| 11801 | Great Northern Drilling Company | Billings, MT 59103 | Oil & Gas Operator | Jun 2016 |
| 11802 | Great Northern Energy, Inc | Irving, TX 75039 | Oil & Gas Operator | Mar 2026 |
| 11803 | Great Northern Gas Company | Denver, CO 80293-0602 | Oil & Gas Operator | Jun 2016 |
| 11804 | Great Oak Energy, Inc. | Oakmont, PA 15139-2003 | Oil & Gas Operator | Feb 2021 |
| 11805 | Great Plains Energy, Inc. | Lincoln, NE 68516 | Oil & Gas Operator | Sep 2025 |
| 11806 | Great Plains Exploration LLC | Mentor, OH 44060 | Oil & Gas Operator | Dec 2016 |
| 11807 | Great Plains Oil & Gas | Ada, OK 74820-7209 | Oil & Gas Operator | May 2013 |
| 11808 | Great Plains Oper LLC Dba Great MTN Oper | Grapevine, TX 76051-5477 | Gas Operator | Nov 2015 |
| 11809 | Great Plains Operating Inc | Bristow, OK 74010 | Oil & Gas Operator | Dec 1998 |
| 11810 | Great Plains Operating, LLC. | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2014 |
| 11811 | Great Plains Pet | | Oil & Gas Operator | Mar 1995 |
| 11812 | Great Plains Petroleum, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Sep 2025 |
| 11813 | Great Plains Pipeline Company | Tulsa, OK 74135-6405 | Oil & Gas Operator | Jul 2014 |
| 11814 | Great Plains Resources, Inc. | Nixon, TX 78140 | Oil & Gas Operator | Mar 2026 |
| 11815 | Great River Oil & Gas Corp. | | Oil & Gas Operator | Sep 1998 |
| 11816 | Great Scott, Inc. | | Oil & Gas Operator | Oct 1993 |
| 11817 | Great Southern - Joe Scates | | Oil Operator | Dec 1979 |
| 11818 | Great Southern Oil &Gas Co Inc | | Oil & Gas Operator | Dec 2004 |
| 11819 | Great Southern-Caddo-Lyons | | Oil & Gas Operator | Sep 1982 |
| 11820 | Great Southwestern Expl Inc | Tulsa, OK 74105 | Oil & Gas Operator | Dec 2025 |
| 11821 | Great Texas Crude Inc. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Mar 2026 |
| 11822 | Great West Energy & Expl., Inc. | Addison, TX 75001 | Oil & Gas Operator | Mar 2008 |
| 11823 | Great West Operating Co., Inc. | Dallas, TX 75240 | Oil & Gas Operator | Aug 2003 |
| 11824 | Great Western Drilling | | Oil Operator | Dec 2002 |
| 11825 | Great Western Drilling Company | Midland, TX 79701 | Oil & Gas Operator | Mar 2026 |
| 11826 | Great Western Equipment Co | Mustang, OK 73064 | Oil & Gas Operator | Dec 2025 |
| 11827 | Great Western Land Co Inc | Tulsa, OK 74136-1517 | Oil & Gas Operator | Jun 2000 |
| 11828 | Great Western Oil Company | | Oil & Gas Operator | Dec 1984 |
| 11829 | Great Western Onshore Inc | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
| 11830 | Great Western Operating Company LLC | | Oil & Gas Operator | Aug 2020 |
| 11831 | Great Western Resources Inc | | Oil & Gas Operator | Dec 1989 |
| 11832 | Great Yellowstone Corporation | | Oil & Gas Operator | Apr 1993 |
| 11833 | Greatbatch LTD. | Clarence, NY 14031 | Gas Operator | Dec 2024 |
| 11834 | Grecian Gas Company | | Gas Operator | Dec 2002 |
| 11835 | Greco Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Mar 2026 |
| 11836 | Greco Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2026 |
| 11837 | Greehey & Company, LTD. | San Antonio, TX 78216 | Oil & Gas Operator | May 2020 |
| 11838 | Greeley, John A. | Eldred, PA 16731 | Oil & Gas Operator | Dec 2024 |
| 11839 | Green Century Exp & Prod, LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2026 |
| 11840 | Green Earth Resources Inc. | | Oil & Gas Operator | Dec 2020 |
| 11841 | Green Energy Company | Okmulgee, OK 74447 | Oil & Gas Operator | May 2013 |
| 11842 | Green Energy Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 11843 | Green Enterprises | | Oil Operator | Sep 2025 |
| 11844 | Green Exploration Company | Austin, TX 78711 | Oil & Gas Operator | Mar 2026 |
| 11845 | Green Gas Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2020 |
| 11846 | Green J R & Jerr | | Oil Operator | Dec 1991 |
| 11847 | Green Light Operating, LLC. | Austin, TX 78746 | Oil Operator | Mar 2026 |
| 11848 | Green Oil & Gas, Inc. | Winters, TX 79567 | Oil & Gas Operator | Aug 2003 |
| 11849 | Green Oilfield Production L.L.C. | Jennings, KS 67643 | Oil Operator | Aug 2025 |
| 11850 | Green Oper Compa | | Gas Operator | Jan 1970 |
| 11851 | Green Operating | | Oil Operator | Jun 2010 |
| 11852 | Green Operating Company Inc | Tulsa, OK 74135 | Oil & Gas Operator | Sep 2025 |
| 11853 | Green Petroleum Company | Archer City, TX 76351 | Oil & Gas Operator | Nov 1996 |
| 11854 | Green Production, LLC | | Oil & Gas Operator | Dec 2016 |
| 11855 | Green Reserve Energy Holdings LLC | Houston, TX 77077 | Oil & Gas Operator | Jan 2026 |
| 11856 | Green River Exploration Co | Tulsa, OK 74121-1468 | Oil & Gas Operator | Sep 2011 |
| 11857 | Green River Gas Co, Inc | | Oil & Gas Operator | Dec 2010 |
| 11858 | Green River Operating Co Inc | Noble, OK 73068-5521 | Oil & Gas Operator | Feb 2018 |
| 11859 | Green River Resources Inc. | Keystone, CO 80435 | Oil & Gas Operator | Mar 2026 |
| 11860 | Green Smith Energy LP | Glenpool, OK 74033-3122 | Oil & Gas Operator | Jan 2026 |
| 11861 | Green Star | Somerset, TX 78069 | Oil Operator | Mar 2026 |
| 11862 | Green Valley Disposal Serv LLC | Alva, OK 73717 | Oil Operator | Dec 2025 |
| 11863 | Green Valley Operating, LLC | Billings, MT 59108 | Oil & Gas Operator | Dec 2025 |
| 11864 | Green Wells Venture LLC | Miami, FL 33131 | Gas Operator | Dec 2024 |
| 11865 | Green William G | Jenks, OK 74037-3233 | Oil & Gas Operator | Apr 2020 |
| 11866 | Green'S Drillng & Mud Ser Inc | Konawa, OK 74849 | Oil Operator | Jan 2013 |
| 11867 | Green, Bobbie | Chautauqua, KS 67334 | Oil Operator | Sep 2025 |
| 11868 | Green, Hugh | Albany, TX 76430 | Oil & Gas Operator | Apr 2012 |
| 11869 | Green, J. R. | Hays, KS 67601 | Oil Operator | Mar 2005 |
| 11870 | Green, Michael Oil | Albany, TX 76430 | Oil Operator | Mar 2026 |
| 11871 | Green, Robert W | Ottawa, KS 66067 | Oil Operator | Nov 1987 |
| 11872 | Green, Roy W. Oil & Gas | San Angelo, TX 76902 | Oil & Gas Operator | Jun 2021 |
| 11873 | Greenbriar Energy Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 2004 |
| 11874 | Greenbrier Energy Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 11875 | Greenbrier Oper. Co. | Dallas, TX 75229 | Oil & Gas Operator | Feb 2001 |
| 11876 | Greene Energy LLC | Pittsburgh, PA 15241-1405 | Gas Operator | Dec 2006 |
| 11877 | Greene Enterprises, Inc. | Gillette, WY 82717 | Oil Operator | Dec 2009 |
| 11878 | Greene Mary E | Springboro, PA 16435-1635 | Oil & Gas Operator | Dec 2014 |
| 11879 | Greene, R. E. | Baird, TX 79504 | Oil & Gas Operator | Jun 2009 |
| 11880 | Greene, Sheldon K. | Bolivar, NY 14715 | Oil & Gas Operator | Dec 2024 |
| 11881 | Greene, Steven | Le Roy, NY 14482 | Gas Operator | Dec 2024 |
| 11882 | Greene, Vernon | Levelland, TX 79336 | Oil & Gas Operator | May 2002 |
| 11883 | Greenfield Baptist CH | North East, PA 16428-5610 | Gas Operator | Dec 2025 |
| 11884 | Greenhaw, Morris R Oil & Gas Inc | Desdemona, TX 76445 | Oil & Gas Operator | May 2006 |
| 11885 | Greenhaw, Morris R. | Desdemona, TX 76445 | Oil & Gas Operator | Mar 2026 |
| 11886 | Greenhead Energy Operating LLC | Oklahoma City, OK 73131 | Oil & Gas Operator | Jan 2026 |
| 11887 | Greenhill Petroleum Corporation | Houston, TX 77077 | Oil & Gas Operator | Jan 1998 |
| 11888 | Greenlake Energy Operating, LLC | Austin, TX 78746 | Oil & Gas Operator | Mar 2026 |
| 11889 | Greenland Operating LLC | | Oil Operator | Oct 2025 |
| 11890 | Greenland Petroleum Co | Belle Valley, OH 43717 | Oil & Gas Operator | Dec 1991 |
| 11891 | Greenlee Oil And Gas LLC | Norman, OK 73072 | Oil & Gas Operator | Dec 2025 |
| 11892 | Greenlight Enterprises LLC | McKinney, TX 75072 | Oil Operator | Mar 2026 |
| 11893 | Greenridge Oil Company LLC | Mill Valley, CA 94942 | Oil & Gas Operator | Dec 2024 |
| 11894 | Greenridge Oil Inc | New Freeport, PA 15352-1560 | Oil & Gas Operator | Dec 2025 |
| 11895 | Greensburg Oilfield LLC | Zenda, KS 67159 | Oil Operator | Nov 2013 |
| 11896 | Greenstone Energy, LLC | Houston, TX 77208 | Oil Operator | Mar 2026 |
| 11897 | Greenstreet Lloyd | | Oil Operator | Dec 1986 |
| 11898 | Greenville Land Development Co. | Elizabeth, WV 26143-0252 | Oil & Gas Operator | Dec 2021 |
| 11899 | Greenville Oil Company | Greenville, KY 42345 | Oil Operator | Dec 2023 |
| 11900 | Greenville Operating Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 1996 |