| 32501 | Wolsey Well Service, L.P. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2014 |
| 32502 | Wolverine Environmental Production Inc | | Oil & Gas Operator | Sep 2000 |
| 32503 | Wolverine Exploration Company | Houston, TX 77002 | Oil & Gas Operator | May 2019 |
| 32504 | Wolverine Gas & Oil Company Of Utah, LLC | Grand Rapids, MI 49503-2616 | Oil & Gas Operator | Mar 2025 |
| 32505 | Wolverine Gas And Oil Company Of Michigan LLC | | Oil & Gas Operator | Nov 2024 |
| 32506 | Wolverine Operations LLC | Buffalo, WY 82834 | Gas Operator | Oct 2008 |
| 32507 | Wolverine Petroleum Corp | Holdenville, OK 74848 | Oil & Gas Operator | Jul 1999 |
| 32508 | Wolverine Resources LLC | | Oil & Gas Operator | Jan 2024 |
| 32509 | Womack & Nelson | | Gas Operator | Feb 1987 |
| 32510 | Womack & Price | | Oil & Gas Operator | Oct 1990 |
| 32511 | Womack Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Nov 2024 |
| 32512 | Womack Operating, LLC. | Houston, TX 77057 | Oil & Gas Operator | May 2025 |
| 32513 | Womack Prod Co. | | Oil Operator | Feb 1996 |
| 32514 | Womelsdorf Oil | Welda, KS 66091 | Oil Operator | Apr 1999 |
| 32515 | Wonee Oil Company | Healdton, OK 73438 | Oil Operator | Jul 1996 |
| 32516 | Wood Charles L | Akron, OH 44320 | Oil & Gas Operator | Dec 1990 |
| 32517 | Wood Drilling LLC | Kittanning, PA 16201 | Gas Operator | Dec 2024 |
| 32518 | Wood Energy Corporation | Baytown, TX 77520 | Oil & Gas Operator | Jun 1999 |
| 32519 | Wood Energy, Inc. | Mount Vernon, IL 62864 | Oil Operator | Jan 2025 |
| 32520 | Wood Fay C Estate | Enid, OK 73703 | Oil & Gas Operator | Jun 2013 |
| 32521 | Wood Hi Co., Inc. | Victoria, TX 77902 | Oil & Gas Operator | Dec 2004 |
| 32522 | Wood McShane & T | | Oil Operator | Nov 1987 |
| 32523 | Wood Oil Company | Tulsa, OK 74103 | Gas Operator | Oct 1997 |
| 32524 | Wood River Oil & Refining Co | | Oil & Gas Operator | Dec 1998 |
| 32525 | Wood William C | Kittanning, PA 16201-4328 | Oil & Gas Operator | Dec 2018 |
| 32526 | Wood, C.W. | Calliham, TX 78007 | Oil & Gas Operator | Sep 2023 |
| 32527 | Wood, Clarence & Lacy, W F | | Oil Operator | Dec 2019 |
| 32528 | Wood, Donald E. | Independence, KS 67301 | Oil & Gas Operator | Dec 2024 |
| 32529 | Wood, E. H., Jr. | Wichita, KS 67202 | Oil & Gas Operator | Sep 2010 |
| 32530 | Wood, Kenneth | South Dayton, NY 14138 | Gas Operator | Dec 2023 |
| 32531 | Wood, McShane & Thams | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 32532 | Woodall Oil Company | | Oil Operator | Sep 2010 |
| 32533 | Woodard Energy Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2010 |
| 32534 | Woodbine Acquisition LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2014 |
| 32535 | Woodbine Petroleum, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |
| 32536 | Woodbine Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | May 2025 |
| 32537 | Woodco Oil And Gas Company | | Gas Operator | Nov 1981 |
| 32538 | Woodland Hills Oil & Gas, LLC | | Oil Operator | Dec 2024 |
| 32539 | Woodland Operating LLC | Rio VIsta, TX 76093-0010 | Oil & Gas Operator | Feb 2025 |
| 32540 | Woodlands Oil And Gas Inc. | The Woodlands, TX 77380 | Gas Operator | Jan 2014 |
| 32541 | Woodlawn Energy Dev., L.L.C. | | Oil & Gas Operator | Aug 2006 |
| 32542 | Woodman & Iannit | | Oil & Gas Operator | Sep 1996 |
| 32543 | Woodman & Iannitti Oil Company | Great Bend, KS 67530 | Oil & Gas Operator | Jan 2003 |
| 32544 | Woodpecker Corp. | | Oil & Gas Operator | Dec 2024 |
| 32545 | Woodruff, Michael C. | Smethport, PA 16749 | Oil & Gas Operator | Dec 2023 |
| 32546 | Woods & Deas | | Oil & Gas Operator | Jan 1984 |
| 32547 | Woods & Deas-Dobie | | Oil & Gas Operator | Aug 1983 |
| 32548 | Woods Henry Dba Woods Oil Company | Madill, OK 73446 | Oil Operator | Aug 2023 |
| 32549 | Woods Oil | | Oil Operator | Jan 2025 |
| 32550 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | May 2025 |
| 32551 | Woods Operating Co., Inc. | Shreveport, LA 71136 | Oil & Gas Operator | Dec 2020 |
| 32552 | Woods Petroleum Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 32553 | Woods, Et Al | | Gas Operator | Sep 1990 |
| 32554 | Woods, Herbert S. & Assoc. | El Dorado, AR 71730 | Gas Operator | Feb 2023 |
| 32555 | Woods, Pete Or Maxine | Chester, MT 59522 | Oil & Gas Operator | Feb 2025 |
| 32556 | Woods, W.A. Oil Co. | Holliday, TX 76366 | Oil & Gas Operator | Dec 1993 |
| 32557 | Woodward Disposal Company Inc | Woodward, OK 73801-3234 | Oil & Gas Operator | Sep 2013 |
| 32558 | Woodward Iodine Corporation | Woodward, OK 73801 | Oil & Gas Operator | Mar 2025 |
| 32559 | Woodward Petroleum | | Oil & Gas Operator | Dec 2003 |
| 32560 | Woodyard Drilling | Chesterhill, OH 43728 | Oil & Gas Operator | Dec 2016 |
| 32561 | Woodygreen Resources, LLC | Plano, TX 75093 | Oil & Gas Operator | May 2025 |
| 32562 | Woodygreen Resources, LP | Abilene, TX 79608 | Oil & Gas Operator | Mar 2012 |
| 32563 | Woofter, Betty | Glenville, WV 26351-0032 | Oil & Gas Operator | Dec 2021 |
| 32564 | Wooldridge Land & Cattle, LLC | | Oil Operator | Jan 2025 |
| 32565 | Wooldridge Production Co.,LTD. | | Oil & Gas Operator | Apr 2008 |
| 32566 | Wooldridge Production, L.L.C. | | Oil Operator | Mar 2005 |
| 32567 | Woolever Stephen L | Tulsa, OK 74108-2303 | Oil Operator | Jul 2024 |
| 32568 | Wooley Petroleum | Alvord, TX 76225 | Oil & Gas Operator | Oct 1994 |
| 32569 | Woolf & Magee, Inc. | | Oil & Gas Operator | Oct 1991 |
| 32570 | Woolsey Operating Company, LLC | Wichita, KS 67226 | Oil & Gas Operator | Jan 2025 |
| 32571 | Woolsey Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Jan 2025 |
| 32572 | Woosley, James P | Moab, UT 84532 | Oil & Gas Operator | Feb 2025 |
| 32573 | Work John | Tulsa, OK 74135 | Oil Operator | Dec 1996 |
| 32574 | Workover One, Inc. | | Oil & Gas Operator | Jul 1989 |
| 32575 | World Energy Corporation | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
| 32576 | World Hydrocarbon, Inc. | Kaufman, TX 75142 | Gas Operator | Apr 1995 |
| 32577 | World Oil | | Oil & Gas Operator | Nov 1998 |
| 32578 | World Oil & Gas Expl., Inc. | | Oil & Gas Operator | Mar 1988 |
| 32579 | World Producers, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 1994 |
| 32580 | Worldwide Energy | | Oil & Gas Operator | May 1989 |
| 32581 | Worldwide Energy Corp. | Freer, TX 78357 | Oil & Gas Operator | Jan 1997 |
| 32582 | Worldwide Exploration, Inc | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2002 |
| 32583 | Worsham Petroleum | Denver, CO 80209 | Gas Operator | Aug 2001 |
| 32584 | Worsham-Steed Gas Storage, L.P. | Houston, TX 77002 | Oil & Gas Operator | Aug 2010 |
| 32585 | Worsham-Steed Gas Storage, LLC | Tulsa, OK 74172 | Oil & Gas Operator | May 2025 |
| 32586 | Worstell Michael H | Collinsville, OK 74021-5918 | Oil Operator | Mar 2015 |
| 32587 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 32588 | Worstell Oil Co LLC | Collinsville, OK 74021-5918 | Oil Operator | Sep 2024 |
| 32589 | Worth Drilling | | Oil Operator | Jun 1993 |
| 32590 | Wortham Oil & Gas | Conroe, TX 77301 | Oil & Gas Operator | May 2025 |
| 32591 | Wortham Operating, LLC | Holliday, TX 76366 | Oil & Gas Operator | Apr 2023 |
| 32592 | Wortham, E. H. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 32593 | Wortham, J. R. | Wichita Falls, TX 76310 | Oil & Gas Operator | Aug 2023 |
| 32594 | Wortham, Michael R. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 32595 | Worthington Oil Co Inc | Worthington, OH 43085 | Oil & Gas Operator | Dec 1989 |
| 32596 | Worthy George Disposal Inc | Cushing, OK 74023-9523 | Oil Operator | Jan 2001 |
| 32597 | Wortman Farms, LLC | Medicine Lodge, KS 67104 | Oil & Gas Operator | Dec 2017 |
| 32598 | WP Oil & Gas Exploration LLC | Loving, TX 76460 | Oil Operator | May 2025 |
| 32599 | WP Oil LLC | Owasso, OK 74055 | Oil Operator | Feb 2025 |
| 32600 | WPH Operating Company | Amarillo, TX 79105 | Oil & Gas Operator | Mar 2017 |