| 8701 | Durango Operating LLC | Madison, MS 39110 | Oil & Gas Operator | Sep 2025 |
| 8702 | Durango Resources Corp. | Houston, TX 77043 | Oil & Gas Operator | Dec 2025 |
| 8703 | Durbin, Ronald R. | Moline, KS 67353 | Oil Operator | Dec 1988 |
| 8704 | Durham, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jul 2016 |
| 8705 | Duroc Exploration LLC | Bixby, OK 74008 | Oil & Gas Operator | Sep 2025 |
| 8706 | Durossette Bill D | Haskell, OK 74436-1350 | Oil & Gas Operator | Jul 2004 |
| 8707 | Durossette Floyd R | Warner, OK 74469-0548 | Oil & Gas Operator | Apr 2011 |
| 8708 | Durossette Jr Jess | Haskell, OK 74436 | Oil Operator | Mar 2007 |
| 8709 | Durst Oil & Gas, Inc. | Point Pleasant, WV 25550 | Oil & Gas Operator | Dec 2021 |
| 8710 | Durst Oil Company | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Sep 2000 |
| 8711 | Dust Bowl Oil Company, Inc. | Spencerport, NY 14559 | Oil Operator | Dec 2024 |
| 8712 | Duster Production, Inc. | Refugio, TX 78377 | Oil & Gas Operator | Oct 2011 |
| 8713 | Dustin Energy Inc | Warren, OH 44481 | Oil & Gas Operator | Dec 2024 |
| 8714 | Dustin Enterprise | Olathe, KS 66062 | Oil Operator | Feb 1998 |
| 8715 | Dusty Drilling & Producing Corp | New Lexington, OH 43764-1552 | Oil & Gas Operator | Dec 2005 |
| 8716 | Dutch Ridge Gas Ventures, LLC | Charleston, WV 25339 | Oil & Gas Operator | Dec 2021 |
| 8717 | Dutton Bill J Oi | | Oil & Gas Operator | Oct 1992 |
| 8718 | Duty Oil & Gas Prod Co | Akron, OH 44306 | Oil & Gas Operator | Dec 1997 |
| 8719 | Duval Gas Gathering Corporation | Austin, TX 78711 | Oil & Gas Operator | Dec 2025 |
| 8720 | Dvi | | Oil Operator | Dec 2008 |
| 8721 | Dvy Energy LLC | Hadley, PA 16130-2320 | Gas Operator | Dec 2024 |
| 8722 | Dwarf Oil Company | | Oil & Gas Operator | Mar 2025 |
| 8723 | Dwayne'S Engineering | | Oil Operator | Sep 2025 |
| 8724 | Dwight A Tipton | Lovington, NM 88260 | Oil & Gas Operator | Apr 2025 |
| 8725 | Dwight Tipton Et Al | Hobbs, NM 88240 | Oil & Gas Operator | Nov 2002 |
| 8726 | DWJS Inc | Oklahoma City, OK 73159 | Oil & Gas Operator | Sep 2024 |
| 8727 | DWP Oil & Gas | Wichita Falls, TX 76309 | Oil & Gas Operator | Dec 2025 |
| 8728 | DWR Oil Company | Merkel, TX 79536 | Oil & Gas Operator | Aug 2025 |
| 8729 | Dyad Petroleum Company | Midland, TX 79710 | Oil & Gas Operator | Sep 2021 |
| 8730 | Dyco Petroleum Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Mar 2015 |
| 8731 | Dye Walter M | Woodsfield, OH 43793 | Oil & Gas Operator | Dec 2022 |
| 8732 | Dye, Jennifer J. | South Dayton, NY 14138 | Gas Operator | Dec 2024 |
| 8733 | Dyer Dale E Dba The Loving Company | Tulsa, OK 74107 | Oil & Gas Operator | Oct 2025 |
| 8734 | Dyer J G | | Oil & Gas Operator | May 1985 |
| 8735 | Dyer, Charles Wilbur | Longton, KS 67352 | Oil Operator | Nov 2024 |
| 8736 | Dyersdale Energy, L.P. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2025 |
| 8737 | Dyersdale Production Co, Inc. | Houston, TX 77019 | Oil & Gas Operator | Dec 2025 |
| 8738 | Dykes Oil Co. | | Oil Operator | Dec 2001 |
| 8739 | Dym Energy, Inc. | Celina, TX 75009 | Oil & Gas Operator | Apr 2018 |
| 8740 | Dynaco, Incorporated | | Oil & Gas Operator | Dec 1980 |
| 8741 | Dynamic Development Inc | | Oil & Gas Operator | Oct 2025 |
| 8742 | Dynamic Exploration PTRS, LLC | | Oil & Gas Operator | Nov 2024 |
| 8743 | Dynamic Exploration, Inc. | | Oil & Gas Operator | Oct 2003 |
| 8744 | Dynamic Of Texas, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Aug 2003 |
| 8745 | Dynamic Offshore Res. NS, LLC | Houston, TX 77010 | Oil & Gas Operator | May 2010 |
| 8746 | Dynamic Offshore Resources, LLC | Houston, TX 77042 | Oil & Gas Operator | Dec 2025 |
| 8747 | Dynamic Petroleum Res., Inc. | Houston, TX 77068 | Oil & Gas Operator | Jul 1994 |
| 8748 | Dynamic Production, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2025 |
| 8749 | Dyne Exploration Company | Plano, TX 75093-6512 | Oil & Gas Operator | Apr 2020 |
| 8750 | Dyne Oil & Gas,Inc. | Borger, TX 79008 | Oil & Gas Operator | Dec 2017 |
| 8751 | Dyno Energy LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Oct 2025 |
| 8752 | Dyson Energy Operating, LLC | Bryan, TX 77802 | Oil & Gas Operator | Jun 2018 |
| 8753 | Dzurik Interests, Inc. | | Oil & Gas Operator | Dec 2024 |
| 8754 | E & B Equipment | Liberty, TX 77575 | Oil & Gas Operator | Feb 2010 |
| 8755 | E & B Natural Resources Management | Guilderland Centek, NY 12085 | Oil & Gas Operator | Oct 2025 |
| 8756 | E & B Natural Resources Management Corporation | Hays, KS 67601 | Oil & Gas Operator | Oct 2025 |
| 8757 | E & E Construction Company | Wichita Falls, TX 76308 | Oil Operator | Dec 2025 |
| 8758 | E & E Drilling Co., Inc. | Wichita Falls, TX 76308 | Oil Operator | Dec 2025 |
| 8759 | E & E Enterprises | Enid, OK 73703-1420 | Oil & Gas Operator | Nov 2014 |
| 8760 | E & E Oil | | Oil Operator | Dec 2019 |
| 8761 | E & E Production Company, Inc. | | Oil & Gas Operator | Dec 2004 |
| 8762 | E & G Wells Rehab Project LLC | Houston, TX 77071 | Oil Operator | Dec 2025 |
| 8763 | E & R Oil | San Angelo, TX 76906 | Oil & Gas Operator | Dec 2025 |
| 8764 | E & S Operating Company | Caddo, TX 76429 | Oil & Gas Operator | Feb 2018 |
| 8765 | E & S Production Corp. | | Oil & Gas Operator | Dec 1988 |
| 8766 | E & S Resources LLC | Crescent, OK 73028 | Oil & Gas Operator | Aug 2025 |
| 8767 | E & T Limited Liability Co. | | Oil & Gas Operator | Sep 2025 |
| 8768 | E & W Oil, Inc. | Seguin, TX 78155 | Oil & Gas Operator | Dec 2025 |
| 8769 | E & W Production | Olney, TX 76374 | Oil & Gas Operator | Aug 2018 |
| 8770 | E D Markham | | Gas Operator | Nov 1978 |
| 8771 | E G Operating Co | Austin, TX 78746 | Oil & Gas Operator | Jun 1997 |
| 8772 | E I C Inc | Coshocton, OH 43812 | Oil & Gas Operator | Dec 1984 |
| 8773 | E K Energy LLC | Colony, KS 66015 | Oil Operator | Jun 2025 |
| 8774 | E L Fundingsland | Littleton, CO 80160 | Oil & Gas Operator | Jun 2016 |
| 8775 | E L M Oil Company | Lockhart, TX 78644 | Oil & Gas Operator | May 2000 |
| 8776 | E Lee Mills | | Oil Operator | Aug 1987 |
| 8777 | E Lyle Johnson Inc | Oklahoma City, OK 73142 | Oil & Gas Operator | Oct 2025 |
| 8778 | E O R Petroleum | | Oil Operator | Oct 1987 |
| 8779 | E P C Oil & Gas, Inc. | Caldwell, TX 77836 | Oil & Gas Operator | Dec 2025 |
| 8780 | E R Operating Company | Dallas, TX 75225 | Oil & Gas Operator | Jan 2025 |
| 8781 | E S P Developmne | | Oil Operator | Oct 1993 |
| 8782 | E Texas Production MGMT Co Inc | | Oil & Gas Operator | Oct 1996 |
| 8783 | E W D Oil | Winters, TX 79567 | Oil & Gas Operator | Dec 2025 |
| 8784 | E Z Land & Cattle Company, LLC | Albany, TX 76430 | Oil Operator | Dec 2025 |
| 8785 | E&B Natural Resources MGT Corp | Bakersfield, CA 93308 | Oil & Gas Operator | Aug 2017 |
| 8786 | E&E Oil LLC | Canton, KS 67428 | Oil Operator | Jun 2025 |
| 8787 | E-Cor, Inc. | Austin, TX 78734 | Gas Operator | Feb 1999 |
| 8788 | E-L Gas Co., LTD. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2001 |
| 8789 | E-P Oil Co. Inc. | Luling, TX 78648 | Oil & Gas Operator | Dec 2025 |
| 8790 | E-Z Mart Stores, Inc. | | Oil Operator | Jul 2004 |
| 8791 | E-Z Serve Of Ca Inc. | | Oil Operator | Dec 1989 |
| 8792 | E. & H. Oil Company | Woodson, TX 76491 | Oil & Gas Operator | May 1998 |
| 8793 | E. & S. Drilling Company | | Oil & Gas Operator | Feb 1995 |
| 8794 | E. A. Courtney | | Oil & Gas Operator | Oct 1978 |
| 8795 | E. B. Germany & Sons, LLC | | Oil & Gas Operator | Dec 2011 |
| 8796 | E. C. Green | | Gas Operator | Dec 1989 |
| 8797 | E. Conway Butts, Inc. | | Oil & Gas Operator | Apr 1991 |
| 8798 | E. G. Williamson, Jr. | | Oil Operator | Jan 1993 |
| 8799 | E. L. Cox And Stanrich Oil Co. | | Oil & Gas Operator | Jul 1981 |
| 8800 | E. L. Daniels Drilling Contractor | | Oil Operator | Feb 2014 |