| 9101 | Edwards & Leach Oil Company | Oklahoma City, OK 73114 | Oil & Gas Operator | Mar 2005 |
| 9102 | Edwards Energy Corporation | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 9103 | Edwards Johnny E | Drumright, OK 74030 | Oil Operator | Apr 2011 |
| 9104 | Edwards Jr L A | Duncan, OK 73534-1348 | Oil & Gas Operator | Sep 1992 |
| 9105 | Edwards Lease,The | | Oil Operator | Oct 2016 |
| 9106 | Edwards Oil & Gas Company | Oklahoma City, OK 73156-0386 | Oil & Gas Operator | Mar 2015 |
| 9107 | Edwards Oil Inco | | Oil Operator | Oct 1984 |
| 9108 | Edwards Oil Properties | | Oil Operator | Dec 2009 |
| 9109 | Edwards Petroleum Company | Houston, TX 77092 | Oil & Gas Operator | Aug 2003 |
| 9110 | Edwards Producing Co.,Inc. | | Oil Operator | Jun 1987 |
| 9111 | Edwards Production Inc | Healdton, OK 73438-6221 | Oil & Gas Operator | Mar 2015 |
| 9112 | Edwards Roy & Co Inc | Edmond, OK 73013-1354 | Oil & Gas Operator | Feb 2012 |
| 9113 | Edwards Timothy D | Broken Arrow, OK 74014-4052 | Oil & Gas Operator | Apr 2015 |
| 9114 | Edwards, Gus Co. | Abilene, TX 79603 | Oil & Gas Operator | Jun 2004 |
| 9115 | Edwards, James | Albany, TX 76430 | Oil & Gas Operator | Sep 2000 |
| 9116 | Edwards-Foster, Inc. | Midland, TX 79708 | Oil & Gas Operator | Aug 1996 |
| 9117 | Edwin L Cox & Berry R Cox-Eni | | Oil & Gas Operator | May 1986 |
| 9118 | Edwin L Cox-Michael Halbouty | | Oil & Gas Operator | Jun 1986 |
| 9119 | Edwin L. Cox | | Oil & Gas Operator | May 1986 |
| 9120 | Edwin L. Cox & Berry R. Cox | | Oil & Gas Operator | Jun 1986 |
| 9121 | Eec Inc | Norman, OK 73072 | Oil & Gas Operator | Nov 2025 |
| 9122 | Eei Inc | MT Pleasant, MI 48858 | Oil & Gas Operator | Dec 1990 |
| 9123 | Eei Operating Inc. | Plano, TX 75093 | Oil & Gas Operator | May 2015 |
| 9124 | Eex Corporation | Houston, TX 77060 | Oil & Gas Operator | Feb 2000 |
| 9125 | Eex E&P Company, L.P. | Houston, TX 77060 | Oil & Gas Operator | Jul 2003 |
| 9126 | Eex Operating, L.P. | Houston, TX 77060 | Oil & Gas Operator | Jul 2003 |
| 9127 | Ef Energy, L.L.C. | Houston, TX 77084 | Oil & Gas Operator | Jun 2015 |
| 9128 | Ef Oil And Gas Invest, L.L.C. | Beaver, OK 73932 | Oil Operator | Feb 2026 |
| 9129 | Efficiency Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2008 |
| 9130 | Efficiency Operating Service | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2026 |
| 9131 | Egan Resources Inc. | Katy, TX 77494 | Oil & Gas Operator | Oct 2016 |
| 9132 | Eggleston, Garaland | Big Lake, TX 76932 | Oil & Gas Operator | Aug 2003 |
| 9133 | Egh Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 9134 | Egi, Inc. | Big Lake, TX 76932 | Oil & Gas Operator | Feb 2026 |
| 9135 | Egl Oil And Gas Corporation | Tyler, TX 75703 | Oil & Gas Operator | Aug 2003 |
| 9136 | Ego Operating LLC | Boca Raton, FL 33431 | Oil Operator | Dec 2019 |
| 9137 | Egolf Operating Company | Oklahoma City, OK 73114-7899 | Oil & Gas Operator | Apr 1998 |
| 9138 | Egret Operating Company | Muskogee, OK 74401 | Oil & Gas Operator | Oct 2025 |
| 9139 | Ehb Oil Company | | Oil Operator | Dec 2001 |
| 9140 | Ehrlich, Mitchell | Perryton, TX 79070 | Oil & Gas Operator | May 1999 |
| 9141 | Ehvi Exploration LLC | Denver, CO 80202 | Oil & Gas Operator | May 2025 |
| 9142 | Eichenber A H Co | Tulsa, OK 74105 | Oil & Gas Operator | Oct 2002 |
| 9143 | Eidos Energy, Inc. | | Oil & Gas Operator | Oct 2017 |
| 9144 | Eig Petroleum LLC | Asheville, NC 28803-2908 | Oil Operator | Aug 2015 |
| 9145 | Eight Round Corporation | Seminole, OK 74818-1482 | Oil & Gas Operator | Jul 2012 |
| 9146 | Eighty-Six Oil Company, Inc. | Luling, TX 78648 | Oil & Gas Operator | Feb 2026 |
| 9147 | Einink, Mark B. | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 9148 | Einsel Gas Marketing | | Gas Operator | Feb 2019 |
| 9149 | Eise Oil, Inc. | San Antonio, TX 78213 | Oil Operator | Feb 2026 |
| 9150 | Eishen, Rosalie; Eishen, Eric; And Pray, Leonore | | Oil & Gas Operator | Dec 2025 |
| 9151 | Eitel Energy, LLC | Farlington, KS 66734 | Oil Operator | Aug 2025 |
| 9152 | Ej Brumage & Ra Pultorak | Waynesburg, PA 15370-2434 | Gas Operator | Dec 2018 |
| 9153 | Ejb Trading Co LLC | Pittsburgh, PA 15228 | Gas Operator | Dec 2024 |
| 9154 | Ekg Operating Inc | Seminole, OK 74818-1028 | Oil & Gas Operator | Nov 2015 |
| 9155 | El Campo Operating, LLC | Dallas, TX 75206 | Oil & Gas Operator | Feb 2011 |
| 9156 | El Chjon Gas Com | | Gas Operator | May 1988 |
| 9157 | El Coqui' Oil Company | Tussy, OK 73088 | Oil & Gas Operator | Oct 2009 |
| 9158 | El Dorado Exploration Co. | | Oil Operator | Dec 1999 |
| 9159 | El Dorado Gas & Oil, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Feb 2026 |
| 9160 | El Dorado Resources Inc. | Waco, TX 76710 | Oil & Gas Operator | Oct 2009 |
| 9161 | El Mesteno Energy LLC | Three Rivers, TX 78071 | Oil Operator | Feb 2026 |
| 9162 | El Pache Energy Inc | Duncan, OK 73533 | Oil & Gas Operator | Aug 2017 |
| 9163 | El Pamco Inc | Albuquerque, NM 87191 | Gas Operator | Mar 2020 |
| 9164 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
| 9165 | El Paso E&P Zapata, L.P. | Houston, TX 77002 | Oil & Gas Operator | Dec 2010 |
| 9166 | El Paso Exploration Company | | Oil & Gas Operator | Jul 1985 |
| 9167 | El Paso Field Services Company | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
| 9168 | El Paso Gas Marketing | Unknown, NM 99999 | Oil & Gas Operator | Feb 1997 |
| 9169 | El Paso Natural Gas Company | El Paso, TX 79978 | Oil & Gas Operator | Apr 2013 |
| 9170 | El Paso Production Company | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
| 9171 | El Paso Production Gom, Inc. | | Oil & Gas Operator | Nov 2005 |
| 9172 | El Paso Production Oil & Gas Co. | Houston, TX 77252 | Oil & Gas Operator | Feb 2026 |
| 9173 | El Ran, Inc. | Lubbock, TX 79408 | Oil & Gas Operator | Feb 2026 |
| 9174 | El Reno Energy, LLC | Granbury, TX 76048 | Oil & Gas Operator | Feb 2026 |
| 9175 | El Segundo Oil LLC | | Oil Operator | Oct 2025 |
| 9176 | El Toro Oil Co. & Flagg Resc. | | Oil & Gas Operator | May 1993 |
| 9177 | El Toro Production Co Inc | | Oil & Gas Operator | Jan 2016 |
| 9178 | El Toro Resources LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Feb 2026 |
| 9179 | El Tres Exploration | Houston, TX 77098 | Oil & Gas Operator | Mar 2008 |
| 9180 | El Tres Petr. Corp. | | Oil & Gas Operator | Jan 1984 |
| 9181 | El-Kan Exploration | Garfield, KS 67529 | Oil Operator | Jul 1997 |
| 9182 | El-Oil, LTD. | | Oil & Gas Operator | Nov 2024 |
| 9183 | Elad Petroleum Corporation | | Oil Operator | Jun 2005 |
| 9184 | Elahs Gas Co., Inc. | | Oil & Gas Operator | Dec 2021 |
| 9185 | Elam, Jack G. | Midland, TX 79702 | Oil & Gas Operator | Dec 2002 |
| 9186 | Elam, Jack G., Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2002 |
| 9187 | Elan Energy Inc | Toledo, OH 43604-1207 | Oil & Gas Operator | Dec 1990 |
| 9188 | Eland Energy Inc | Dallas, TX 75248 | Oil & Gas Operator | Nov 2025 |
| 9189 | Elb Enterprise LLC | | Oil Operator | Aug 2025 |
| 9190 | Elba Oil Company LLC | Macksburg, OH 45746 | Oil Operator | Dec 2024 |
| 9191 | Elco Oil & Gas | San Angelo, TX 76902 | Oil & Gas Operator | Dec 2014 |
| 9192 | Elco Oil & Gas, Inc. | San Angelo, TX 76902 | Oil & Gas Operator | Feb 2026 |
| 9193 | Elco Resources LLC | Owasso, OK 74055-7575 | Oil & Gas Operator | Oct 2025 |
| 9194 | Elder & Vaughn Inc | Oklahoma City, OK 73154-0938 | Oil & Gas Operator | Mar 2008 |
| 9195 | Elder Oil & Gas Co | Parker, PA 16049-6426 | Oil & Gas Operator | Dec 2024 |
| 9196 | Elder Oil Co. | West Union, WV 26456 | Oil & Gas Operator | Dec 2021 |
| 9197 | Eldon Oil Co. | Three Rivers, TX 78071 | Oil & Gas Operator | Feb 2026 |
| 9198 | Eldon Radke | | Oil Operator | May 2001 |
| 9199 | Eldorado Gas Inc. | | Oil & Gas Operator | May 1986 |
| 9200 | Eldorado Oil And Gas, Inc. | Dallas, TX 75230 | Oil & Gas Operator | Nov 1995 |