oil Corporation | Maysville, OK 73057-0600 | Oil & Gas Operator | Apr 2010 |
| 31719 | Winchester Operating, Inc. | Bryan, TX 77808 | Oil & Gas Operator | Aug 2001 |
| 31720 | Winchester Production Co., LTD. | Shreveport, LA 71129 | Oil & Gas Operator | Sep 2008 |
| 31721 | Winchester Production Company | Shreveport, LA 71129 | Oil & Gas Operator | Nov 2008 |
| 31722 | Winco Of Kansas | Kechi, KS 67067 | Oil Operator | Aug 1982 |
| 31723 | Winco Oil Inc. | Abilene, TX 79608 | Oil & Gas Operator | Jul 2026 |
| 31724 | Winco Petroleum Company | Richardson, TX 75080 | Oil & Gas Operator | Jan 2003 |
| 31725 | Winco Petroleum Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 1997 |
| 31726 | Wind River Energy Commission | | Oil Operator | Mar 2026 |
| 31727 | Wind River Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Jul 2026 |
| 31728 | Wind River Exploration | Powell, WY 82435 | Oil & Gas Operator | Jun 2026 |
| 31729 | Wind River Exploration Inc | Sewickley, PA 15143 | Oil & Gas Operator | Mar 2026 |
| 31730 | Wind River Oil & Gas, Inc. | Jackson, WY 83002 | Oil Operator | Aug 2000 |
| 31731 | Wind River Resources Corp | Park City, UT 84098 | Oil & Gas Operator | Jan 2020 |
| 31732 | Wind River Resources Inc | Tulsa, OK 74136-6381 | Oil & Gas Operator | Jun 2010 |
| 31733 | Winder Oil Company | | Oil Operator | Mar 2026 |
| 31734 | Windfall Oil & Gas Inc | Falls Creek, PA 15840-2617 | Gas Operator | Dec 2024 |
| 31735 | Windfohr Oil Company | | Oil & Gas Operator | May 1980 |
| 31736 | Windgate Oil Com | | Oil Operator | Jul 1985 |
| 31737 | Windham Oil Company | | Oil & Gas Operator | Dec 1987 |
| 31738 | Windham Oil Corp. | | Oil & Gas Operator | Dec 2024 |
| 31739 | Windham Resources | Abilene, TX 79608 | Oil & Gas Operator | Jul 2026 |
| 31740 | Windham Resources, Inc. | Tuscola, TX 79562 | Oil & Gas Operator | Feb 2004 |
| 31741 | Windham, L. E. | Rankin, TX 79778 | Oil & Gas Operator | Dec 1996 |
| 31742 | Windham, L.E. Estate Of | Midland, TX 79702 | Oil & Gas Operator | Mar 2012 |
| 31743 | Windler-Doudna, A General Partnership | | Oil Operator | Sep 2000 |
| 31744 | Windmill Oil Company | Austin, TX 78747 | Oil & Gas Operator | Mar 2008 |
| 31745 | Windmill Windy Acres Farm, LLC | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 31746 | Window Operating Co., The | Coleman, TX 76834 | Oil & Gas Operator | Jul 2026 |
| 31747 | Windridge Operating LLC | | Oil & Gas Operator | May 2026 |
| 31748 | Windrush Operating Co., L.L.C. | Longville, LA 70652 | Oil & Gas Operator | Jul 2026 |
| 31749 | Windrush Operating Company | | Oil & Gas Operator | Jan 2009 |
| 31750 | Winds Exploration And Production, LLC | Houston, TX 77032 | Gas Operator | Jan 2025 |
| 31751 | Windsor Associates Inc | Fairlawn, OH 44333-4006 | Oil & Gas Operator | Dec 2012 |
| 31752 | Windsor Energy Group LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Aug 2021 |
| 31753 | Windsor Energy Inc | Dallas, TX 75204-3199 | Oil & Gas Operator | May 2006 |
| 31754 | Windsor Exploration Company | Dallas, TX 75204 | Oil & Gas Operator | Jan 1994 |
| 31755 | Windsor Gas Corporation | | Oil & Gas Operator | Aug 1989 |
| 31756 | Windsor Permian LLC | Midland, TX 79701 | Oil & Gas Operator | Jun 2012 |
| 31757 | Windward Development LLC | Tulsa, OK 74136-7007 | Oil & Gas Operator | Jul 2019 |
| 31758 | Windy Cove Energy II, LLC | Houston, TX 77079 | Oil & Gas Operator | Sep 2020 |
| 31759 | Wineglass Production, LLC | Ranger, TX 76470 | Oil Operator | Jul 2026 |
| 31760 | Wineinger Dickie L Dba Royal Petroleum Co | Iowa Park, TX 76367 | Oil Operator | Nov 2022 |
| 31761 | Wineland Oil - LLC | Hays, KS 67601 | Oil Operator | Mar 2026 |
| 31762 | Wineridge Inc. | Austin, TX 78747 | Oil Operator | Jul 2026 |
| 31763 | Winfall Energy Inc N V | Vandergrift, PA 15690-2001 | Oil & Gas Operator | Dec 2025 |
| 31764 | Winfield Operating Company | Dallas, TX 75214 | Oil & Gas Operator | Jul 2026 |
| 31765 | Winfrey Oil Co., Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2016 |
| 31766 | Wing Corporation | Houston, TX 77002 | Oil & Gas Operator | Jun 2000 |
| 31767 | Wingrove Operating, LLC | Odessa, TX 79760 | Oil Operator | Jul 2026 |
| 31768 | Wingrove Well Service, Inc. | Lueders, TX 79533 | Oil & Gas Operator | Nov 2023 |
| 31769 | Winkler L W & Son | Denver, CO 80222 | Oil & Gas Operator | Dec 2001 |
| 31770 | Winn Exploration Co., Inc. | Corpus Christ, TX 78401 | Oil & Gas Operator | Jul 2026 |
| 31771 | Winn Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2026 |
| 31772 | Winney Construction Company | Forks, WA 98331-0801 | Oil & Gas Operator | Jan 2013 |
| 31773 | Winona Oil & Gas | | Oil & Gas Operator | Sep 1996 |
| 31774 | Winright Resources Operating,LLC | Houston, TX 77007 | Oil & Gas Operator | Jul 2026 |
| 31775 | Winslow Operating Company, LLC | Austin, TX 78737 | Oil & Gas Operator | Jul 2026 |
| 31776 | Winslow, Harry C. | San Antonio, TX 78217 | Oil & Gas Operator | Jul 2026 |
| 31777 | Winston Land & Cattle Co., Inc. | Lufkin, TX 75901 | Oil & Gas Operator | Feb 2001 |
| 31778 | Winston Land & Cattle I, LTD. | Lufkin, TX 75902 | Oil & Gas Operator | Nov 2014 |
| 31779 | Winston Oil Co | Marietta, OH 45750 | Oil & Gas Operator | Apr 2026 |
| 31780 | Winter Ridge Energy LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2011 |
| 31781 | Winter'S Railroad Service, Inc | North Collins, NY 14111 | Gas Operator | Dec 2025 |
| 31782 | Winter, Marvin J. | North Collins, NY 14111 | Gas Operator | Dec 2025 |
| 31783 | Winterfield Corp | | Oil Operator | Nov 2024 |
| 31784 | Winterscheid Oil, LLC | Olpe, KS 66865 | Oil Operator | Dec 2019 |
| 31785 | Wintershall Corporation | | Oil & Gas Operator | Oct 1989 |
| 31786 | Wintershall Oil | | Oil Operator | Sep 1985 |
| 31787 | Wintershall Oil & Gas Co | | Oil & Gas Operator | Feb 1980 |
| 31788 | Wintershall Oil & Gas Corp | Houston, TX 77027 | Oil & Gas Operator | Jul 1989 |
| 31789 | Winwell, L.L.C. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2007 |
| 31790 | Winzeler Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | May 2013 |
| 31791 | Wirtz Oil, LLC | Ellinwood, KS 67526 | Oil & Gas Operator | Mar 2026 |
| 31792 | Wischkaemper, James K. | Shamrock, TX 79079 | Oil & Gas Operator | Aug 2023 |
| 31793 | Wischkaemper, Kenneth | Shamrock, TX 79079 | Oil & Gas Operator | Jul 2026 |
| 31794 | Wise Exploration | Perrin, TX 76486 | Oil & Gas Operator | Jul 2026 |
| 31795 | Wise James W | Okmulgee, OK 74447 | Oil & Gas Operator | Oct 1996 |
| 31796 | Wise Oil & Gas Company LLC | Shawnee, OK 74801-8507 | Oil & Gas Operator | Feb 2024 |
| 31797 | Wise Production Company | Bowie, TX 76230 | Oil & Gas Operator | Jul 2026 |
| 31798 | Wise Star Energy, LLC | Rockport, TX 78382 | Oil & Gas Operator | Jul 2026 |
| 31799 | Wise Supply Company | Bowie, TX 76230 | Oil & Gas Operator | Jul 2026 |
| 31800 | Wise Well Service | Bowie, TX 76230 | Oil & Gas Operator | Jul 2017 |