| 4601 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 4602 | Way Drilling Com | | Oil & Gas Operator | Mar 1993 |
| 4603 | Wayside Angus Fa | | Oil & Gas Operator | Sep 2002 |
| 4604 | Wayside Prod Com | | Oil Operator | May 1984 |
| 4605 | WD Oil Company I | | Oil Operator | Apr 1986 |
| 4606 | Webco Oil Compan | | Oil Operator | Sep 1989 |
| 4607 | Webco Oil Company, Inc. | Hoisington, KS 67544 | Oil Operator | Jan 2025 |
| 4608 | Weber Four Oil Co., Inc. | Hoisington, KS 67544 | Oil Operator | Dec 2024 |
| 4609 | Webster Oil LLC | Leon, KS 67074 | Oil Operator | Jan 2025 |
| 4610 | Wedel, Darold | Canton, KS 67428 | Oil Operator | Apr 2002 |
| 4611 | Weeks, VIrginia | Hoisington, KS 67544 | Oil Operator | Mar 2002 |
| 4612 | Wehmeyer, Gerald | Independence, KS 67301 | Oil Operator | Aug 2024 |
| 4613 | Weigel Oil Company, LLC | Gorham, KS 67640 | Oil Operator | Jan 2025 |
| 4614 | Weigel V Francis | | Oil Operator | Mar 1994 |
| 4615 | Weigel, V. Francis - Family Partnership | Gorham, KS 67640 | Oil Operator | Jul 2004 |
| 4616 | Weilert Enterpri | | Oil Operator | Sep 1988 |
| 4617 | Weilert Michael | | Oil Operator | Oct 1993 |
| 4618 | Weilert, S.R. | Wichita, KS 67216 | Oil Operator | Oct 1998 |
| 4619 | Weinkauf Petroleum, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2025 |
| 4620 | Well Tech Oil And Gas, Inc. | Wichita, KS 67206 | Oil Operator | Sep 2020 |
| 4621 | Wells Energy Com | | Oil & Gas Operator | Mar 1994 |
| 4622 | Wells Oil Compan | | Gas Operator | Sep 1984 |
| 4623 | Wells Oil, LLC | Gridley, KS 66852 | Oil Operator | Jan 2025 |
| 4624 | Wells-Battelstei | | Oil & Gas Operator | Mar 1993 |
| 4625 | Wellstar Corporation | Northglenn, CO 80233 | Oil & Gas Operator | Mar 2025 |
| 4626 | Wellsville Oil C | | Oil Operator | Dec 1996 |
| 4627 | Wellsville Oil Co | Wellsville, KS 66092 | Oil Operator | Sep 2000 |
| 4628 | Wellwin Drilling | | Oil & Gas Operator | Dec 1994 |
| 4629 | Wellwin Drilling Corporation | Wellington, KS 67152 | Oil & Gas Operator | Jan 2025 |
| 4630 | Wenert Trich Oil | | Oil & Gas Operator | Jul 1990 |
| 4631 | Werner Roland L | | Gas Operator | Nov 1992 |
| 4632 | Werth Exploration Trust | | Oil Operator | Dec 2013 |
| 4633 | West 40 Production | Ness City, KS 67560 | Oil Operator | Apr 1998 |
| 4634 | West Kansas Oil | | Oil Operator | Jul 1992 |
| 4635 | West Kansas Oil Corporation | Oberlin, KS 67749 | Oil Operator | Aug 1998 |
| 4636 | West Plains Enterprises, Inc | Plains, KS 67869 | Oil & Gas Operator | Sep 2022 |
| 4637 | West Sunset Disposal, LLC | Amarillo, TX 79159 | Oil Operator | Oct 2003 |
| 4638 | West X, Inc. | Hays, KS 67601 | Oil Operator | Aug 1997 |
| 4639 | Westech Energy C | | Oil & Gas Operator | Dec 1996 |
| 4640 | Western Frontier Adventure, LLC | Easton, KS 66020 | Oil Operator | Dec 2019 |
| 4641 | Western Fuel & S | | Oil Operator | Oct 1987 |
| 4642 | Western Kansas E | | Oil Operator | Aug 1993 |
| 4643 | Western Oil & Gas Development Co. | Robinson, IL 62454 | Oil Operator | Jun 2000 |
| 4644 | Western Oil Comp | | Oil Operator | Aug 1989 |
| 4645 | Western Operating Company | Denver, CO 80204 | Oil & Gas Operator | Mar 2025 |
| 4646 | Western Pacific Farms, Inc. | Copeland, KS 67837 | Oil & Gas Operator | Apr 2020 |
| 4647 | Western Plains Resources LLC | Garden City, KS 67846 | Oil & Gas Operator | Jan 2025 |
| 4648 | Western Properti | | Oil Operator | Oct 1987 |
| 4649 | Westgate Oil Com | | Oil Operator | Mar 1993 |
| 4650 | Westgate Oil Company, Inc. | Eureka, KS 67045 | Oil Operator | Apr 2025 |
| 4651 | Westlake Energy Consultants, Inc. | Westlake VIllage, CA 91362 | Gas Operator | Dec 2019 |
| 4652 | Westmore Drillin | | Oil & Gas Operator | Oct 1995 |
| 4653 | Westmore Drilling Company, Inc. | Lawrence, KS 66047 | Oil & Gas Operator | Dec 2019 |
| 4654 | Weston Management & Operations Group | Centreville, MD 21617 | Oil Operator | May 1997 |
| 4655 | Westport Oil And Gas Company Inc | Denver, CO 80202 | Oil & Gas Operator | Feb 2002 |
| 4656 | Westport Oil Com | | Oil Operator | Feb 1994 |
| 4657 | Westport Petrole | | Oil Operator | Feb 1985 |
| 4658 | Weststar Resourc | | Oil Operator | Sep 1992 |
| 4659 | WGP-KHC, LLC | Houston, TX 77002 | Oil Operator | May 2017 |
| 4660 | Wheatbelt Invest | | Oil Operator | Mar 1991 |
| 4661 | Wheatland Oil & | | Oil & Gas Operator | Aug 1984 |
| 4662 | Wheeler Oil Company | Sperry, OK 74073-9417 | Oil & Gas Operator | Jan 2025 |
| 4663 | Whitaker Companies, Inc. | Humboldt, KS 66748 | Oil & Gas Operator | Aug 2023 |
| 4664 | Whitaker Enterpr | | Oil Operator | Oct 1992 |
| 4665 | Whitaker Harold | | Oil Operator | Aug 1990 |
| 4666 | Whitco Petroleum, LP | Leoti, KS 67861 | Oil & Gas Operator | Jan 2025 |
| 4667 | White & Ellis DR | | Oil & Gas Operator | Aug 1995 |
| 4668 | White & Ellis Drilling, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Jan 2025 |
| 4669 | White Eagle Reso | | Oil Operator | Dec 1996 |
| 4670 | White Eagle Resources Corp. | Taos, NM 87571 | Oil & Gas Operator | Jun 2016 |
| 4671 | White Exploration, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Jan 2025 |
| 4672 | White Gas & Oil | Mesa, AZ 85210 | Oil Operator | Oct 2006 |
| 4673 | White Hawk Oil C | | Oil & Gas Operator | Sep 1995 |
| 4674 | White Hawk Oil Company, A General Partnership | Tulsa, OK 74101 | Oil Operator | Jan 2025 |
| 4675 | White Hawk Oil Company, LLP | Tulsa, OK 74103 | Oil Operator | Jan 2025 |
| 4676 | White Marlin Operating Company, LLC | Houston, TX 77002 | Oil & Gas Operator | May 2025 |
| 4677 | White Pine Petro | | Oil Operator | Mar 1985 |
| 4678 | White Pine Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Dec 2019 |
| 4679 | White Rock Oil LLC | De Soto, KS 66018 | Oil Operator | May 2012 |
| 4680 | White, Edgar W. | Elkhart, KS 67950 | Gas Operator | Dec 2015 |
| 4681 | White, Kenneth S. | Wichita, KS 67220 | Oil & Gas Operator | Sep 2022 |
| 4682 | White, Robert F. | Wichita, KS 67220 | Oil & Gas Operator | Feb 2007 |
| 4683 | Whitehall Energy Corp. | Houston, TX 77095 | Gas Operator | Apr 2010 |
| 4684 | Whiteman Industries, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Jun 2024 |
| 4685 | Whitetail Crude | | Oil Operator | Nov 1996 |
| 4686 | Whitetail Crude, Inc | Ness City, KS 67560 | Oil & Gas Operator | Jan 2025 |
| 4687 | Whitlow Energy, Inc. | Spring Hill, KS 66083 | Oil & Gas Operator | Jan 2025 |
| 4688 | Wichita Industri | | Oil Operator | Nov 1987 |
| 4689 | Wick'S Petroleum | | Oil Operator | Aug 1983 |
| 4690 | Widener, A.C. Farms, Inc. | Hudson, KS 67545 | Oil Operator | Dec 2009 |
| 4691 | Widrig Donald N | | Oil Operator | May 1988 |
| 4692 | Widrig Oil LLC | Leawood, KS 66209 | Oil Operator | Dec 2024 |
| 4693 | Widrig, Don | Leawood, KS 66209 | Oil Operator | Jul 2008 |
| 4694 | Wiedemann K T TR | | Oil Operator | Jul 1992 |
| 4695 | Wiesner, Roman L. | Ellis, KS 67637 | Oil Operator | Dec 1993 |
| 4696 | Wiesner, Tom Oil Operations | Hays, KS 67601 | Gas Operator | Jan 2025 |
| 4697 | Wil-Max Co. | Kingman, KS 67068 | Oil Operator | Jul 2001 |
| 4698 | Wilcox Oil, LLC | Wichita, KS 67235 | Oil Operator | Dec 2019 |
| 4699 | Wildcat Energy, Inc. | Sedan, KS 67361 | Oil Operator | Feb 2001 |
| 4700 | Wildcat Oil & Gas LLC | Seneca, KS 66538 | Oil & Gas Operator | Jan 2025 |