1 | H & S Production, Inc. | Dallas, TX 75252 | Oil & Gas Operator | Mar 2004 |
2 | H-M Resource Management, Inc. | Houston, TX 77055 | Oil & Gas Operator | Feb 2023 |
3 | Haas, C. F. Oil & Gas Inc. | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 2024 |
4 | Haber Resources Corporation | Houston, TX 77063 | Oil & Gas Operator | Mar 1999 |
5 | Halbouty, Michel T. | Houston, TX 77056 | Oil & Gas Operator | Aug 1997 |
6 | Halcon Resources Operating, Inc. | Tulsa, OK 74135 | Oil & Gas Operator | Dec 2013 |
7 | Hall-Houston Oil Company | Houston, TX 77002 | Oil & Gas Operator | Oct 2002 |
8 | Hamill Resources, Inc. | Houston, TX 77002 | Oil & Gas Operator | Apr 1999 |
9 | Hamill, Claud B. Estate Of | Houston, TX 77002 | Oil & Gas Operator | Nov 1995 |
10 | Hamman Oil & Refining Company | Houston, TX 77098 | Oil & Gas Operator | Dec 2024 |
11 | Hanson Minerals Co. | Houston, TX 77042 | Oil & Gas Operator | Oct 1993 |
12 | Hanson Production Company | Cuero, TX 77954 | Oil & Gas Operator | Jul 2009 |
13 | Hardwick Oil Company | Sugar Land, TX 77478 | Oil & Gas Operator | Nov 2014 |
14 | Harrison, Sam G. Oil, Inc. | Houston, TX 77019 | Oil & Gas Operator | Nov 2019 |
15 | Harvest Petroleum Inc. | Frisco, TX 75033 | Oil & Gas Operator | Dec 2024 |
16 | Hawthorne Oil And Gas Corp. | Houston, TX 77227 | Oil & Gas Operator | Sep 1993 |
17 | Hazoco, L.L.C. | Bellville, TX 77418 | Oil Operator | Dec 2024 |
18 | Headington Oil Company, L.P. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2008 |
19 | Headline Resources, Inc. | Richardson, TX 75080 | Oil & Gas Operator | Aug 1997 |
20 | Hennig Production Co., Inc. | Tyler, TX 75701 | Oil & Gas Operator | Dec 2024 |
21 | Hewitt, Robert J. | Victoria, TX 77901 | Oil & Gas Operator | Jun 2004 |
22 | Hgi Corporation | Nada, TX 77460 | Oil & Gas Operator | Apr 2016 |
23 | Hilcorp Energy Company | Houston, TX 77208 | Oil & Gas Operator | Dec 2024 |
24 | Hollimon Oil Corporation | Castroville, TX 78009 | Oil & Gas Operator | Nov 2016 |
25 | Home Petroleum Corp | Victoria, TX 77902 | Oil & Gas Operator | Dec 2024 |
26 | Horizon Exploration Company | Houston, TX 77019 | Oil & Gas Operator | Aug 2002 |
27 | Houston Gulf Energy Corporation | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2024 |
28 | Houston Hydrocarbons, Inc. (A) | Houston, TX 77042 | Oil & Gas Operator | Sep 2004 |
29 | Houston Oil & Gas Company, Inc. | Houston, TX 77063 | Oil & Gas Operator | Aug 1995 |
30 | Houston Operating, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 2024 |
31 | Houston Petroleum Company | Houston, TX 77027 | Oil & Gas Operator | Dec 2024 |
32 | Houston Resources Corp. | Houston, TX 77002 | Oil & Gas Operator | Apr 2003 |
33 | Howard Exploration, Inc. | Houston, TX 77069 | Oil & Gas Operator | Dec 2024 |
34 | Howell Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Oct 2015 |
35 | HRB Operating Company Inc | Bridgeport, TX 76426 | Oil & Gas Operator | Dec 2024 |
36 | Hughes, Dan A. Company | Beeville, TX 78104 | Oil & Gas Operator | May 2006 |
37 | Hughes, Dan A. Company, L.P. | Beeville, TX 78104 | Oil & Gas Operator | Dec 2024 |
38 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Dec 2024 |
39 | Hunt Petroleum Corporation | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
40 | Huntington Energy LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Dec 2024 |
41 | Hurd Enterprises, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2024 |
42 | Hurricane Oil And Gas Co., Inc. | Houston, TX 77057 | Oil & Gas Operator | Mar 2008 |
43 | Hyquest Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 2015 |