| 8801 | Edison Operating Company LLC | Wichita, KS 67226 | Oil & Gas Operator | Dec 2025 |
| 8802 | Edisto Resources Corporation | Houston, TX 77057 | Oil & Gas Operator | Oct 1999 |
| 8803 | Edler, John W. And Susan | Irving, NY 14081 | Gas Operator | Dec 2024 |
| 8804 | Edmar Company, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | Feb 2020 |
| 8805 | Edmiston Oil Com | | Oil & Gas Operator | May 1994 |
| 8806 | Edmiston Oil Company, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Dec 2025 |
| 8807 | Edmonds Management Company | Richardson, TX 75081 | Oil & Gas Operator | Mar 2015 |
| 8808 | Edmonds, Karl F. Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2005 |
| 8809 | Edmondson Oil & Gas | Ballinger, TX 76821 | Oil & Gas Operator | May 2026 |
| 8810 | Edp Management Company | Houston, TX 77056 | Oil & Gas Operator | Jul 2018 |
| 8811 | Edward Mike Davis | Las Vegas, NV 89107 | Oil & Gas Operator | Feb 2003 |
| 8812 | Edward Mike Davis, L.L.C. | | Oil & Gas Operator | Dec 2006 |
| 8813 | Edward Oil Company | Youngsville, PA 16371 | Oil & Gas Operator | Nov 2024 |
| 8814 | Edwards & Leach Oil Company | Oklahoma City, OK 73114 | Oil & Gas Operator | Mar 2005 |
| 8815 | Edwards Energy Corporation | Midland, TX 79702 | Oil & Gas Operator | May 2026 |
| 8816 | Edwards Johnny E | Drumright, OK 74030 | Oil Operator | Apr 2011 |
| 8817 | Edwards Jr L A | Duncan, OK 73534-1348 | Oil & Gas Operator | Sep 1992 |
| 8818 | Edwards Lease,The | | Oil Operator | Oct 2016 |
| 8819 | Edwards Oil & Gas Company | Oklahoma City, OK 73156-0386 | Oil & Gas Operator | Mar 2015 |
| 8820 | Edwards Oil Inco | | Oil Operator | Oct 1984 |
| 8821 | Edwards Oil Properties | | Oil Operator | Dec 2009 |
| 8822 | Edwards Petroleum Company | Houston, TX 77092 | Oil & Gas Operator | Aug 2003 |
| 8823 | Edwards Producing Co.,Inc. | | Oil Operator | Jun 1987 |
| 8824 | Edwards Production Inc | Healdton, OK 73438-6221 | Oil & Gas Operator | Mar 2015 |
| 8825 | Edwards Roy & Co Inc | Edmond, OK 73013-1354 | Oil & Gas Operator | Feb 2012 |
| 8826 | Edwards Timothy D | Broken Arrow, OK 74014-4052 | Oil & Gas Operator | Apr 2015 |
| 8827 | Edwards, Gus Co. | Abilene, TX 79603 | Oil & Gas Operator | Jun 2004 |
| 8828 | Edwards, James | Albany, TX 76430 | Oil & Gas Operator | Sep 2000 |
| 8829 | Edwards-Foster, Inc. | Midland, TX 79708 | Oil & Gas Operator | Aug 1996 |
| 8830 | Edwin L Cox & Berry R Cox-Eni | | Oil & Gas Operator | May 1986 |
| 8831 | Edwin L Cox-Michael Halbouty | | Oil & Gas Operator | Jun 1986 |
| 8832 | Edwin L. Cox | | Oil & Gas Operator | May 1986 |
| 8833 | Edwin L. Cox & Berry R. Cox | | Oil & Gas Operator | Jun 1986 |
| 8834 | Eec Inc | Norman, OK 73072 | Oil & Gas Operator | Feb 2026 |
| 8835 | Eei Inc | MT Pleasant, MI 48858 | Oil & Gas Operator | Dec 1990 |
| 8836 | Eei Operating Inc. | Plano, TX 75093 | Oil & Gas Operator | May 2015 |
| 8837 | Eex Corporation | Houston, TX 77060 | Oil & Gas Operator | Feb 2000 |
| 8838 | Eex E&P Company, L.P. | Houston, TX 77060 | Oil & Gas Operator | Jul 2003 |
| 8839 | Eex Operating, L.P. | Houston, TX 77060 | Oil & Gas Operator | Jul 2003 |
| 8840 | Ef Energy, L.L.C. | Houston, TX 77084 | Oil & Gas Operator | Jun 2015 |
| 8841 | Ef Oil And Gas Invest, L.L.C. | Beaver, OK 73932 | Oil Operator | May 2026 |
| 8842 | Efficiency Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2008 |
| 8843 | Efficiency Operating Service | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2026 |
| 8844 | Egan Resources Inc. | Katy, TX 77494 | Oil & Gas Operator | Oct 2016 |
| 8845 | Eggleston, Garaland | Big Lake, TX 76932 | Oil & Gas Operator | Aug 2003 |
| 8846 | Egh Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 8847 | Egi, Inc. | Big Lake, TX 76932 | Oil & Gas Operator | May 2026 |
| 8848 | Egl Oil And Gas Corporation | Tyler, TX 75703 | Oil & Gas Operator | Aug 2003 |
| 8849 | Ego Operating LLC | Boca Raton, FL 33431 | Oil Operator | Dec 2019 |
| 8850 | Egolf Operating Company | Oklahoma City, OK 73114-7899 | Oil & Gas Operator | Apr 1998 |
| 8851 | Egret Operating Company | Muskogee, OK 74401 | Oil & Gas Operator | Jan 2026 |
| 8852 | Ehb Oil Company | | Oil Operator | Dec 2001 |
| 8853 | Ehrlich, Mitchell | Perryton, TX 79070 | Oil & Gas Operator | May 1999 |
| 8854 | Ehvi Exploration LLC | Denver, CO 80202 | Oil & Gas Operator | May 2025 |
| 8855 | Eichenber A H Co | Tulsa, OK 74105 | Oil & Gas Operator | Oct 2002 |
| 8856 | Eidos Energy, Inc. | | Oil & Gas Operator | Oct 2017 |
| 8857 | Eig Petroleum LLC | Asheville, NC 28803-2908 | Oil Operator | Aug 2015 |
| 8858 | Eighty-Six Oil Company, Inc. | Luling, TX 78648 | Oil & Gas Operator | May 2026 |
| 8859 | Einink, Mark B. | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 8860 | Eise Oil, Inc. | San Antonio, TX 78213 | Oil Operator | May 2026 |
| 8861 | Eishen, Rosalie; Eishen, Eric; And Pray, Leonore | | Oil & Gas Operator | Dec 2025 |
| 8862 | Eitel Energy, LLC | Farlington, KS 66734 | Oil Operator | Dec 2025 |
| 8863 | Ej Brumage & Ra Pultorak | Waynesburg, PA 15370-2434 | Gas Operator | Dec 2018 |
| 8864 | Ekg Operating Inc | Seminole, OK 74818-1028 | Oil & Gas Operator | Nov 2015 |
| 8865 | El Campo Operating, LLC | Dallas, TX 75206 | Oil & Gas Operator | Feb 2011 |
| 8866 | El Coqui' Oil Company | Tussy, OK 73088 | Oil & Gas Operator | Oct 2009 |
| 8867 | El Dorado Exploration Co. | | Oil Operator | Dec 1999 |
| 8868 | El Dorado Gas & Oil, Inc. | Dallas, TX 75240 | Oil & Gas Operator | May 2026 |
| 8869 | El Dorado Resources Inc. | Waco, TX 76710 | Oil & Gas Operator | Oct 2009 |
| 8870 | El Mesteno Energy LLC | Three Rivers, TX 78071 | Oil Operator | May 2026 |
| 8871 | El Pache Energy Inc | Duncan, OK 73533 | Oil & Gas Operator | Aug 2017 |
| 8872 | El Pamco Inc | Albuquerque, NM 87191 | Gas Operator | Mar 2020 |
| 8873 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
| 8874 | El Paso E&P Zapata, L.P. | Houston, TX 77002 | Oil & Gas Operator | Dec 2010 |
| 8875 | El Paso Exploration Company | | Oil & Gas Operator | Jul 1985 |
| 8876 | El Paso Field Services Company | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
| 8877 | El Paso Gas Marketing | Unknown, NM 99999 | Oil & Gas Operator | Feb 1997 |
| 8878 | El Paso Natural Gas Company | El Paso, TX 79978 | Oil & Gas Operator | Apr 2013 |
| 8879 | El Paso Production Company | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
| 8880 | El Paso Production Gom, Inc. | | Oil & Gas Operator | Nov 2005 |
| 8881 | El Paso Production Oil & Gas Co. | Houston, TX 77252 | Oil & Gas Operator | May 2026 |
| 8882 | El Ran, Inc. | Lubbock, TX 79408 | Oil & Gas Operator | May 2026 |
| 8883 | El Reno Energy, LLC | Granbury, TX 76048 | Oil & Gas Operator | May 2026 |
| 8884 | El Segundo Oil LLC | | Oil Operator | Dec 2025 |
| 8885 | El Toro Oil Co. & Flagg Resc. | | Oil & Gas Operator | May 1993 |
| 8886 | El Toro Production Co Inc | | Oil & Gas Operator | Jan 2016 |
| 8887 | El Toro Resources LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | May 2026 |
| 8888 | El Tres Exploration | Houston, TX 77098 | Oil & Gas Operator | Mar 2008 |
| 8889 | El Tres Petr. Corp. | | Oil & Gas Operator | Jan 1984 |
| 8890 | El-Kan Exploration | Garfield, KS 67529 | Oil Operator | Jul 1997 |
| 8891 | El-Oil, LTD. | | Oil & Gas Operator | Nov 2024 |
| 8892 | Elad Petroleum Corporation | | Oil Operator | Jun 2005 |
| 8893 | Elahs Gas Co., Inc. | | Oil & Gas Operator | Dec 2021 |
| 8894 | Elam, Jack G. | Midland, TX 79702 | Oil & Gas Operator | Dec 2002 |
| 8895 | Elam, Jack G., Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2002 |
| 8896 | Elan Energy Inc | Toledo, OH 43604-1207 | Oil & Gas Operator | Dec 1990 |
| 8897 | Eland Energy Inc | Dallas, TX 75248 | Oil & Gas Operator | Feb 2026 |
| 8898 | Elb Enterprise LLC | | Oil Operator | Dec 2025 |
| 8899 | Elba Oil Company LLC | Macksburg, OH 45746 | Oil Operator | Dec 2024 |
| 8900 | Elco Oil & Gas | San Angelo, TX 76902 | Oil & Gas Operator | Dec 2014 |