| 31501 | Witco Corporation | Newark, OH 43055 | Oil & Gas Operator | Dec 1995 |
| 31502 | Witcraft, Jimmy D. | Pawhuska, OK 74056 | Oil & Gas Operator | Jun 1987 |
| 31503 | Witherspoon Joe A | Bells, TX 75414 | Oil Operator | Jul 2025 |
| 31504 | Witherspoon Oil Co | Iowa Park, TX 76367 | Oil & Gas Operator | May 2026 |
| 31505 | Withrow Engineering, Inc. | Richardson, TX 75080 | Oil & Gas Operator | Mar 2000 |
| 31506 | Withrow Oil Company Inc | Yukon, OK 73099-7712 | Oil & Gas Operator | Apr 2021 |
| 31507 | Witkowski, Dave | Hamburg, NY 14075 | Oil & Gas Operator | Dec 2024 |
| 31508 | Witlicki Richard | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2015 |
| 31509 | Witt Oil Production, Inc. | | Oil & Gas Operator | Nov 1984 |
| 31510 | Witter, Terry L. | Alma, NY 14708 | Oil Operator | Dec 2024 |
| 31511 | Wittmeyer, Richard J. & Cynthia L. | Springville, NY 14141 | Gas Operator | Dec 2024 |
| 31512 | Witty Thomas E | Enid, OK 73703 | Oil & Gas Operator | Mar 2008 |
| 31513 | Witzel, Robert R. | Dansville, NY 14437 | Gas Operator | Dec 2024 |
| 31514 | Wixson R J Compa | | Oil Operator | Jan 1989 |
| 31515 | Wixson, R. J., Co. | Wichita, KS 67278 | Oil Operator | Oct 2002 |
| 31516 | WJ South Waskom #1, LLC | Dallas, TX 75205 | Oil Operator | May 2026 |
| 31517 | WJC, Inc. | Post, TX 79356 | Oil & Gas Operator | May 2026 |
| 31518 | WJH Energy, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | May 2026 |
| 31519 | WJM Oil Inc | Shawnee, OK 74804-3203 | Oil & Gas Operator | Jan 2013 |
| 31520 | WJR Production LLC | Fort Worth, TX 76177 | Oil Operator | May 2026 |
| 31521 | WJW Operating Co.,LLC | Austin, TX 78738 | Oil & Gas Operator | May 2002 |
| 31522 | Wle, Inc. | | Oil & Gas Operator | Feb 2012 |
| 31523 | WLH Production LLC | Gainesville, TX 76240 | Oil Operator | May 2026 |
| 31524 | WLP Oil Inc | Gillette, WY 82717 | Oil & Gas Operator | Dec 2018 |
| 31525 | WLS Corporation | | Oil Operator | Aug 2009 |
| 31526 | WLS, Inc | | Oil & Gas Operator | Nov 2025 |
| 31527 | WLW Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Mar 2026 |
| 31528 | WM B Hill Production Co | | Oil Operator | Jun 1991 |
| 31529 | WM Energy LLC | Asher, OK 74826 | Oil & Gas Operator | Mar 2026 |
| 31530 | WM KS Energy Resources LLC | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2019 |
| 31531 | WM Oil & Gas Inc | Canton, OH 44721 | Oil & Gas Operator | Dec 2018 |
| 31532 | WM Wild Wolf Production LLC | Albany, TX 76430 | Oil Operator | May 2026 |
| 31533 | WM. H. Brayton Trust | | Oil & Gas Operator | Dec 2000 |
| 31534 | WM. H. Kenny Consultants, LTD. | | Oil & Gas Operator | Nov 1991 |
| 31535 | WM. Herbert Hunt TR.Est. | | Oil & Gas Operator | Oct 1992 |
| 31536 | WM. T. Burton Industries, Inc. | | Oil & Gas Operator | Apr 1988 |
| 31537 | WM. Zuhone, Jr. | | Oil & Gas Operator | Aug 1988 |
| 31538 | Wme Yates LLC | | Gas Operator | Dec 2023 |
| 31539 | Wmo Oil, LLC | Kilgore, TX 75663 | Oil & Gas Operator | May 2026 |
| 31540 | WMS Corporation | Corsicana, TX 75110 | Oil & Gas Operator | May 2026 |
| 31541 | WMS Oil Company | Post, TX 79356 | Oil & Gas Operator | May 2019 |
| 31542 | WN Operating Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Feb 2026 |
| 31543 | WNR Enterprises', Inc. | | Oil & Gas Operator | Feb 1997 |
| 31544 | WNT Operating Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2001 |
| 31545 | Wnu Energy LLC | Pinedale, WY 82941 | Oil & Gas Operator | Mar 2026 |
| 31546 | Wo Operating Company | Tulsa, OK 74159 | Oil & Gas Operator | May 2026 |
| 31547 | Woco La, LLC | | Oil Operator | Jan 2025 |
| 31548 | Woco, Inc. | Wichita, KS 67214 | Oil Operator | Dec 2009 |
| 31549 | Wofford, C. J. | El Campo, TX 77437 | Oil & Gas Operator | May 2026 |
| 31550 | Wohlford Properties Inc | Barling, AR 72923 | Gas Operator | Apr 2022 |
| 31551 | Wolco Energy, Inc. | Dallas, TX 75220 | Oil & Gas Operator | May 1997 |
| 31552 | Wolcott, Ed Operating | Dallas, TX 75205 | Oil & Gas Operator | Oct 2000 |
| 31553 | Wold Energy Partners LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2022 |
| 31554 | Wold John S | | Gas Operator | Feb 1991 |
| 31555 | Wold Oil & Gas | | Oil & Gas Operator | Oct 1996 |
| 31556 | Wold Oil Properties Inc | Denver, CO 80203 | Oil & Gas Operator | Feb 2018 |
| 31557 | Wolf Creek Enterprises Inc | Stillwater, OK 74074-6965 | Oil Operator | Apr 2009 |
| 31558 | Wolf Creek Exploration Company | Amarillo, TX 79159 | Oil & Gas Operator | Aug 2000 |
| 31559 | Wolf Energy | Midland, TX 79701 | Oil & Gas Operator | Jan 1995 |
| 31560 | Wolf Energy Company | | Oil & Gas Operator | Dec 1985 |
| 31561 | Wolf Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2021 |
| 31562 | Wolf Howard Lee | Burneyville, OK 73430-9617 | Oil & Gas Operator | Jun 2000 |
| 31563 | Wolf, Gene | Windthorst, TX 76389 | Oil & Gas Operator | Apr 2003 |
| 31564 | Wolf, Gene L.L.C. | Windthorst, TX 76389 | Oil & Gas Operator | May 2026 |
| 31565 | Wolfcamp Energy, LLC | Midland, TX 79702 | Gas Operator | May 2026 |
| 31566 | Wolfcamp Oil & Gas, Inc. | Odessa, TX 79764 | Oil & Gas Operator | Dec 2004 |
| 31567 | Wolfe Energy, LLC | | Oil Operator | Jan 2026 |
| 31568 | Wolfe Jimmy Ray | | Oil Operator | Nov 1995 |
| 31569 | Wolfe Oil | Bremen, OH 43107 | Oil Operator | Dec 2025 |
| 31570 | Wolfe Oil Company | Stockdale, TX 78160 | Oil Operator | May 2026 |
| 31571 | Wolfe, Jimmy Ray, Deceased | Peru, KS 67360 | Oil Operator | Sep 2009 |
| 31572 | Wolfe, Leslie | Peru, KS 67360 | Oil Operator | Dec 2014 |
| 31573 | Wolfe, Ray | Longton, KS 67352 | Oil Operator | Jul 1988 |
| 31574 | Wolford Ben & Bonnie | Frazeysburg, OH 43822 | Oil Operator | Dec 2016 |
| 31575 | Wolfson Oil Co. | Dallas, TX 75230 | Oil & Gas Operator | Sep 1999 |
| 31576 | Wolfson, I. J. | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2002 |
| 31577 | Wollard-Abbott Crude, A General Partnership | Parker, KS 66072 | Oil Operator | May 2008 |
| 31578 | Wolsey Oil Inc. | Bowie, TX 76230 | Oil & Gas Operator | Oct 2013 |
| 31579 | Wolsey Well Service, Inc. | Windthorst, TX 76389 | Oil & Gas Operator | Jul 2006 |
| 31580 | Wolsey Well Service, L.P. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2014 |
| 31581 | Wolverine Environmental Production Inc | | Oil & Gas Operator | Sep 2000 |
| 31582 | Wolverine Exploration Company | Houston, TX 77002 | Oil & Gas Operator | May 2019 |
| 31583 | Wolverine Gas & Oil Company Of Utah, LLC | Grand Rapids, MI 49503-2616 | Oil & Gas Operator | Feb 2026 |
| 31584 | Wolverine Gas And Oil Company Of Michigan LLC | | Oil & Gas Operator | Mar 2026 |
| 31585 | Wolverine Operations LLC | Buffalo, WY 82834 | Gas Operator | Oct 2008 |
| 31586 | Wolverine Petroleum Corp | Holdenville, OK 74848 | Oil & Gas Operator | Jul 1999 |
| 31587 | Wolverine Resources LLC | | Oil & Gas Operator | Jan 2024 |
| 31588 | Womack & Nelson | | Gas Operator | Feb 1987 |
| 31589 | Womack & Price | | Oil & Gas Operator | Oct 1990 |
| 31590 | Womack Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Nov 2025 |
| 31591 | Womack Operating, LLC. | Houston, TX 77057 | Oil & Gas Operator | May 2026 |
| 31592 | Womack Prod Co. | | Oil Operator | Feb 1996 |
| 31593 | Womelsdorf Oil | Welda, KS 66091 | Oil Operator | Apr 1999 |
| 31594 | Wonee Oil Company | Healdton, OK 73438 | Oil Operator | Jul 1996 |
| 31595 | Wood Charles L | Akron, OH 44320 | Oil & Gas Operator | Dec 1990 |
| 31596 | Wood Donald E | Independence, KS 67301 | Oil & Gas Operator | Dec 2025 |
| 31597 | Wood Drilling LLC | Kittanning, PA 16201 | Gas Operator | Dec 2025 |
| 31598 | Wood Energy Corporation | Baytown, TX 77520 | Oil & Gas Operator | Jun 1999 |
| 31599 | Wood Energy, Inc. | Mount Vernon, IL 62864 | Oil Operator | Dec 2025 |
| 31600 | Wood Fay C Estate | Enid, OK 73703 | Oil & Gas Operator | Jun 2013 |