| 31101 | Williams Jack W | Ardmore, OK 73401-4726 | Oil Operator | Feb 2017 |
| 31102 | Williams Kidd Drilling Corp | Claremore, OK 74017-0846 | Oil Operator | Jun 2013 |
| 31103 | Williams M H | Red Rock, OK 74651-0311 | Oil & Gas Operator | May 2023 |
| 31104 | Williams Oil Company | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
| 31105 | Williams Petroleum Company, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | May 2024 |
| 31106 | Williams Pressure Service Co. | | Oil Operator | Sep 1985 |
| 31107 | Williams Prod. Gulf Coast, L.P. | Benbrook, TX 76126 | Oil & Gas Operator | Jan 2012 |
| 31108 | Williams Producing Co | | Oil & Gas Operator | Feb 2024 |
| 31109 | Williams Production RMT Company | Denver, CO 80202 | Oil & Gas Operator | Oct 2010 |
| 31110 | Williams Refractories Inc | Cushing, OK 74023 | Oil & Gas Operator | Feb 2015 |
| 31111 | Williams Reid Oil Co | Dallas, TX 75234 | Oil & Gas Operator | Jan 2024 |
| 31112 | Williams Robert | | Oil & Gas Operator | Apr 1995 |
| 31113 | Williams Roger F | Tulsa, OK 74152-0951 | Oil & Gas Operator | May 2013 |
| 31114 | Williams Royce S | Healdton, OK 73438-0306 | Oil & Gas Operator | Apr 2014 |
| 31115 | Williams Ted H | | Oil & Gas Operator | Dec 2008 |
| 31116 | Williams Well Surveys Inc. | | Oil & Gas Operator | Dec 1996 |
| 31117 | Williams, A. Oil | Wichita Falls, TX 76308 | Oil Operator | May 2024 |
| 31118 | Williams, Clayton Energy, Inc. | Houston, TX 77070 | Oil & Gas Operator | May 2024 |
| 31119 | Williams, Clayton Energy, L.L.C | Midland, TX 79705 | Oil & Gas Operator | May 1993 |
| 31120 | Williams, Clayton W., Jr. | | Oil & Gas Operator | Jun 1989 |
| 31121 | Williams, Clayton W., Jr., Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2008 |
| 31122 | Williams, Cynthia L. | Fredonia, NY 14063 | Gas Operator | Dec 2022 |
| 31123 | Williams, Donald M. | Eden, NY 14057 | Gas Operator | Dec 2022 |
| 31124 | Williams, Doyle | | Oil & Gas Operator | Jan 2024 |
| 31125 | Williams, E. L. | Emporia, KS 66801 | Oil & Gas Operator | Nov 1988 |
| 31126 | Williams, Floyd E | | Oil Operator | Dec 2015 |
| 31127 | Williams, H. E. | Houston, TX 77002 | Oil & Gas Operator | Dec 1994 |
| 31128 | Williams, John E | Scottsville, KY 42164 | Oil Operator | Dec 2015 |
| 31129 | Williams, Kenneth O. Jr | | Oil Operator | Nov 2006 |
| 31130 | Williams, Paul H. | Plainville, KS 67663 | Oil Operator | Mar 1987 |
| 31131 | Williams, Paul M. And/Or Judy A. | Leroy, KS 66857 | Oil Operator | Nov 2018 |
| 31132 | Williams, Raymond H.(Deceased) | Sedan, KS 67361 | Oil Operator | Nov 2009 |
| 31133 | Williams, Robert J. | Independence, KS 67301 | Oil Operator | May 2019 |
| 31134 | Williams, W. R. | Amarillo, TX 79105 | Oil & Gas Operator | Jun 2013 |
| 31135 | Williams, W. R., Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Feb 2024 |
| 31136 | Williams-Cody, Inc. | Houston, TX 77060 | Oil & Gas Operator | May 1994 |
| 31137 | Williams-Robinson | | Oil Operator | Mar 1988 |
| 31138 | Williamson & Smitherman | | Oil & Gas Operator | Dec 2008 |
| 31139 | Williamson Gregory L | Skiatook, OK 74070-0028 | Oil & Gas Operator | Mar 2015 |
| 31140 | Williamson Oil & Gas, Inc. | Shreveport, LA 71166 | Oil & Gas Operator | Dec 2023 |
| 31141 | Williamson Oil And Gas LLC | Lower Salem, OH 45745 | Oil & Gas Operator | Dec 2023 |
| 31142 | Williamson Operating Co. | Uvalde, TX 78801 | Oil & Gas Operator | May 2024 |
| 31143 | Williamson Operating Co., LLC | Stamps, AR 71860 | Oil & Gas Operator | May 2024 |
| 31144 | Williamson Ozella | Skiatook, OK 74070 | Oil Operator | Aug 2013 |
| 31145 | Williamson Pumping Ser., Inc. | | Oil Operator | Dec 2023 |
| 31146 | Williamson Pumping Service, Inc | Stamps, AR 71860 | Oil & Gas Operator | Jan 2024 |
| 31147 | Williamson, J. C. | Midland, TX 79701 | Oil & Gas Operator | Jan 2001 |
| 31148 | Williamson, Ralph E. | Midland, TX 79702 | Oil & Gas Operator | Jan 2012 |
| 31149 | Williamson, Richard | Camden, AR 71701 | Oil & Gas Operator | Jan 2024 |
| 31150 | Williford Energy Company | Tulsa, OK 74135 | Oil & Gas Operator | May 2024 |
| 31151 | Williford Petroleum LLC | Green CV SPGS, FL 32043 | Oil & Gas Operator | May 2024 |
| 31152 | Williford Resources LLC | Tulsa, OK 74136-1020 | Oil & Gas Operator | Feb 2024 |
| 31153 | Willis Energy | Neodesha, KS 66757 | Oil & Gas Operator | Dec 2009 |
| 31154 | Willis Operating Co. | Graham, TX 76450 | Oil & Gas Operator | May 2024 |
| 31155 | Williston Basin Cosul-Profit SH | | Oil Operator | Dec 1989 |
| 31156 | Williston Hunter ND, LLC | | Oil & Gas Operator | Mar 2014 |
| 31157 | Williston Industrial Supply Corporation | Williston, ND 58801 | Oil & Gas Operator | Mar 2012 |
| 31158 | Willo Oil & Gas Exploration, LLC | Boerne, TX 78006 | Oil & Gas Operator | Jul 2020 |
| 31159 | Willow Bend Oil LLC | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
| 31160 | Willow Creek Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2009 |
| 31161 | Willow Pipeline Co | Wetherford, OK 73096 | Oil & Gas Operator | Feb 2002 |
| 31162 | Willow Run Corporation | | Oil & Gas Operator | Dec 2021 |
| 31163 | Willow Springs Prod. Serv.,LLC | Kilgore, TX 75663 | Oil & Gas Operator | Aug 1997 |
| 31164 | Willow Springs Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Sep 1999 |
| 31165 | Willowbend Investments, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2024 |
| 31166 | Wills Oil Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 1995 |
| 31167 | Wills Oil Holdings, L.L.C. | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2024 |
| 31168 | Willstar Energy GP, LLC | Houston, TX 77279 | Oil & Gas Operator | Sep 2013 |
| 31169 | Wilmoth Clark Exploration & Prod LLC | Glen Campbell, PA 15742-0159 | Gas Operator | Dec 2008 |
| 31170 | Wilmoth Interests, Inc. | Marion Center, PA 15759 | Oil & Gas Operator | Dec 2023 |
| 31171 | Wilshire Enterprises Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2015 |
| 31172 | Wilshire Oil Co. Of Texas | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2004 |
| 31173 | Wilshire Oil LLC | | Oil & Gas Operator | Dec 2023 |
| 31174 | Wilson - Owens Production Co. | Longview, TX 75601 | Oil & Gas Operator | Nov 1998 |
| 31175 | Wilson Allen Dewayne | Okemah, OK 74859-0426 | Oil & Gas Operator | Jan 2024 |
| 31176 | Wilson Brothers Leasing Co., Inc | Midland, TX 79705 | Oil & Gas Operator | Mar 2015 |
| 31177 | Wilson Charles B | | Oil & Gas Operator | Dec 1996 |
| 31178 | Wilson Charles R | Durant, OK 74701-4910 | Oil Operator | May 2023 |
| 31179 | Wilson Claude And Ila | Loco, OK 73442-9404 | Oil & Gas Operator | Feb 2024 |
| 31180 | Wilson County Holdings LLC | Golden, CO 80403 | Oil Operator | Jan 2024 |
| 31181 | Wilson Energy LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 31182 | Wilson Exploration Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 1996 |
| 31183 | Wilson H Drew | Sperry, OK 74073-0488 | Oil Operator | Jan 2024 |
| 31184 | Wilson Hydrocarbon Inc. | Houston, TX 77066 | Oil & Gas Operator | May 2024 |
| 31185 | Wilson Jay - Azog Inc | Malta, OH 43758 | Oil & Gas Operator | Dec 2022 |
| 31186 | Wilson Oil Co. | Houston, TX 77263 | Oil & Gas Operator | May 2024 |
| 31187 | Wilson Oil Compa | | Oil Operator | Dec 1986 |
| 31188 | Wilson Oil Properties, LLC | Winfield, KS 67156 | Oil Operator | Nov 2009 |
| 31189 | Wilson Operating Co. | Archer City, TX 76351 | Oil & Gas Operator | May 2024 |
| 31190 | Wilson Operating Company LLC | Tulsa, OK 74105 | Oil & Gas Operator | May 2024 |
| 31191 | Wilson Operating Service Inc | Brownfield, TX 79316 | Oil & Gas Operator | Aug 2003 |
| 31192 | Wilson Petroleum Co. | Springfield, MO 65803 | Oil & Gas Operator | May 2024 |
| 31193 | Wilson Petroleum Corp | Westerville, OH 43081 | Oil & Gas Operator | Dec 2000 |
| 31194 | Wilson Production Co Of La,Inc | | Oil & Gas Operator | Apr 1991 |
| 31195 | Wilson Resources, Inc. | Longview, TX 75601 | Oil & Gas Operator | May 2024 |
| 31196 | Wilson Richard A | | Oil Operator | Dec 2009 |
| 31197 | Wilson Robert P | | Gas Operator | Dec 1996 |
| 31198 | Wilson Salt Water Disposal Inc | | Oil Operator | Aug 2019 |
| 31199 | Wilson W Robert | Pawhuska, OK 74056 | Oil & Gas Operator | Jan 2024 |
| 31200 | Wilson Warren | Goodwell, OK 73939 | Oil Operator | Jan 2024 |