1 | H & S Drilling Co Inc | Frazeysburg, OH 43822-0040-0040 | Oil & Gas Operator | Dec 2016 |
2 | H&G Petroleum Corporation | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
3 | Halliburton Operating Company | Plano, TX 75093 | Oil & Gas Operator | Dec 2024 |
4 | Hamman Oil & Refining Company | Houston, TX 77098 | Oil & Gas Operator | Dec 2024 |
5 | Hanley Petroleum Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2017 |
6 | Hannathon Petroleum, LLC | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
7 | Hanson Corporation | New Braunfels, TX 78132 | Oil & Gas Operator | Mar 2008 |
8 | Harvard Petroleum Corporation | Roswell, NM 88201 | Oil & Gas Operator | Dec 2004 |
9 | Harvest Petroleum Inc. | Frisco, TX 75033 | Oil & Gas Operator | Dec 2024 |
10 | Headington Oil Company | Dallas, TX 75231 | Oil & Gas Operator | Dec 2016 |
11 | Headington Oil Company, L.P. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2008 |
12 | Helms Oil & Gas, LLC | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
13 | Henderson Natural Res, L.L.C. | Crozet, VA 22932 | Oil & Gas Operator | Dec 2024 |
14 | Henderson, Peter Oil Co. | San Angelo, TX 76906 | Oil & Gas Operator | Feb 2020 |
15 | Hendrix, John H. Corporation | Midland, TX 79705 | Oil & Gas Operator | Sep 2018 |
16 | Henry Petroleum LLC | Flower Mound, TX 75028 | Oil & Gas Operator | Dec 2024 |
17 | Henson Exploration, L.P. | Abilene, TX 79608 | Oil & Gas Operator | Dec 2024 |
18 | HGN Operating Co Inc | Abilene, TX 79604 | Oil & Gas Operator | Jul 2014 |
19 | HGN Operating I, LLC | Abilene, TX 79604 | Oil & Gas Operator | Dec 2024 |
20 | Hickox Oil Texas Company, Inc. | Mobile, AL 36689 | Oil & Gas Operator | Feb 1996 |
21 | Highmount Expl & Prod Texas LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2014 |
22 | Horizon Natural Gas Company | Tulsa, OK 74170 | Oil & Gas Operator | Sep 2024 |
23 | Howell Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Oct 2015 |
24 | Huff, Jack | Midland, TX 79710 | Oil & Gas Operator | Dec 2004 |
25 | Huffman, H. L., LTD. | Fort Worth, TX 76113 | Oil & Gas Operator | Sep 1994 |
26 | Hulen Operating Company | Nichols Hill, OK 73116 | Oil & Gas Operator | Dec 2024 |
27 | Hurst Oil & Gas, Inc. | Hillsboro, TX 76645 | Oil & Gas Operator | Dec 2024 |
28 | Hydrocarbon Management, Inc. | San Antonio, TX 78216 | Oil & Gas Operator | Dec 1996 |
29 | Hyquest Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 2015 |