| 5001 | Hinton Production Company | MT Pleasant, TX 75455 | Oil & Gas Operator | Aug 1995 |
| 5002 | Hinton, W. B. | MT Pleasant, TX 75455 | Oil & Gas Operator | Jul 1993 |
| 5003 | Hipp Oil And Gas Inc. | Big Spring, TX 79720 | Oil & Gas Operator | Nov 2024 |
| 5004 | Hitex Resources, LP | Houston, TX 77265 | Oil & Gas Operator | Nov 2024 |
| 5005 | HK Energy Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | May 2023 |
| 5006 | HMH Operators, Inc. | Midland, TX 79701 | Oil & Gas Operator | Aug 2003 |
| 5007 | HMT Genesis Petroleum Corp. | Fort Worth, TX 76116 | Oil & Gas Operator | Nov 2008 |
| 5008 | HMX Investments Inc | Katy, TX 77494 | Oil & Gas Operator | Aug 2024 |
| 5009 | HNG Storage Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2002 |
| 5010 | Hobbs Energy Corporation | San Angelo, TX 76904 | Oil & Gas Operator | Mar 2008 |
| 5011 | Hoc Operating Co., Inc. | Houston, TX 77056 | Oil & Gas Operator | Nov 1999 |
| 5012 | Hoco Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Nov 2024 |
| 5013 | Hodgden Operating Co., Inc. | Enid, OK 73702 | Oil & Gas Operator | Sep 2024 |
| 5014 | Hodgden, Jack D. | Enid, OK 73702 | Oil & Gas Operator | Apr 2000 |
| 5015 | Hodge T F | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2007 |
| 5016 | Hodges & Hodges Productions | Anson, TX 79501 | Oil & Gas Operator | Aug 2003 |
| 5017 | Hodges & Rister | Abilene, TX 79603 | Oil & Gas Operator | Apr 2016 |
| 5018 | Hodges, James Aaron | Fort Worth, TX 76179 | Oil & Gas Operator | Nov 2024 |
| 5019 | Hodges, Thomas | Alvord, TX 76225 | Oil & Gas Operator | Oct 2002 |
| 5020 | Hoell Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 5021 | Hoelscher, Weldon | San Angelo, TX 76904 | Oil & Gas Operator | Aug 2003 |
| 5022 | Hoermann, S. E. | Seguin, TX 78155 | Oil & Gas Operator | Nov 2024 |
| 5023 | Hofco, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Nov 2024 |
| 5024 | Hoffmann Oil Company | Eastland, TX 76448 | Oil & Gas Operator | Nov 2024 |
| 5025 | Hog Operating LLC | Dallas, TX 75201 | Oil & Gas Operator | Nov 2024 |
| 5026 | Hogan, Wayne Oil Co. | Albany, TX 76430 | Oil & Gas Operator | Jun 2006 |
| 5027 | Hoggard, Kenneth | Loving, TX 76460 | Oil & Gas Operator | Nov 2024 |
| 5028 | Holbein & Wright Resources Inc. | Bandera, TX 78003 | Oil & Gas Operator | Nov 2024 |
| 5029 | Holco Oil & Gas | Borger, TX 79008 | Oil & Gas Operator | Nov 2024 |
| 5030 | Holcomb Company, The | Freer, TX 78357 | Oil & Gas Operator | Aug 1996 |
| 5031 | Holcomb Enterprises | Clyde, TX 79510 | Oil & Gas Operator | Aug 2003 |
| 5032 | Holden Energy Corporation | Ardmore, OK 73401 | Oil & Gas Operator | Mar 2015 |
| 5033 | Holden Oil & Gas | Abilene, TX 79608 | Oil & Gas Operator | Dec 2023 |
| 5034 | Holifield Oil Company | Giddings, TX 78942 | Oil & Gas Operator | Mar 2009 |
| 5035 | Holland Oil & Gas | Brookesmith, TX 76827 | Oil & Gas Operator | Dec 2010 |
| 5036 | Holland Oil Co. | Petrolia, TX 76377 | Oil Operator | Aug 2010 |
| 5037 | Holland, W. M. | Petrolia, TX 76377 | Oil & Gas Operator | Jul 2009 |
| 5038 | Hollandsworth & Travis | Longview, TX 75606 | Oil & Gas Operator | Mar 2001 |
| 5039 | Holler Oil Co. | San Angelo, TX 76906 | Oil & Gas Operator | Aug 2003 |
| 5040 | Holley Oil Company, LLC | Chappell Hill, TX 77426 | Oil & Gas Operator | Nov 2024 |
| 5041 | Holley Operating, L. L. C. | Abilene, TX 79601 | Oil Operator | Nov 2024 |
| 5042 | Holli-Tex Supply Co. | Holliday, TX 76366 | Oil & Gas Operator | May 2018 |
| 5043 | Holliday CSG Corp. | Holliday, TX 76366 | Oil & Gas Operator | Nov 2024 |
| 5044 | Holliday Drilling, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | Dec 2020 |
| 5045 | Hollimon Oil Corporation | Castroville, TX 78009 | Oil & Gas Operator | Nov 2016 |
| 5046 | Holloway Oil Company | Austin, TX 78764 | Oil & Gas Operator | Feb 2004 |
| 5047 | Hollub Production Company | Seguin, TX 78156 | Oil & Gas Operator | Jul 2000 |
| 5048 | Hollub, Lambert Drilling Company | Seguin, TX 78155 | Oil & Gas Operator | Nov 2024 |
| 5049 | Holly Petroleum, Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2008 |
| 5050 | Holmac Oil Company | Hobbs, NM 88240 | Oil & Gas Operator | May 1996 |
| 5051 | Holmes Exploration, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2015 |
| 5052 | Holson Well Service | Albany, TX 76430 | Oil & Gas Operator | Nov 2024 |
| 5053 | Holt Oil And Cattle LLC | Trout Run, PA 17771 | Oil & Gas Operator | Nov 2024 |
| 5054 | Hombre Oil Co., LTD. | Tyler, TX 75713 | Oil & Gas Operator | Apr 2021 |
| 5055 | Home Petroleum Corp | Victoria, TX 77902 | Oil & Gas Operator | Nov 2024 |
| 5056 | Home-Stake Oil & Gas Company | Plano, TX 75093 | Oil & Gas Operator | Jul 2024 |
| 5057 | Home-Stake Royalty Corp., The | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2014 |
| 5058 | Homeplace Oil And Gas | Caldwell, TX 77836 | Oil & Gas Operator | Feb 2021 |
| 5059 | Hondo Drilling Company | Midland, TX 79702 | Oil & Gas Operator | Nov 1996 |
| 5060 | Honeck Oil Company | Austin, TX 78716 | Oil & Gas Operator | Mar 2008 |
| 5061 | Honeck Oil Company, LP | Austin, TX 78716 | Oil & Gas Operator | Dec 2010 |
| 5062 | Hood, J. F. | Holliday, TX 76366 | Oil & Gas Operator | Apr 2010 |
| 5063 | Hood, J. Frank, Jr. | Arlington, TX 76006 | Oil & Gas Operator | Nov 2024 |
| 5064 | Hood, Joe B. | Wichita Falls, TX 76301 | Oil & Gas Operator | Mar 2008 |
| 5065 | Hooks & Hooks | Abilene, TX 79608 | Oil & Gas Operator | Feb 1999 |
| 5066 | Hooper & Sons Investments Co.Inc | Tenaha, TX 75974 | Gas Operator | Nov 1997 |
| 5067 | Hooper, DR. Oil & Royalty Co. | Conroe, TX 77304 | Oil & Gas Operator | Sep 1999 |
| 5068 | Hootkins, Seymour G. | Archer City, TX 76351 | Oil & Gas Operator | Apr 1997 |
| 5069 | Hoover Petroleum Company, LLC | Midland, TX 79701 | Oil Operator | Nov 2024 |
| 5070 | Hopco Operating, Inc. | Stafford, TX 77497 | Oil & Gas Operator | Dec 2016 |
| 5071 | Hope Energy, L.L.C. | Snyder, TX 79549 | Oil & Gas Operator | Nov 2024 |
| 5072 | Hope Production, Inc. | Edinburg, TX 78540 | Oil & Gas Operator | Jan 2000 |
| 5073 | Hopewell Operating, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2024 |
| 5074 | Hopkins Engineering, Inc. | Houston, TX 77046 | Oil & Gas Operator | Sep 1996 |
| 5075 | Hopkins, T. M. Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 5076 | Hopper, Harlan | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 5077 | Hopper, Thornton Co. | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 5078 | Horadam, Henry L. | Victoria, TX 77905 | Oil & Gas Operator | Oct 2008 |
| 5079 | Horan, Ken L. | Cross Plains, TX 76443 | Gas Operator | May 2002 |
| 5080 | Horansky Burrell Revocable Trust | Wichita Falls, TX 76308 | Oil Operator | Nov 2024 |
| 5081 | Horany, Ray & Ernest | Olney, TX 76374 | Oil & Gas Operator | May 2002 |
| 5082 | Horizon Energy | Vergas, MN 56587 | Oil & Gas Operator | Nov 2024 |
| 5083 | Horizon Exploration Company | Houston, TX 77019 | Oil & Gas Operator | Aug 2002 |
| 5084 | Horizon Exploration Services | El Paso, TX 79922 | Oil Operator | Nov 2024 |
| 5085 | Horizon Natural Gas Company | Tulsa, OK 74170 | Oil & Gas Operator | Aug 2024 |
| 5086 | Horizon Natural Resources, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2019 |
| 5087 | Horizon Oil & Gas Co. | Dallas, TX 75221 | Oil & Gas Operator | Jan 2005 |
| 5088 | Horizon Prod. And Operating, LLC | Houston, TX 77019 | Oil & Gas Operator | Nov 2024 |
| 5089 | Horizon Ridge Oil Company | Austin, TX 78738 | Oil Operator | Nov 2024 |
| 5090 | Horizon Well Services, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Nov 2024 |
| 5091 | Horn Energy | Eastland, TX 76448 | Oil & Gas Operator | Nov 2024 |
| 5092 | Horn, W. J. | Graham, TX 76450 | Oil & Gas Operator | Oct 2004 |
| 5093 | Horne & Moore Oil Co. | Holliday, TX 76366 | Oil & Gas Operator | Feb 2001 |
| 5094 | Horseshoe Production, LLC | Bryson, TX 76427 | Oil Operator | Nov 2024 |
| 5095 | Horst Energy LLC | Fort Worth, TX 76124 | Oil & Gas Operator | Jun 2019 |
| 5096 | Hosford Energy Corporation | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 1994 |
| 5097 | Hou-Tex, Inc. | Houston, TX 77224 | Oil & Gas Operator | Jun 2001 |
| 5098 | Houchin, O. E. Inc. | Olney, IL 62450 | Oil & Gas Operator | Feb 1997 |
| 5099 | Houghton Oil & Gas, Inc. | Midland, TX 79701 | Oil & Gas Operator | Mar 2009 |
| 5100 | Houston Energy Operating, L.P. | Houston, TX 77002 | Oil & Gas Operator | Jul 2020 |