| 14001 | Humphrey-Bashford Oil, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Sep 2010 |
| 14002 | Hungerford Oil & Gas Inc | Helena, OK 73741 | Oil & Gas Operator | Nov 2000 |
| 14003 | Hungerford Oil Partners | Williamsville, NY 14221 | Oil Operator | Dec 2023 |
| 14004 | Hunt Brothers Producing Co Inc | Redding, CA 96049-2516 | Oil & Gas Operator | Sep 2012 |
| 14005 | Hunt Chris Water Hauling Contractor Inc | Keyes, OK 73947-0004 | Oil Operator | Jun 2008 |
| 14006 | Hunt Cimarron Limited Partnership | Roswell, NM 88202 | Oil & Gas Operator | Feb 2025 |
| 14007 | Hunt Cimarron LTD. Partnership | Roswell, NM 88202 | Oil & Gas Operator | Apr 2025 |
| 14008 | Hunt Energy Corporation | | Oil & Gas Operator | Feb 2002 |
| 14009 | Hunt Engineering Inc | Norman, OK 73069-4093 | Oil & Gas Operator | Feb 2019 |
| 14010 | Hunt Enterprises | | Oil & Gas Operator | Dec 2024 |
| 14011 | Hunt Industries, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2000 |
| 14012 | Hunt Investment Corporation | | Oil & Gas Operator | Jun 1989 |
| 14013 | Hunt Marcellus Opr Co LLC | Wilcox, PA 15870 | Oil & Gas Operator | Jan 2019 |
| 14014 | Hunt Oil Co., Et Al | | Oil & Gas Operator | Nov 1992 |
| 14015 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Apr 2025 |
| 14016 | Hunt Oil, LLC | Garnett, KS 66032 | Oil Operator | Feb 2024 |
| 14017 | Hunt Operating, LLC | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2025 |
| 14018 | Hunt Petroleum (Aec), Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 14019 | Hunt Petroleum Corporation | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 14020 | Hunt Petroleum, Inc. | Houston, TX 772511350 | Oil & Gas Operator | Nov 2002 |
| 14021 | Hunt, H L | Dallas, TX 75202-2785 | Oil & Gas Operator | Feb 2020 |
| 14022 | Hunt, Hassie Exploration Company | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 14023 | Hunt, K Metal | | Oil & Gas Operator | Dec 2021 |
| 14024 | Hunt, WM. Herbert, Trust Est. | Dallas, TX 75201 | Oil & Gas Operator | Sep 1998 |
| 14025 | Hunter & Hedrick Production, Inc | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 1995 |
| 14026 | Hunter & McDonald | Wichita Falls, TX 76309 | Oil & Gas Operator | Jul 2001 |
| 14027 | Hunter Brothers | Wichita Falls, TX 76302 | Oil & Gas Operator | Jul 2007 |
| 14028 | Hunter Edison Oil Development Limited Partnership | | Oil & Gas Operator | Dec 2024 |
| 14029 | Hunter Energy, Inc. | Hurst, TX 76053 | Oil & Gas Operator | Apr 2025 |
| 14030 | Hunter Oil & Gas Co. | Bangs, TX 76823 | Oil & Gas Operator | Apr 2025 |
| 14031 | Hunter Oil & Gas, LLC | | Oil & Gas Operator | Oct 2001 |
| 14032 | Hunter Oil Corporation | Gruver, TX 79040 | Gas Operator | Apr 2025 |
| 14033 | Hunter Petroleum Inc. | Alice, TX 78333 | Oil & Gas Operator | May 2014 |
| 14034 | Hunter, Rocquelle | Coleman, TX 76834 | Oil Operator | Apr 2025 |
| 14035 | Hunters Creek Oil & Gas | Houston, TX 77042 | Oil & Gas Operator | Apr 2025 |
| 14036 | Huntford Resources Corp | Englewood, CO 80112 | Oil & Gas Operator | Nov 2001 |
| 14037 | Huntington Beach Company | | Oil & Gas Operator | Dec 1998 |
| 14038 | Huntington Beach Pacific Coast Enterprises LLC | | Oil & Gas Operator | Jan 2018 |
| 14039 | Huntington Energy LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Apr 2025 |
| 14040 | Huntington Midway Incorporated | Huntington, WV 25709 | Oil & Gas Operator | Dec 2021 |
| 14041 | Huntington Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2006 |
| 14042 | Huntington Signal Oil Company | | Oil & Gas Operator | Dec 1997 |
| 14043 | Huntland Properties, LTD. | Santa Anna, TX 76878 | Oil & Gas Operator | Apr 2025 |
| 14044 | Huntley & Huntley Inc | Monroeville, PA 15146-2302 | Oil & Gas Operator | Dec 2019 |
| 14045 | Huntlyn Operating, LLC | | Oil & Gas Operator | Sep 2022 |
| 14046 | Hunton Oil & Gas Corporation | Oklahoma City, OK 73154-0191 | Oil & Gas Operator | May 2019 |
| 14047 | Hunton Operating LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Feb 2025 |
| 14048 | Huntwood Resources, LLC | Huntsville, TX 77340 | Oil Operator | Apr 2025 |
| 14049 | Hupfer Oil & Gas | Hays, KS 67601 | Oil & Gas Operator | Dec 1993 |
| 14050 | Hupfer Operating, Inc. | Shawnee, KS 66203 | Oil & Gas Operator | Dec 2019 |
| 14051 | Hurd Ent.LTD/U.S.Enercorp,LLC | San Antonio, TX 78209 | Oil & Gas Operator | Aug 2002 |
| 14052 | Hurd Enterprises, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2025 |
| 14053 | Hurd Gary Oil Co | Wynona, OK 74084 | Oil & Gas Operator | Jan 2025 |
| 14054 | Hurd J Oil LLC | Bartlesville, OK 74003 | Oil Operator | Jan 2025 |
| 14055 | Hurd Oil Company | | Oil & Gas Operator | Jun 2015 |
| 14056 | Hurley Charles B | Santa Ana, CA 92706 | Oil & Gas Operator | Apr 2015 |
| 14057 | Hurley Oil And Gas Company | | Oil & Gas Operator | Jan 1997 |
| 14058 | Hurley Oil Company | | Oil Operator | Dec 1988 |
| 14059 | Hurley Petroleum Corporation | Baton Rouge, LA 70821 | Oil & Gas Operator | Feb 2000 |
| 14060 | Hurricane Energy Corporation | | Oil & Gas Operator | Dec 2000 |
| 14061 | Hurricane Iron & Steel, Inc. | | Oil Operator | Dec 1993 |
| 14062 | Hurricane Oil And Gas Co., Inc. | Houston, TX 77057 | Oil & Gas Operator | Mar 2008 |
| 14063 | Hurst Oil & Gas, Inc. | Hillsboro, TX 76645 | Oil & Gas Operator | Dec 2024 |
| 14064 | Hurst Oil Investments Inc | Oklahoma City, OK 73172 | Oil & Gas Operator | Feb 2015 |
| 14065 | Hurt, W C & C E | | Oil Operator | Dec 2006 |
| 14066 | Husain, Mrs. Shahnaz | Tulsa, OK 74136 | Oil Operator | Nov 1996 |
| 14067 | Huseman Oil International, Inc. | | Oil & Gas Operator | Feb 1992 |
| 14068 | Husfeld, Rose Marie | Bowie, TX 76230 | Oil & Gas Operator | Aug 2017 |
| 14069 | Husfeld, Walter H. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2007 |
| 14070 | Huskins, Kenny | Iowa Park, TX 76367 | Oil Operator | Jan 2025 |
| 14071 | Husky Oil Company | Cody, WY 82414 | Oil & Gas Operator | Dec 1984 |
| 14072 | Husky Petroleum | Seminole, OK 74818-1181 | Oil Operator | Feb 2012 |
| 14073 | Husky Ventures Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Jan 2025 |
| 14074 | Huson Corp. | Albany, TX 76430 | Oil & Gas Operator | May 2003 |
| 14075 | Huston Minerals LP | Albany, TX 76430 | Oil & Gas Operator | Apr 2025 |
| 14076 | Huston Oil | Woodson, TX 76491 | Oil & Gas Operator | Oct 2010 |
| 14077 | Hutchinson Oil C | | Oil & Gas Operator | May 1995 |
| 14078 | Hutchinson Oil Co. | | Oil & Gas Operator | Dec 2024 |
| 14079 | Hutchison Jay Oi | | Oil Operator | Sep 1991 |
| 14080 | Hutson Oil Co. | | Oil & Gas Operator | Nov 2024 |
| 14081 | Hutton Charles N | | Oil Operator | Dec 1994 |
| 14082 | Hutton Gas Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 14083 | Hutton, Charles N., SR. | Iola, KS 66749 | Oil Operator | Nov 2007 |
| 14084 | Hux Oil Company LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Jan 2025 |
| 14085 | Hvi Cat Canyon Inc. | | Oil & Gas Operator | Dec 2024 |
| 14086 | HW Operating, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2025 |
| 14087 | HWH Production, LLC | Muenster, TX 76252 | Oil Operator | Apr 2025 |
| 14088 | Hy-Carb Energy Inc | | Oil & Gas Operator | Feb 2009 |
| 14089 | Hy-Mark Oil & Gas, Inc. | | Oil Operator | Mar 1991 |
| 14090 | Hy-Tech, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2017 |
| 14091 | Hyalite Energy Corporation | Pampa, TX 79066 | Oil & Gas Operator | Jan 2025 |
| 14092 | Hyatt Exploration, Inc. | | Oil Operator | Jul 1995 |
| 14093 | Hybrid Operating, Incorporated | Carlsbad, CA 92009 | Oil & Gas Operator | Apr 2025 |
| 14094 | Hyco Oil Inc | Newcastle, WY 82701 | Oil & Gas Operator | Dec 2006 |
| 14095 | Hyde-Marrs, Inc. | Wichita, KS 67202 | Oil Operator | Aug 1997 |
| 14096 | Hydroc Oil Company | Borger, TX 79007 | Oil & Gas Operator | May 2012 |
| 14097 | Hydrocarbon Exploration, Inc. | | Oil & Gas Operator | Dec 2008 |
| 14098 | Hydrocarbon Generation, Inc. | Allegany, NY 14706 | Oil & Gas Operator | Dec 2023 |
| 14099 | Hydrocarbon Horizons, Inc. | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Jun 2023 |
| 14100 | Hydrocarbon Inv, Inc | | Oil Operator | Dec 2018 |