| 31801 | Williford Petroleum LLC | Green CV SPGS, FL 32043 | Oil & Gas Operator | Dec 2024 |
| 31802 | Williford Resources LLC | Tulsa, OK 74136-1020 | Oil & Gas Operator | Sep 2024 |
| 31803 | Willis Energy | Neodesha, KS 66757 | Oil & Gas Operator | Dec 2009 |
| 31804 | Willis Operating Co. | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
| 31805 | Williston Basin Cosul-Profit SH | | Oil Operator | Dec 1989 |
| 31806 | Williston Hunter ND, LLC | | Oil & Gas Operator | Mar 2014 |
| 31807 | Williston Industrial Supply Corporation | Williston, ND 58801 | Oil & Gas Operator | Mar 2012 |
| 31808 | Willo Oil & Gas Exploration, LLC | Boerne, TX 78006 | Oil & Gas Operator | Jul 2020 |
| 31809 | Willow Bend Oil LLC | Dallas, TX 75206 | Oil & Gas Operator | Dec 2024 |
| 31810 | Willow Creek Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2009 |
| 31811 | Willow Pipeline Co | Wetherford, OK 73096 | Oil & Gas Operator | Feb 2002 |
| 31812 | Willow Run Corporation | | Oil & Gas Operator | Dec 2021 |
| 31813 | Willow Springs Prod. Serv.,LLC | Kilgore, TX 75663 | Oil & Gas Operator | Aug 1997 |
| 31814 | Willow Springs Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Sep 1999 |
| 31815 | Willowbend Investments, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2024 |
| 31816 | Wills Oil Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 1995 |
| 31817 | Wills Oil Holdings, L.L.C. | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2024 |
| 31818 | Willstar Energy GP, LLC | Houston, TX 77279 | Oil & Gas Operator | Sep 2013 |
| 31819 | Wilmoth Clark Exploration & Prod LLC | Glen Campbell, PA 15742-0159 | Gas Operator | Dec 2008 |
| 31820 | Wilmoth Interests, Inc. | Marion Center, PA 15759 | Oil & Gas Operator | Jul 2024 |
| 31821 | Wilshire Enterprises Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2015 |
| 31822 | Wilshire Oil Co. Of Texas | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2004 |
| 31823 | Wilshire Oil LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Aug 2024 |
| 31824 | Wilson - Owens Production Co. | Longview, TX 75601 | Oil & Gas Operator | Nov 1998 |
| 31825 | Wilson Allen Dewayne | Okemah, OK 74859 | Oil & Gas Operator | Aug 2024 |
| 31826 | Wilson Brothers Leasing Co., Inc | Midland, TX 79705 | Oil & Gas Operator | Mar 2015 |
| 31827 | Wilson Charles B | | Oil & Gas Operator | Dec 1996 |
| 31828 | Wilson Charles R | Durant, OK 74701-4910 | Oil Operator | Aug 2024 |
| 31829 | Wilson Claude And Ila | Loco, OK 73442-9404 | Oil & Gas Operator | Aug 2024 |
| 31830 | Wilson County Holdings LLC | Golden, CO 80403 | Oil Operator | Jul 2024 |
| 31831 | Wilson Energy LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 31832 | Wilson Energy Resources LLC | Graham, TX 76450 | Oil Operator | Dec 2024 |
| 31833 | Wilson Exploration Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 1996 |
| 31834 | Wilson H Drew | Collinsville, OK 74021 | Oil Operator | Sep 2024 |
| 31835 | Wilson Hydrocarbon Inc. | Houston, TX 77066 | Oil & Gas Operator | Dec 2024 |
| 31836 | Wilson Jay - Azog Inc | Malta, OH 43758 | Oil & Gas Operator | Dec 2023 |
| 31837 | Wilson Oil Co. | Houston, TX 77263 | Oil & Gas Operator | Dec 2024 |
| 31838 | Wilson Oil Compa | | Oil Operator | Dec 1986 |
| 31839 | Wilson Oil Properties, LLC | Winfield, KS 67156 | Oil Operator | Nov 2009 |
| 31840 | Wilson Operating Co. | Archer City, TX 76351 | Oil & Gas Operator | Dec 2024 |
| 31841 | Wilson Operating Company LLC | Tulsa, OK 74105 | Oil & Gas Operator | Dec 2024 |
| 31842 | Wilson Operating Service Inc | Brownfield, TX 79316 | Oil & Gas Operator | Aug 2003 |
| 31843 | Wilson Petroleum Co. | Springfield, MO 65803 | Oil & Gas Operator | Dec 2024 |
| 31844 | Wilson Petroleum Corp | Westerville, OH 43081 | Oil & Gas Operator | Dec 2000 |
| 31845 | Wilson Production Co Of La,Inc | | Oil & Gas Operator | Apr 1991 |
| 31846 | Wilson Resources, Inc. | Longview, TX 75601 | Oil & Gas Operator | Dec 2024 |
| 31847 | Wilson Richard A | | Oil Operator | Dec 2009 |
| 31848 | Wilson Robert P | | Gas Operator | Dec 1996 |
| 31849 | Wilson Salt Water Disposal Inc | | Oil Operator | Aug 2019 |
| 31850 | Wilson W Robert | Pawhuska, OK 74056 | Oil & Gas Operator | Sep 2024 |
| 31851 | Wilson Warren | Goodwell, OK 73939 | Oil Operator | Sep 2024 |
| 31852 | Wilson Well Service | Loco, OK 73442-0114 | Oil & Gas Operator | Mar 2018 |
| 31853 | Wilson Well Service Inc. | Cross Plains, TX 76443 | Oil & Gas Operator | Dec 2024 |
| 31854 | Wilson, Billy R. | New Braunfels, TX 78130 | Oil & Gas Operator | Dec 2024 |
| 31855 | Wilson, Brian K | Fairmont, WV 26554-0148 | Oil & Gas Operator | Dec 2018 |
| 31856 | Wilson, Bruce Oil Inc | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 31857 | Wilson, Charles B., Jr., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2000 |
| 31858 | Wilson, David A. | Longview, TX 75606 | Oil & Gas Operator | Mar 1997 |
| 31859 | Wilson, Don H., Inc. | Elkhart, TX 75839 | Oil & Gas Operator | May 2019 |
| 31860 | Wilson, E S | | Oil Operator | Dec 2022 |
| 31861 | Wilson, Jerry L. | Ranger, TX 76470 | Oil & Gas Operator | Dec 2024 |
| 31862 | Wilson, Olan Max | Cisco, TX 76437 | Oil & Gas Operator | Dec 2024 |
| 31863 | Wilson, Paul E Jr | | Oil & Gas Operator | Dec 2021 |
| 31864 | Wilson, W. Corp. | Midland, TX 79705 | Oil & Gas Operator | Mar 1999 |
| 31865 | Wilson, W.W. Jr. Properties | Abilene, TX 79605 | Oil & Gas Operator | Jul 1995 |
| 31866 | Wilson, WM. B. Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Jan 1996 |
| 31867 | Wilson-Shab Corp. | Electra, TX 76360 | Oil & Gas Operator | Dec 2024 |
| 31868 | Wilton Oil Company | Dallas, TX 75206 | Oil & Gas Operator | Apr 1999 |
| 31869 | Wilton Petroleum, Inc. | Canton, KS 67428 | Oil & Gas Operator | Jul 2024 |
| 31870 | Wilton, Frank | Graham, TX 76450 | Oil & Gas Operator | Oct 2016 |
| 31871 | Wimberley Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 2013 |
| 31872 | Wimberley James A | Dallas, TX 75229-6180 | Oil & Gas Operator | Nov 2014 |
| 31873 | Wimco | Dallas, TX 75229 | Oil & Gas Operator | Jul 2008 |
| 31874 | Wimsco, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Dec 1994 |
| 31875 | Wimsett Kenneth | | Oil Operator | Apr 1989 |
| 31876 | Win Oil Company | Russell, KS 67665 | Oil & Gas Operator | Jul 2021 |
| 31877 | Winbeau Oil & Gas Co. | | Oil & Gas Operator | Oct 2013 |
| 31878 | Winchester Energy Operating Co. | Austin, TX 78746 | Oil & Gas Operator | Dec 2024 |
| 31879 | Winchester Energy, LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2024 |
| 31880 | Winchester Exploration, Inc. | Arlington, TX 76013 | Oil & Gas Operator | Aug 2003 |
| 31881 | Winchester Oil & Gas LLC | Rockdale, TX 76567 | Oil Operator | Dec 2024 |
| 31882 | Winchester Operating, Inc. | Bryan, TX 77808 | Oil & Gas Operator | Aug 2001 |
| 31883 | Winchester Production Co., LTD. | Shreveport, LA 71129 | Oil & Gas Operator | Sep 2008 |
| 31884 | Winchester Production Company | Shreveport, LA 71129 | Oil & Gas Operator | Nov 2008 |
| 31885 | Winco Of Kansas | Kechi, KS 67067 | Oil Operator | Aug 1982 |
| 31886 | Winco Oil Inc. | Abilene, TX 79608 | Oil & Gas Operator | Dec 2024 |
| 31887 | Winco Petroleum Company | Richardson, TX 75080 | Oil & Gas Operator | Jan 2003 |
| 31888 | Winco Petroleum Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 1997 |
| 31889 | Wind River Energy Commission | | Oil Operator | Sep 2024 |
| 31890 | Wind River Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
| 31891 | Wind River Exploration | Powell, WY 82435 | Oil & Gas Operator | Oct 2024 |
| 31892 | Wind River Exploration Inc | Sewickley, PA 15143 | Oil & Gas Operator | Jul 2024 |
| 31893 | Wind River Oil & Gas, Inc. | Jackson, WY 83002 | Oil Operator | Aug 2000 |
| 31894 | Wind River Resources Corp | Park City, UT 84098 | Oil & Gas Operator | Jan 2020 |
| 31895 | Wind River Resources Inc | Tulsa, OK 74136-6381 | Oil & Gas Operator | Jun 2010 |
| 31896 | Winder Oil Company | | Oil Operator | Jul 2024 |
| 31897 | Windfohr Oil Company | | Oil & Gas Operator | May 1980 |
| 31898 | Windgate Oil Com | | Oil Operator | Jul 1985 |
| 31899 | Windham Oil Company | | Oil & Gas Operator | Dec 1987 |
| 31900 | Windham Oil Corp. | | Oil & Gas Operator | Jun 2024 |