| 8801 | Ekg Operating Inc | Seminole, OK 74818-1028 | Oil & Gas Operator | Nov 2015 |
| 8802 | El Campo Operating, LLC | Dallas, TX 75206 | Oil & Gas Operator | Feb 2011 |
| 8803 | El Coqui' Oil Company | Tussy, OK 73088 | Oil & Gas Operator | Oct 2009 |
| 8804 | El Dorado Exploration Co. | | Oil Operator | Dec 1999 |
| 8805 | El Dorado Gas & Oil, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Jun 2026 |
| 8806 | El Dorado Resources Inc. | Waco, TX 76710 | Oil & Gas Operator | Oct 2009 |
| 8807 | El Mesteno Energy LLC | Three Rivers, TX 78071 | Oil Operator | Jun 2026 |
| 8808 | El Pache Energy Inc | Duncan, OK 73533 | Oil & Gas Operator | Aug 2017 |
| 8809 | El Pamco Inc | Albuquerque, NM 87191 | Gas Operator | Mar 2020 |
| 8810 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
| 8811 | El Paso E&P Zapata, L.P. | Houston, TX 77002 | Oil & Gas Operator | Dec 2010 |
| 8812 | El Paso Exploration Company | | Oil & Gas Operator | Jul 1985 |
| 8813 | El Paso Field Services Company | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
| 8814 | El Paso Gas Marketing | Unknown, NM 99999 | Oil & Gas Operator | Feb 1997 |
| 8815 | El Paso Natural Gas Company | El Paso, TX 79978 | Oil & Gas Operator | Apr 2013 |
| 8816 | El Paso Production Company | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
| 8817 | El Paso Production Gom, Inc. | | Oil & Gas Operator | Nov 2005 |
| 8818 | El Paso Production Oil & Gas Co. | Houston, TX 77252 | Oil & Gas Operator | Jun 2026 |
| 8819 | El Ran, Inc. | Lubbock, TX 79408 | Oil & Gas Operator | Jun 2026 |
| 8820 | El Reno Energy, LLC | Granbury, TX 76048 | Oil & Gas Operator | Jun 2026 |
| 8821 | El Segundo Oil LLC | | Oil Operator | Dec 2025 |
| 8822 | El Toro Oil Co. & Flagg Resc. | | Oil & Gas Operator | May 1993 |
| 8823 | El Toro Production Co Inc | | Oil & Gas Operator | Jan 2016 |
| 8824 | El Toro Resources LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Jun 2026 |
| 8825 | El Tres Exploration | Houston, TX 77098 | Oil & Gas Operator | Mar 2008 |
| 8826 | El Tres Petr. Corp. | | Oil & Gas Operator | Jan 1984 |
| 8827 | El-Kan Exploration | Garfield, KS 67529 | Oil Operator | Jul 1997 |
| 8828 | El-Oil, LTD. | | Oil & Gas Operator | Nov 2024 |
| 8829 | Elad Petroleum Corporation | | Oil Operator | Jun 2005 |
| 8830 | Elahs Gas Co., Inc. | | Oil & Gas Operator | Dec 2021 |
| 8831 | Elam, Jack G. | Midland, TX 79702 | Oil & Gas Operator | Dec 2002 |
| 8832 | Elam, Jack G., Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2002 |
| 8833 | Eland Energy Inc | Dallas, TX 75248 | Oil & Gas Operator | Mar 2026 |
| 8834 | Elba Oil Company LLC | Macksburg, OH 45746 | Oil Operator | Dec 2025 |
| 8835 | Elco Oil & Gas | San Angelo, TX 76902 | Oil & Gas Operator | Dec 2014 |
| 8836 | Elco Oil & Gas, Inc. | San Angelo, TX 76902 | Oil & Gas Operator | Jun 2026 |
| 8837 | Elco Resources LLC | Owasso, OK 74055-7575 | Oil & Gas Operator | Dec 2025 |
| 8838 | Elder & Vaughn Inc | Oklahoma City, OK 73154-0938 | Oil & Gas Operator | Mar 2008 |
| 8839 | Elder Oil & Gas Co | Parker, PA 16049-6426 | Oil & Gas Operator | Dec 2025 |
| 8840 | Elder Oil Co. | West Union, WV 26456 | Oil & Gas Operator | Dec 2021 |
| 8841 | Eldon Oil Co. | Three Rivers, TX 78071 | Oil & Gas Operator | Jun 2026 |
| 8842 | Eldon Radke | | Oil Operator | May 2001 |
| 8843 | Eldorado Gas Inc. | | Oil & Gas Operator | May 1986 |
| 8844 | Eldorado Oil And Gas, Inc. | Dallas, TX 75230 | Oil & Gas Operator | Nov 1995 |
| 8845 | Eldorado Operating Co. | Dallas, TX 75230 | Oil & Gas Operator | Jul 2004 |
| 8846 | Eldred Prod And Consulting, LLC | Nocona, TX 76255 | Oil Operator | Jun 2026 |
| 8847 | Electragas, Inc. | Houston, TX 77064 | Oil Operator | Jun 2026 |
| 8848 | Elek Aaron III | | Oil Operator | Jul 2005 |
| 8849 | Elek Aaron III Estate | | Oil Operator | Feb 2015 |
| 8850 | Element Petro Operating II, LLC | Midland, TX 79701 | Oil & Gas Operator | Sep 2016 |
| 8851 | Element Petroleum Op III, LLC | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
| 8852 | Element Petroleum Operating IV, LLC | Midland, TX 79710 | Oil Operator | Jun 2026 |
| 8853 | Element Petroleum Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2015 |
| 8854 | Elendil Resources LLC | Pampa, TX 79066 | Oil & Gas Operator | Jun 2026 |
| 8855 | Eleon Operators, LLC | Katy, TX 77494 | Oil & Gas Operator | Jun 2026 |
| 8856 | Elephant Exploration Inc. | Hartville, OH 44632 | Oil & Gas Operator | Dec 2025 |
| 8857 | Elephant Oil & Gas, LLC | Dallas, TX 75204 | Oil & Gas Operator | Nov 2015 |
| 8858 | Elephant Operating LLC | Dallas, TX 75204 | Oil & Gas Operator | Mar 2026 |
| 8859 | Eleuterius Company | | Oil Operator | Jan 1983 |
| 8860 | Elevate Energy LTD | Aurora, CO 80016 | Oil & Gas Operator | Feb 2026 |
| 8861 | Elevation Resources LLC | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 8862 | Eleven Eleven Investments, LLC | Hays, KS 67601 | Oil Operator | Feb 2026 |
| 8863 | Eleven K Oil & Gas LLC | Cushing, OK 74023 | Oil Operator | Apr 2026 |
| 8864 | Elf Aquitaine Inc | Houston, TX 77002 | Oil & Gas Operator | May 1991 |
| 8865 | Elf Aquitaine Operating, Inc. | | Oil & Gas Operator | Jan 1992 |
| 8866 | Elfco, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Jun 1996 |
| 8867 | Elgie Company, Inc. | | Oil & Gas Operator | Aug 1993 |
| 8868 | Elgin Construction Company Inc | Elgin, OK 73538-0370 | Oil Operator | Feb 2026 |
| 8869 | Elgin Energy Corp. | | Oil Operator | May 1995 |
| 8870 | Eli Rebich | | Oil & Gas Operator | Dec 1986 |
| 8871 | Elint Operating Inc | Oklahoma City, OK 73106 | Oil & Gas Operator | May 1995 |
| 8872 | Elison Oil & Gas, Inc. | Montgomery, TX 77356 | Oil & Gas Operator | Oct 1999 |
| 8873 | Elita, Inc. | Dallas, TX 75214 | Oil & Gas Operator | Dec 2016 |
| 8874 | Elite Group LLC | | Oil & Gas Operator | Oct 2025 |
| 8875 | Elite Resources Inc | Cleveland, OK 74020 | Oil & Gas Operator | Apr 2026 |
| 8876 | Elite Tank Trucks, Inc | | Oil & Gas Operator | Dec 2025 |
| 8877 | Eliteenergyholdings LLC | Beeville, TX 78102 | Oil & Gas Operator | Jun 2026 |
| 8878 | Elizabeth Oil Company | | Oil Operator | Oct 1999 |
| 8879 | Elk City Oil Field Service | Elk City, KS 67344 | Oil Operator | Oct 1996 |
| 8880 | Elk Energy Corporation | Denver, CO 80218 | Oil & Gas Operator | Mar 2008 |
| 8881 | Elk Energy Holdings LLC | Wichita, KS 67226 | Oil & Gas Operator | Feb 2026 |
| 8882 | Elk Meadows Resources LLC | Houston, TX 77037 | Oil & Gas Operator | Jan 2021 |
| 8883 | Elk Oil Co LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2018 |
| 8884 | Elk Oil Company | Overland Park, KS 66212 | Oil & Gas Operator | Sep 2007 |
| 8885 | Elk Oil Enterprises, LLC | Wetmore, KS 66550 | Oil Operator | Dec 2009 |
| 8886 | Elk Operating Services, LLC | Denver, CO 80203 | Oil & Gas Operator | Apr 2026 |
| 8887 | Elk Petroleum Inc | Casper, WY 82601 | Oil & Gas Operator | Aug 2014 |
| 8888 | Elk Production LLC | Denver, CO 80202 | Oil & Gas Operator | Aug 2011 |
| 8889 | Elk Production Uintah LLC | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 8890 | Elk Resources, LLC | Denver, CO 80202 | Oil & Gas Operator | Apr 2011 |
| 8891 | Elk River Resources, LLC | The Woodlands, TX 77382 | Oil & Gas Operator | Oct 2023 |
| 8892 | Elk San Juan, LLC | Midland, TX 79701 | Oil & Gas Operator | Feb 2014 |
| 8893 | Elk Slough Pipeline Co. | | Oil & Gas Operator | Dec 1999 |
| 8894 | Elkhead Gas & Oil Co | Newark, OH 43055 | Oil & Gas Operator | Dec 2025 |
| 8895 | Elkhorn Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 1995 |
| 8896 | Elkhound Resources Inc | Wellsville, KS 66092 | Oil Operator | Aug 1998 |
| 8897 | Ellard I W | Bixby, OK 74008-0220 | Oil & Gas Operator | Jan 2007 |
| 8898 | Ellard Oil | Loving, TX 76460 | Oil & Gas Operator | May 2022 |
| 8899 | Ellard, Herman | Graham, TX 76450 | Oil & Gas Operator | Feb 2005 |
| 8900 | Ellbogen John P LTD | Casper, WY 82602 | Oil & Gas Operator | Apr 2026 |