| 13001 | Hoelscher, Weldon | San Angelo, TX 76904 | Oil & Gas Operator | Aug 2003 |
| 13002 | Hoener Ross Inco | | Oil Operator | Dec 1991 |
| 13003 | Hoener, Ross | Iuka, KS 67066 | Oil & Gas Operator | Dec 2023 |
| 13004 | Hoepker, Larry | Humboldt, KS 66748 | Oil Operator | Dec 2023 |
| 13005 | Hoermann, S. E. | Seguin, TX 78155 | Oil & Gas Operator | Apr 2024 |
| 13006 | Hofco, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2024 |
| 13007 | Hoff Elmer & Mildred | | Oil & Gas Operator | Jan 1991 |
| 13008 | Hoff Oil & Gas | | Oil Operator | May 2013 |
| 13009 | Hoffman George A | | Oil & Gas Operator | Dec 2022 |
| 13010 | Hoffman Oil & Gas Company | | Oil & Gas Operator | Aug 1997 |
| 13011 | Hoffman Oil, Inc. | Claflin, KS 67525 | Oil Operator | Dec 2023 |
| 13012 | Hoffman Petroleu | | Oil Operator | Sep 1989 |
| 13013 | Hoffman Petroleum, Inc. | Littleton, CO 80120 | Oil Operator | Sep 1996 |
| 13014 | Hoffman Resources LLC | Hoisington, KS 67544 | Oil & Gas Operator | Dec 2023 |
| 13015 | Hoffman, Brian | Claflin, KS 67525 | Oil Operator | Nov 2023 |
| 13016 | Hoffman, Carol | Strykersville, NY 14145 | Gas Operator | Dec 2022 |
| 13017 | Hoffman, Myrle F. | Denver, CO 80202 | Oil Operator | Dec 1986 |
| 13018 | Hoffmann Oil Company | Eastland, TX 76448 | Oil & Gas Operator | Apr 2024 |
| 13019 | Hofland, James D. | Kevin, MT 59454 | Oil & Gas Operator | Feb 2024 |
| 13020 | Hog Operating LLC | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
| 13021 | Hogan Drilling Company, Inc. | | Oil & Gas Operator | Mar 1981 |
| 13022 | Hogan Energy Corporation | | Oil & Gas Operator | Oct 1999 |
| 13023 | Hogan Energy, Inc. | | Oil & Gas Operator | Dec 2015 |
| 13024 | Hogan Exploration, Inc. | | Oil & Gas Operator | Mar 2000 |
| 13025 | Hogan, Wayne Oil Co. | Albany, TX 76430 | Oil & Gas Operator | Jun 2006 |
| 13026 | Hogback Exploration Inc | Fort Smith, AR 72916 | Oil & Gas Operator | Feb 2024 |
| 13027 | Hoge Oil & Gas Expl Inc | Edmond, OK 73013-3709 | Oil & Gas Operator | Sep 2023 |
| 13028 | Hoggard, Kenneth | Loving, TX 76460 | Oil & Gas Operator | Apr 2024 |
| 13029 | Hogoboom Al Oilf | | Oil Operator | Oct 1990 |
| 13030 | Hoke Jr J T | Edmond, OK 73034 | Oil Operator | Nov 1998 |
| 13031 | Holbrook LLC | Bimble, KY 40915 | Oil & Gas Operator | Dec 2023 |
| 13032 | Holco Oil & Gas | Borger, TX 79008 | Oil & Gas Operator | Apr 2024 |
| 13033 | Holcomb Company, The | Freer, TX 78357 | Oil & Gas Operator | Aug 1996 |
| 13034 | Holcomb Enterprises | Clyde, TX 79510 | Oil & Gas Operator | Aug 2003 |
| 13035 | Holcomb Oil & Gas Inc | Farmington, NM 87401 | Oil & Gas Operator | Jan 2024 |
| 13036 | Holcomb Oil Comp | | Oil Operator | Sep 1991 |
| 13037 | Holden Energy Corporation | Ardmore, OK 73401 | Oil & Gas Operator | Mar 2015 |
| 13038 | Holden Harold B | Billings, MT 59103 | Oil Operator | Jun 1996 |
| 13039 | Holden Oil & Gas | Abilene, TX 79608 | Oil & Gas Operator | Dec 2023 |
| 13040 | Holifield Oil Company | Giddings, TX 78942 | Oil & Gas Operator | Mar 2009 |
| 13041 | Holke Dave Consulting Inc | Meridian, ID 83646-4812 | Oil & Gas Operator | Jan 2024 |
| 13042 | Holl Investment Co | Logan, OH 43138 | Oil & Gas Operator | Dec 2019 |
| 13043 | Holland Assoc | | Oil Operator | Sep 1987 |
| 13044 | Holland Oil & Gas | Brookesmith, TX 76827 | Oil & Gas Operator | Dec 2010 |
| 13045 | Holland Oil Co. | Petrolia, TX 76377 | Oil Operator | Aug 2010 |
| 13046 | Holland Production Co | | Oil Operator | Aug 1982 |
| 13047 | Holland, W. M. | Petrolia, TX 76377 | Oil & Gas Operator | Jul 2009 |
| 13048 | Hollandsworth & Travis | Longview, TX 75606 | Oil & Gas Operator | Mar 2001 |
| 13049 | Hollandsworth & Travis Oil | Longview, TX 75606 | Oil Operator | May 2003 |
| 13050 | Hollenbeck, Lloyd D. | Andover, NY 14806 | Oil & Gas Operator | Dec 2022 |
| 13051 | Hollenshead Oil Co. | | Oil & Gas Operator | Mar 1992 |
| 13052 | Holler Oil Co. | San Angelo, TX 76906 | Oil & Gas Operator | Aug 2003 |
| 13053 | Holley Oil Company, LLC | Chappell Hill, TX 77426 | Oil & Gas Operator | Apr 2024 |
| 13054 | Holley Operating, L. L. C. | Abilene, TX 79601 | Oil Operator | Apr 2024 |
| 13055 | Holli-Tex Supply Co. | Holliday, TX 76366 | Oil & Gas Operator | May 2018 |
| 13056 | Holliday CSG Corp. | Holliday, TX 76366 | Oil & Gas Operator | Apr 2024 |
| 13057 | Holliday Drilling, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | Dec 2020 |
| 13058 | Holliday Exploration Inc | Oklahoma City, OK 73116 | Oil & Gas Operator | Nov 2005 |
| 13059 | Hollimon Oil Corporation | Castroville, TX 78009 | Oil & Gas Operator | Nov 2016 |
| 13060 | Hollingsworth & Assoc | | Oil Operator | Feb 1987 |
| 13061 | Hollis & Kathryn Nichols | Shinglehouse, PA 16748-2112 | Gas Operator | Dec 2015 |
| 13062 | Hollobaugh Paul A | Mayport, PA 16240-1710 | Gas Operator | Dec 2023 |
| 13063 | Holloway David A | Okmulgee, OK 74447-9191 | Oil & Gas Operator | Jan 2024 |
| 13064 | Holloway Oil Company | Austin, TX 78764 | Oil & Gas Operator | Feb 2004 |
| 13065 | Holloway, Donald & Francis | | Oil Operator | Jul 2006 |
| 13066 | Hollrah Exploration Company | Oklahoma City, OK 73172-1174 | Oil & Gas Operator | Feb 2024 |
| 13067 | Hollub Production Company | Seguin, TX 78156 | Oil & Gas Operator | Jul 2000 |
| 13068 | Hollub, Lambert Drilling Company | Seguin, TX 78155 | Oil & Gas Operator | Apr 2024 |
| 13069 | Holly Energy Inc | | Oil Operator | Apr 1983 |
| 13070 | Holly Petroleum, Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2008 |
| 13071 | Holmac Oil Company | Hobbs, NM 88240 | Oil & Gas Operator | May 1996 |
| 13072 | Holman Kendall | Paden, OK 74860-7116 | Oil & Gas Operator | Jan 2024 |
| 13073 | Holman Ray | Okemah, OK 74859-0029 | Gas Operator | Jan 2024 |
| 13074 | Holman Robert W | | Oil & Gas Operator | Jan 2019 |
| 13075 | Holmes Exploration, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2015 |
| 13076 | Holmes Mary Ellen | Bristow, OK 74010 | Oil Operator | Mar 2015 |
| 13077 | Holmes Oil Company Inc | Bristow, OK 74010-0985 | Oil Operator | Apr 2015 |
| 13078 | Holmes Western Oil Corporation | | Oil & Gas Operator | Dec 2023 |
| 13079 | Holson Well Service | Albany, TX 76430 | Oil & Gas Operator | Apr 2024 |
| 13080 | Holston-GR. Sou. Oil & Gas Co. | | Oil & Gas Operator | Mar 1981 |
| 13081 | Holt Andrew L "Mickey" | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2008 |
| 13082 | Holt IVan | | Oil Operator | Mar 1989 |
| 13083 | Holt IVan Leroy | | Oil & Gas Operator | Jan 1994 |
| 13084 | Holt James | Skiatook, OK 74070-0006 | Oil & Gas Operator | Feb 2020 |
| 13085 | Holt Jean | Claremore, OK 74017-9439 | Oil Operator | Mar 2015 |
| 13086 | Holt Oil & Gas C | | Oil Operator | Sep 1984 |
| 13087 | Holt Oil & Gas Corp | Dallas, TX 75231 | Oil & Gas Operator | Apr 1995 |
| 13088 | Holt Oil And Cattle LLC | Trout Run, PA 17771 | Oil & Gas Operator | Apr 2024 |
| 13089 | Holt, Carol | Independence, KS 67301 | Oil Operator | Sep 2023 |
| 13090 | Holtom, Bill, A General Partnership | Saint Paul, KS 66771 | Oil Operator | Dec 2023 |
| 13091 | Holton Brothers | Canton, KS 67428 | Oil Operator | Apr 1990 |
| 13092 | Holwell Drilling Company | | Oil Operator | Sep 1992 |
| 13093 | Hombre Oil Co., LTD. | Tyler, TX 75713 | Oil & Gas Operator | Apr 2021 |
| 13094 | Home Gas & Oil Co Inc | Indiana, PA 15701-1532 | Oil & Gas Operator | Dec 2023 |
| 13095 | Home Petroleum Corp | Victoria, TX 77902 | Oil & Gas Operator | Apr 2024 |
| 13096 | Home-Stake Oil & Gas Company | Plano, TX 75093 | Oil & Gas Operator | Dec 2023 |
| 13097 | Home-Stake Royalty Corp., The | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2014 |
| 13098 | Homeland Energy GP | Campbellsville, KY 42719 | Oil & Gas Operator | Dec 2021 |
| 13099 | Homeland Energy Ventures LLC | Pittsburgh, PA 15241-1633 | Oil & Gas Operator | Dec 2008 |
| 13100 | Homeland Gas & Oil, Inc | Roosevelt, UT 84066-1574 | Oil & Gas Operator | Feb 2024 |