| 101 | Ecc Energy Corporation | Dewey, OK 74029 | Oil & Gas Operator | Feb 2020 |
| 102 | Eei Operating Inc | Plano, TX 75093 | Oil & Gas Operator | May 2015 |
| 103 | Emjo Operations Inc | Marlow, OK 73055-8803 | Oil & Gas Operator | Feb 2024 |
| 104 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | May 2024 |
| 105 | Energy Group Of America Inc | Hollister, MO 65672 | Oil Operator | May 2024 |
| 106 | Energy Lease Service Inc | Drumright, OK 74030-7403 | Oil & Gas Operator | Jan 2024 |
| 107 | Energyquest Management, LLC | Houston, TX 77090 | Oil & Gas Operator | Apr 2021 |
| 108 | Enertec Corporation | Nowata, OK 74048-0632 | Oil & Gas Operator | Sep 2018 |
| 109 | Envirotek Fuel Systems Inc | Dallas, TX 75243 | Oil & Gas Operator | May 2013 |
| 110 | Equinox Oil Company | Plainville, KS 67663 | Oil & Gas Operator | Jan 2024 |
| 111 | Equity Drilling Company Inc | Dewey, OK 74029 | Oil & Gas Operator | Nov 1998 |
| 112 | Escott Oil Inc | Nowata, OK 74048 | Oil & Gas Operator | Feb 2000 |
| 113 | Exploration Professionals Inc | Chelsea, OK 74016 | Oil Operator | Dec 2023 |
| 114 | Exploration Technologies Inc | Crescent, OK 73028-0546 | Oil & Gas Operator | Mar 2015 |
| 115 | F & G Management LLC | Claremore, OK 74019-0392 | Oil Operator | Nov 2023 |
| 116 | Farmland Industries Inc | Kansas City, MO 64195-0111 | Oil & Gas Operator | Nov 1995 |
| 117 | Faulconer Vernon E Inc | Tyler, TX 75711 | Oil & Gas Operator | Feb 2024 |
| 118 | Femco SWD Inc | Enid, OK 73702-3907 | Oil Operator | Mar 2014 |
| 119 | Finney Drilling Co. | Wann, OK 74083-2314 | Oil Operator | Jul 2018 |
| 120 | Fluor Oil & Gas Corporation | Midland, TX 79701 | Oil & Gas Operator | Aug 2019 |
| 121 | Foreman Joy | Guymon, OK 73942-3159 | Oil & Gas Operator | Jan 2003 |
| 122 | Foster Oil & Gas | Bartlesville, OK 74005 | Oil & Gas Operator | Mar 2014 |
| 123 | Foundation Energy Management, LLC | Addison, TX 75001 | Oil & Gas Operator | May 2024 |
| 124 | Fox Northeastern Oil & Gas Corp | Bartlesville, OK 74003-2226 | Oil & Gas Operator | Feb 2024 |
| 125 | Ganer Mark Oil & Gas | Owasso, OK 74055 | Oil & Gas Operator | Aug 2005 |
| 126 | Ganer Oil Company | Blackwell, OK 74631-4221 | Oil & Gas Operator | Jan 2022 |
| 127 | Garrett, Dwayne M | | Oil & Gas Operator | Dec 2000 |
| 128 | Gashoma Inc | Dewey, OK 74029 | Oil & Gas Operator | Oct 2019 |
| 129 | Gateway Resources U.S.A., Inc. | Bartlesville, OK 74006 | Oil & Gas Operator | Jan 2024 |
| 130 | Geo Engineering Inc | Houston, TX 77027 | Oil & Gas Operator | Jun 2009 |
| 131 | Gilliland Gerald D | Dewey, OK 74029-1639 | Oil Operator | Mar 2015 |
| 132 | Glenwood Operating LLC | | Gas Operator | Jan 2024 |
| 133 | Goodnight Julie | Bixby, AR 74008 | Oil Operator | Sep 2023 |
| 134 | Gordon Brothers Oil Company | Stroud, OK 74079-0355 | Oil & Gas Operator | Jul 2017 |
| 135 | Green Valley Disposal Serv LLC | Waynoka, OK 73860-0194 | Oil Operator | Feb 2024 |
| 136 | Griggs Oil LLC | Dewey, OK 74029-0477 | Oil & Gas Operator | Jan 2024 |
| 137 | H & H Production | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2015 |
| 138 | H2ox Operating LLC | | Oil Operator | Feb 2024 |
| 139 | Haas Petroleum, LLC | Prairie VIllage, KS 66208 | Oil Operator | Jan 2024 |
| 140 | Hall Edward L | Ada, OK 74820-3321 | Oil & Gas Operator | Jan 2024 |
| 141 | Ham Oil Company, LLC | | Oil Operator | Sep 2022 |
| 142 | Hardin Productions | Okemah, OK 74859 | Oil & Gas Operator | Dec 2006 |
| 143 | Harper Joe Howard Dba J H Field Service | | Oil & Gas Operator | Jan 2024 |
| 144 | Hawkins Oil & Gas Inc | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2016 |
| 145 | Hays Herb E & K S | Bartlesville, OK 74006 | Oil Operator | Jan 2024 |
| 146 | Heartlands Development Co Inc | Bristow, OK 74010-3826 | Oil & Gas Operator | May 2017 |
| 147 | Hendrickson Lester | Delaware, OK 74027-9715 | Oil Operator | Mar 2015 |
| 148 | HHH & G Oil Co | Owasso, OK 74055 | Oil Operator | Jun 2020 |
| 149 | High Sierra Crude Oil& Marketing LLC | Ardmore, OK 73401 | Oil Operator | Nov 2013 |
| 150 | Hightower Oil & Gas | Cairo, IL 62914-0401 | Oil Operator | Nov 2014 |
| 151 | Hitchita #1 LP | Edmond, OK 73013-6628 | Oil & Gas Operator | Sep 1997 |
| 152 | Hixon James E | | Oil Operator | Feb 2004 |
| 153 | Hoco Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2024 |
| 154 | Horton Oil Company, Inc. | Independence, KS 67301 | Oil & Gas Operator | Jul 2000 |
| 155 | Hy-Carb Energy Inc | | Oil & Gas Operator | Feb 2009 |
| 156 | Infinity Oil & Gas Inc | Nowata, OK 74048 | Oil Operator | Jun 1993 |
| 157 | J & K Operating Co LLC | Nowata, OK 74048-0332 | Oil & Gas Operator | Oct 2023 |
| 158 | J & S Gas Company | Ranger, TX 76470 | Oil & Gas Operator | Oct 2003 |
| 159 | J-O Oil Co | | Oil & Gas Operator | Dec 2000 |
| 160 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 161 | Jaed Oil Production Co Inc | Arkansas City, KS 67005-0902 | Oil & Gas Operator | Mar 2015 |
| 162 | Jesse'S Oilfield Service | Okemah, OK 74859-0061 | Oil & Gas Operator | Sep 2014 |
| 163 | Jojon Petroleum Company | Dallas, TX 75219 | Oil & Gas Operator | Jan 2024 |
| 164 | JSD Resources Corporation | Barnsdall, OK 74002-3272 | Oil & Gas Operator | Jan 2024 |
| 165 | K & E Field Services Inc | Bartlesville, OK 74005-0518 | Oil & Gas Operator | Jun 2016 |
| 166 | K & K Oil | Chase, KS 67524 | Oil & Gas Operator | Oct 2019 |
| 167 | K. C. Crude, Inc. | Lenexa, KS 66215 | Oil & Gas Operator | Dec 2000 |
| 168 | Kelly Oil | Tulsa, OK 74105 | Oil Operator | Dec 2000 |
| 169 | Kenneth W. Cory, LTD. | Bellaire, TX 77401 | Oil & Gas Operator | Feb 2024 |
| 170 | King Jerry L | Wann, OK 74083-9727 | Oil & Gas Operator | Oct 2019 |
| 171 | Kiska Oil Company | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2019 |
| 172 | KJB Oil Company LLC | Dewey, OK 74029-3053 | Oil Operator | Dec 2023 |
| 173 | Ky Oil Co | Palco, KS 67657 | Oil & Gas Operator | Aug 2000 |
| 174 | Kybenco Disposals LLC | | Oil Operator | Sep 2022 |
| 175 | L & H Energy Inc | Cherryvale, KS 67335 | Oil & Gas Operator | Sep 2019 |
| 176 | L & L Producers | Independence, KS 67301 | Oil Operator | Jan 2024 |
| 177 | L&L Oil Company LLC | Copan, OK 74022-4608 | Oil Operator | Mar 2014 |
| 178 | Ladder Energy Company | Tulsa, OK 74120-4281 | Oil & Gas Operator | Jan 2018 |
| 179 | Lahoma Production Inc | Jenks, OK 74037-0487 | Oil & Gas Operator | Nov 2023 |
| 180 | Lake Country Disposal II LLC | | Oil Operator | Jan 2024 |
| 181 | Lake Country Disposal LLC | | Oil Operator | Jan 2024 |
| 182 | Lakeland Pipeline Inc | Hominy, OK 74035-1006 | Oil & Gas Operator | Jun 2023 |
| 183 | Lamamco Drilling Company | Skiatook, OK 74070 | Oil & Gas Operator | Jan 2024 |
| 184 | Lapetco Inc | Plano, TX 75093 | Oil & Gas Operator | Feb 2024 |
| 185 | Larmore Jr James E | Bartlesville, OK 74006-8312 | Oil Operator | Mar 2017 |
| 186 | Latex Petroleum Corp. | Houston, TX 77090 | Oil & Gas Operator | Aug 2012 |
| 187 | Layton Oil Co. | | Oil Operator | Feb 1994 |
| 188 | Leg Up Operating Company LLC | | Oil Operator | Jan 2024 |
| 189 | Likins-Foster Honolulu Corp | Foster City, CA 94404 | Oil & Gas Operator | Feb 2015 |
| 190 | Lillard Pipe & Supply Inc | Shawnee, OK 74802-0847 | Oil & Gas Operator | Nov 2014 |
| 191 | Liston V Dean | Nowata, OK 74048-5200 | Oil & Gas Operator | Nov 2016 |
| 192 | Loving Company (The) | Broken Arrow, OK 74014-0001 | Oil & Gas Operator | May 2013 |
| 193 | LX4 LLC | | Oil Operator | Jan 2024 |
| 194 | Lyon Hoyle | Sasakwa, OK 74867 | Oil Operator | Oct 2023 |
| 195 | M & H Enterprises | Bartlesville, OK 74006-5504 | Oil & Gas Operator | Jan 2013 |
| 196 | Mac Laskey Kelly Oilfield | El Dorado, KS 67042 | Oil & Gas Operator | Feb 2024 |
| 197 | Macro Oil Company | Bartlesville, OK 74006 | Oil Operator | Aug 1999 |
| 198 | Mantex Inc | Tulsa, OK 74114-6234 | Oil & Gas Operator | Mar 2015 |
| 199 | Marjo Operating Mid-Continent LLC | | Oil & Gas Operator | Feb 2024 |
| 200 | Mason Oil Company Inc | Nowata, OK 74048 | Oil Operator | Oct 2007 |