| 13701 | Hulsey Oil Company | Dallas, TX 75205 | Oil & Gas Operator | Aug 1999 |
| 13702 | Humak Processors, Inc. | Tyler, TX 75710 | Oil & Gas Operator | Aug 2005 |
| 13703 | Humber Oil Company | Albany, TX 76430 | Oil & Gas Operator | Nov 2025 |
| 13704 | Humble Oil & Refining Co. | Houston, TX 77252 | Oil & Gas Operator | Jan 2000 |
| 13705 | Humerickhouse Oil, LLC | Ottawa, KS 66067 | Oil Operator | Jun 2025 |
| 13706 | Humerickhouse, Donald L. | Ottawa, KS 66067 | Oil Operator | Dec 2009 |
| 13707 | Hummingbird Oil, LLC | Sedan, KS 67361 | Oil Operator | Jun 2025 |
| 13708 | Hummon Corp | Medicine Lodge, KS 67104 | Oil & Gas Operator | Apr 2023 |
| 13709 | Humphrey Mark | Morris, OK 74445-2816 | Oil & Gas Operator | Sep 2021 |
| 13710 | Humphrey, Thos.D. Oil Prop.,Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Aug 1999 |
| 13711 | Humphrey-Bashford Oil, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Sep 2010 |
| 13712 | Hungerford Oil & Gas Inc | Helena, OK 73741 | Oil & Gas Operator | Nov 2000 |
| 13713 | Hungerford Oil Partners | Williamsville, NY 14221 | Oil Operator | Dec 2024 |
| 13714 | Hunt Brothers Producing Co Inc | Redding, CA 96049-2516 | Oil & Gas Operator | Sep 2012 |
| 13715 | Hunt Chris Water Hauling Contractor Inc | Keyes, OK 73947-0004 | Oil Operator | Jun 2008 |
| 13716 | Hunt Cimarron Limited Partnership | Roswell, NM 88202 | Oil & Gas Operator | Sep 2025 |
| 13717 | Hunt Cimarron LTD. Partnership | Roswell, NM 88202 | Oil & Gas Operator | Nov 2025 |
| 13718 | Hunt Energy Corporation | | Oil & Gas Operator | Feb 2002 |
| 13719 | Hunt Engineering Inc | Norman, OK 73069-4093 | Oil & Gas Operator | Feb 2019 |
| 13720 | Hunt Enterprises | | Oil & Gas Operator | Aug 2025 |
| 13721 | Hunt H L | Dallas, TX 75202-2785 | Oil & Gas Operator | Dec 2024 |
| 13722 | Hunt Industries, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2000 |
| 13723 | Hunt Investment Corporation | | Oil & Gas Operator | Jun 1989 |
| 13724 | Hunt Marcellus Opr Co LLC | Wilcox, PA 15870 | Oil & Gas Operator | Jan 2019 |
| 13725 | Hunt Oil Co., Et Al | | Oil & Gas Operator | Nov 1992 |
| 13726 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Nov 2025 |
| 13727 | Hunt Oil, LLC | Garnett, KS 66032 | Oil Operator | Jun 2025 |
| 13728 | Hunt Operating, LLC | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2025 |
| 13729 | Hunt Petroleum (Aec), Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 13730 | Hunt Petroleum Corp. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 13731 | Hunt Petroleum, Inc. | Houston, TX 772511350 | Oil & Gas Operator | Nov 2002 |
| 13732 | Hunt, Hassie Exploration Company | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 13733 | Hunt, Judith R. | Findley Lake, NY 14736 | Gas Operator | Dec 2024 |
| 13734 | Hunt, K Metal | | Oil & Gas Operator | Dec 2021 |
| 13735 | Hunt, WM. Herbert, Trust Est. | Dallas, TX 75201 | Oil & Gas Operator | Sep 1998 |
| 13736 | Hunter & Hedrick Production, Inc | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 1995 |
| 13737 | Hunter & McDonald | Wichita Falls, TX 76309 | Oil & Gas Operator | Jul 2001 |
| 13738 | Hunter Brothers | Wichita Falls, TX 76302 | Oil & Gas Operator | Jul 2007 |
| 13739 | Hunter Edison Oil Development LLC | | Oil & Gas Operator | Sep 2025 |
| 13740 | Hunter Energy, Inc. | Hurst, TX 76053 | Oil & Gas Operator | Nov 2025 |
| 13741 | Hunter Oil & Gas Co. | Bangs, TX 76823 | Oil & Gas Operator | Nov 2025 |
| 13742 | Hunter Oil & Gas, LLC | | Oil & Gas Operator | Oct 2001 |
| 13743 | Hunter Oil Corporation | Gruver, TX 79040 | Gas Operator | Nov 2025 |
| 13744 | Hunter Petroleum Inc. | Alice, TX 78333 | Oil & Gas Operator | May 2014 |
| 13745 | Hunter, Rocquelle | Coleman, TX 76834 | Oil Operator | Nov 2025 |
| 13746 | Hunters Creek Oil & Gas | Houston, TX 77042 | Oil & Gas Operator | Nov 2025 |
| 13747 | Huntford Resources Corp | Englewood, CO 80112 | Oil & Gas Operator | Nov 2001 |
| 13748 | Huntington Beach Company | | Oil & Gas Operator | Dec 1998 |
| 13749 | Huntington Beach Pacific Coast Enterprises LLC | | Oil & Gas Operator | Jan 2018 |
| 13750 | Huntington Energy LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Nov 2025 |
| 13751 | Huntington Midway Incorporated | Huntington, WV 25709 | Oil & Gas Operator | Dec 2021 |
| 13752 | Huntington Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2006 |
| 13753 | Huntington Signal Oil Company | | Oil & Gas Operator | Dec 1997 |
| 13754 | Huntland Properties, LTD. | Santa Anna, TX 76878 | Oil & Gas Operator | Nov 2025 |
| 13755 | Huntley & Huntley Inc | Monroeville, PA 15146-2302 | Oil & Gas Operator | Dec 2019 |
| 13756 | Huntlyn Operating, LLC | | Oil & Gas Operator | Sep 2022 |
| 13757 | Hunton Oil & Gas Corporation | Oklahoma City, OK 73154-0191 | Oil & Gas Operator | May 2019 |
| 13758 | Hunton Operating LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Jul 2025 |
| 13759 | Huntwood Resources, LLC | Huntsville, TX 77340 | Oil Operator | Nov 2025 |
| 13760 | Hupfer Oil & Gas | Hays, KS 67601 | Oil & Gas Operator | Dec 1993 |
| 13761 | Hupfer Operating, Inc. | Shawnee, KS 66203 | Oil & Gas Operator | Dec 2019 |
| 13762 | Hurd Ent.LTD/U.S.Enercorp,LLC | San Antonio, TX 78209 | Oil & Gas Operator | Aug 2002 |
| 13763 | Hurd Enterprises, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Nov 2025 |
| 13764 | Hurd Oil Company | | Oil & Gas Operator | Jun 2015 |
| 13765 | Hurley Charles B | Santa Ana, CA 92706 | Oil & Gas Operator | Apr 2015 |
| 13766 | Hurley Oil And Gas Company | | Oil & Gas Operator | Jan 1997 |
| 13767 | Hurley Oil Company | | Oil Operator | Dec 1988 |
| 13768 | Hurley Petroleum Corporation | Baton Rouge, LA 70821 | Oil & Gas Operator | Feb 2000 |
| 13769 | Hurricane Energy Corporation | | Oil & Gas Operator | Dec 2000 |
| 13770 | Hurricane Iron & Steel, Inc. | | Oil Operator | Dec 1993 |
| 13771 | Hurricane Oil And Gas Co., Inc. | Houston, TX 77057 | Oil & Gas Operator | Mar 2008 |
| 13772 | Hurst Oil & Gas, Inc. | Hillsboro, TX 76645 | Oil & Gas Operator | Dec 2024 |
| 13773 | Hurst Oil Investments Inc | Oklahoma City, OK 73172 | Oil & Gas Operator | Feb 2015 |
| 13774 | Hurt, W C & C E | | Oil Operator | Dec 2006 |
| 13775 | Husain, Mrs. Shahnaz | Tulsa, OK 74136 | Oil Operator | Nov 1996 |
| 13776 | Huseman Oil International Inc | | Oil & Gas Operator | Feb 1992 |
| 13777 | Husfeld, Rose Marie | Bowie, TX 76230 | Oil & Gas Operator | Aug 2017 |
| 13778 | Husfeld, Walter H. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2007 |
| 13779 | Husky Oil Company | Cody, WY 82414 | Oil & Gas Operator | Dec 1984 |
| 13780 | Husky Petroleum | Seminole, OK 74818-1181 | Oil Operator | Feb 2012 |
| 13781 | Husky Ventures Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Jul 2025 |
| 13782 | Huson Corp. | Albany, TX 76430 | Oil & Gas Operator | May 2003 |
| 13783 | Huston Minerals LP | Albany, TX 76430 | Oil & Gas Operator | Nov 2025 |
| 13784 | Huston Oil | Woodson, TX 76491 | Oil & Gas Operator | Oct 2010 |
| 13785 | Hutchinson Oil C | | Oil & Gas Operator | May 1995 |
| 13786 | Hutchinson Oil Co. | | Oil & Gas Operator | Jun 2025 |
| 13787 | Hutchison Jay Oi | | Oil Operator | Sep 1991 |
| 13788 | Hutson Oil Co. | | Oil & Gas Operator | Nov 2024 |
| 13789 | Hutton Charles N | | Oil Operator | Dec 1994 |
| 13790 | Hutton Gas Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 13791 | Hutton, Charles N., SR. | Iola, KS 66749 | Oil Operator | Nov 2007 |
| 13792 | Hux Oil Company LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Aug 2025 |
| 13793 | Hvi Cat Canyon Inc. | | Oil & Gas Operator | Aug 2025 |
| 13794 | HW Operating, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Nov 2025 |
| 13795 | HWH Production, LLC | Muenster, TX 76252 | Oil Operator | Nov 2025 |
| 13796 | Hy-Mark Oil & Gas, Inc. | | Oil Operator | Mar 1991 |
| 13797 | Hy-Tech, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2017 |
| 13798 | Hyalite Energy Corporation | Pampa, TX 79066 | Oil & Gas Operator | May 2025 |
| 13799 | Hyatt Exploration, Inc. | | Oil Operator | Jul 1995 |
| 13800 | Hybrid Operating, Incorporated | Carlsbad, CA 92009 | Oil & Gas Operator | Nov 2025 |