| 28701 | The Brinkerhoff Company | Denver, CO 80202 | Oil & Gas Operator | Dec 2017 |
| 28702 | The Calvert Company | Oklahoma City, OK 73154-1589 | Oil & Gas Operator | Dec 2021 |
| 28703 | The Carroll Rod & Gun Club, Inc. Of Frewsburg, Ny | Frewsburg, NY 14738 | Oil & Gas Operator | Dec 2024 |
| 28704 | The Colborn Company, Inc. | Eunice, NM 88231 | Oil & Gas Operator | Jun 2025 |
| 28705 | The Cornell Corporation | Fort Worth, TX 76109 | Oil & Gas Operator | Sep 1993 |
| 28706 | The Dehart Company LLC | Ardmore, OK 73402-0907 | Oil Operator | Dec 2025 |
| 28707 | The East Ohio Gas Company Dba Enbridge Gas Ohio | North Canton, OH 44720 | Oil & Gas Operator | Dec 2025 |
| 28708 | The Edward H Everett Company | Newark, OH 43055 | Oil & Gas Operator | Dec 2025 |
| 28709 | The Elliott Oil Corporation | | Oil & Gas Operator | Dec 2025 |
| 28710 | The Exploration Co. Of La, Inc | | Oil & Gas Operator | Nov 1987 |
| 28711 | The Galaxy Corporation | Sapulpa, OK 74066 | Oil & Gas Operator | Jan 2026 |
| 28712 | The Gas & Oil Company LLC | Apollo, PA 15613 | Oil & Gas Operator | Dec 2025 |
| 28713 | The George R Brown Partnership | | Oil & Gas Operator | Jun 1992 |
| 28714 | The Gerry Homes | Gerry, NY 14740 | Gas Operator | Dec 2024 |
| 28715 | The Glass Development Company | St. Marys, WV 26170-0000 | Oil & Gas Operator | Dec 2021 |
| 28716 | The Goro Corporation | | Oil & Gas Operator | Jul 1978 |
| 28717 | The Grapes Of Ross, LLC | Westfield, NY 14787 | Gas Operator | Dec 2024 |
| 28718 | The Guinn Company LLC | Asher, OK 74826-6012 | Oil & Gas Operator | Dec 2025 |
| 28719 | The Hampton Oil Corporation | | Oil & Gas Operator | Aug 2014 |
| 28720 | The Harter Family Trust Of 1995 | | Oil Operator | Dec 2003 |
| 28721 | The Harvest Group, LLC | | Oil & Gas Operator | May 2011 |
| 28722 | The Hunter Company, Inc. | | Oil & Gas Operator | Sep 1985 |
| 28723 | The Krik Company | | Oil Operator | Dec 2004 |
| 28724 | The KT Oil Company LLC | Ada, OK 74820 | Oil & Gas Operator | Dec 2025 |
| 28725 | The Lansdale Co. | | Oil & Gas Operator | Dec 2025 |
| 28726 | The Maurice L. Brown Company | | Oil & Gas Operator | Aug 1987 |
| 28727 | The Meridian Res. & Exp. LLC | | Oil & Gas Operator | Sep 2010 |
| 28728 | The Meridian Resource & Exp Co | | Oil & Gas Operator | Dec 2000 |
| 28729 | The Nahabedian Exploration Group LLC | | Oil & Gas Operator | Dec 2025 |
| 28730 | The Ny Conf. Assoc. Of Seventh-Day Adventists | Syracuse, NY 13215 | Gas Operator | Dec 2024 |
| 28731 | The Ohio Oil Company | | Oil Operator | Jan 2025 |
| 28732 | The Operating Co. | Pampa, TX 79065 | Oil & Gas Operator | Sep 2007 |
| 28733 | The Ozark Corp. | | Oil Operator | Apr 1970 |
| 28734 | The Pioneer | | Gas Operator | Feb 2008 |
| 28735 | The Port Of Long Beach | | Oil & Gas Operator | Dec 1997 |
| 28736 | The Procter And Gamble Co. | | Gas Operator | Dec 1989 |
| 28737 | The Production Co | Ligonier, PA 15658-0467 | Oil & Gas Operator | Dec 2012 |
| 28738 | The Production Co LLC | Ligonier, PA 15658-0467 | Oil & Gas Operator | Dec 2020 |
| 28739 | The Pyramid Corporation, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Dec 2009 |
| 28740 | The Quintin Little Company Inc | Ardmore, OK 73401 | Oil & Gas Operator | Jan 2026 |
| 28741 | The Raven Company LLC | Granbury, TX 76049 | Oil Operator | Mar 2010 |
| 28742 | The Richardson Petroleum Corporation | Whitesville, NY 14897 | Oil & Gas Operator | Dec 2024 |
| 28743 | The Robert And Donna Harwood Income Only Trust | Perry, NY 14530 | Gas Operator | Dec 2024 |
| 28744 | The Romanoff Corporation | | Oil & Gas Operator | Nov 1989 |
| 28745 | The Southern Louisiana Expl. Company LLC | | Oil & Gas Operator | Nov 2024 |
| 28746 | The Stone Oil Corporation | | Oil & Gas Operator | May 1985 |
| 28747 | The Stone Petro Corp-Toce Oil | | Oil & Gas Operator | Oct 1984 |
| 28748 | The Superior Oc WM Scully Etal | | Oil & Gas Operator | Apr 1986 |
| 28749 | The Superior Oil Co & Pel-Tex | | Oil & Gas Operator | Apr 1986 |
| 28750 | The Superior Oil Co - Tesoro | | Oil & Gas Operator | Apr 1986 |
| 28751 | The Termo Company | Long Beach, CA 90801 | Oil & Gas Operator | Feb 2026 |
| 28752 | The Texas Company | FT Worth, TX 76101 | Oil & Gas Operator | Dec 2013 |
| 28753 | The Trees Oil Company | Wichita, KS 67208 | Oil & Gas Operator | Nov 2014 |
| 28754 | The Twenty Eleven Corp Inc | Ada, OK 74820-3605 | Oil Operator | Dec 2025 |
| 28755 | The William R Earnhardt Company | Bristow, OK 74010 | Oil & Gas Operator | Dec 2025 |
| 28756 | The WM G Helis Company, L.L.C. | | Oil & Gas Operator | Nov 2003 |
| 28757 | The Woods Parcel, LLC | Orchard Park, NY 14127 | Gas Operator | Dec 2024 |
| 28758 | Theisen, VIncent A. | Wilmington, DE 19807 | Oil & Gas Operator | Sep 2003 |
| 28759 | Thigpin Operating, LLC | Odessa, TX 79762 | Oil Operator | Apr 2026 |
| 28760 | Tholl Oil Company | | Oil Operator | Dec 2003 |
| 28761 | Thomas A. Blanton | | Oil Operator | Oct 2025 |
| 28762 | Thomas Aitken, Inc. | | Gas Operator | Dec 2024 |
| 28763 | Thomas And Ruby Parkinson Trust | Tatum, NM 88267 | Oil & Gas Operator | Jan 2026 |
| 28764 | Thomas B Rixleben | | Oil & Gas Operator | Jul 2008 |
| 28765 | Thomas Bell | | Oil Operator | Dec 1985 |
| 28766 | Thomas Blankenship Dba B S Oil Company | Lindsay, OK 73052 | Oil & Gas Operator | Dec 2025 |
| 28767 | Thomas C. Hoffpauir | | Oil & Gas Operator | Mar 1991 |
| 28768 | Thomas C. Hoffpauir, Inc. | | Oil & Gas Operator | Jan 1981 |
| 28769 | Thomas C. King | | Oil & Gas Operator | Dec 1995 |
| 28770 | Thomas E L | Tulsa, OK 74136-6302 | Oil & Gas Operator | Feb 2015 |
| 28771 | Thomas E. Slack | | Oil Operator | Mar 2003 |
| 28772 | Thomas Exploration & Devel., Inc | Jourdanton, TX 78026 | Oil & Gas Operator | Apr 2026 |
| 28773 | Thomas Exploration Company | Tulsa, OK 74136-6302 | Oil & Gas Operator | Dec 2025 |
| 28774 | Thomas G. Easterling | | Oil Operator | Jun 1989 |
| 28775 | Thomas Garner, Inc. | St John, KS 67576 | Oil & Gas Operator | Dec 2025 |
| 28776 | Thomas J L Engineering Inc | Edmond, OK 73003-0026 | Oil & Gas Operator | Jul 2016 |
| 28777 | Thomas L Spring LLC | | Gas Operator | Jan 2026 |
| 28778 | Thomas M. Brown LLC | Plainville, KS 67663 | Oil Operator | Dec 2025 |
| 28779 | Thomas Oil & Gas Company | Luling, TX 78648 | Oil & Gas Operator | Aug 2003 |
| 28780 | Thomas Oil And Gas Inc. | San Angelo, TX 76906 | Oil & Gas Operator | May 2019 |
| 28781 | Thomas Oil Company | | Oil & Gas Operator | Dec 2008 |
| 28782 | Thomas Oil Company LLC | Ardmore, OK 73401-3717 | Oil Operator | Jan 2026 |
| 28783 | Thomas Oilers | | Oil & Gas Operator | Dec 2025 |
| 28784 | Thomas Operating Company Inc | Greeley, CO 80634 | Oil & Gas Operator | Aug 2008 |
| 28785 | Thomas Operating LTD. Co. | Dallas, TX 75220 | Oil & Gas Operator | Apr 2026 |
| 28786 | Thomas Production | Electra, TX 76360 | Oil & Gas Operator | Mar 2015 |
| 28787 | Thomas R Sivley | Southlake, TX 76092 | Oil & Gas Operator | Mar 2013 |
| 28788 | Thomas R. Banks | | Oil Operator | Dec 2025 |
| 28789 | Thomas Resources Corporation | Monahans, TX 79756 | Oil Operator | Mar 2008 |
| 28790 | Thomas Steel Strip Corp | Warren, OH 44485 | Oil & Gas Operator | Dec 2025 |
| 28791 | Thomas Turman | | Oil & Gas Operator | Dec 1991 |
| 28792 | Thomas Wayne Oil & Gas | Bristow, OK 74010-0544 | Oil & Gas Operator | Jan 2018 |
| 28793 | Thomas Well Serv | | Oil Operator | Dec 1996 |
| 28794 | Thomas Well Service, Inc. | Easton, KS 66020 | Oil Operator | Dec 2025 |
| 28795 | Thomas, B. K. | Plano, TX 75093 | Oil & Gas Operator | Jan 2008 |
| 28796 | Thomas, Ellis W | | Oil & Gas Operator | Dec 2025 |
| 28797 | Thomas, M.A. Oil Associates | Nocona, TX 76255 | Oil & Gas Operator | Apr 2026 |
| 28798 | Thomas, Mike | Nixon, TX 78140 | Oil Operator | Apr 2026 |
| 28799 | Thomas, R. W. Inc. | Norman, OK 73070 | Oil & Gas Operator | Apr 2015 |
| 28800 | Thomas, T. N. Oil Company | Aiken, SC 29801 | Oil & Gas Operator | Apr 2026 |