1 | H & B Production | | Oil Operator | Mar 1995 |
2 | H & B Well Service, Inc. | | Oil & Gas Operator | Aug 1993 |
3 | H & H & S Oil Producers | | Oil Operator | Jan 2024 |
4 | H & H Compressors, Inc. | | Oil & Gas Operator | Oct 1997 |
5 | H & H Oil Co. | | Oil & Gas Operator | Nov 2023 |
6 | H & H Oil Co. #1 | | Oil Operator | Jan 2024 |
7 | H & H Oil Producers | | Oil & Gas Operator | Jan 2024 |
8 | H & H Production Company | Muenster, TX 76252 | Oil & Gas Operator | Oct 2005 |
9 | H & S Operating Co., Inc. | Winesburg, OH 44690 | Oil & Gas Operator | Dec 2023 |
10 | H E C I Exploration Company | | Oil & Gas Operator | Dec 1990 |
11 | H H H Oil Company | | Oil Operator | Jan 2024 |
12 | H M Jarred & Walsh-Watts | | Oil & Gas Operator | Sep 1992 |
13 | H&S Production, LLC | | Oil Operator | Jan 2024 |
14 | H. & N. Operating Co., Inc. | | Oil & Gas Operator | Oct 1997 |
15 | H. A. Harper | | Oil Operator | Dec 1982 |
16 | H. B. McCullough | | Oil Operator | Oct 2004 |
17 | H. D. McCormick | | Oil & Gas Operator | Jun 2016 |
18 | H. E. Sutton | | Oil & Gas Operator | Jan 1990 |
19 | H. G. Oil Operator | | Oil Operator | Mar 2001 |
20 | H. J. Bonner | | Oil & Gas Operator | Aug 1991 |
21 | H. K. Beebe | | Oil Operator | Jan 1990 |
22 | H. L. Brown, Jr. | Midland, TX 79702 | Oil & Gas Operator | May 2001 |
23 | H. L. McKee & J. P. McKee Jr. | | Gas Operator | Mar 2023 |
24 | H. L. Richey | | Oil & Gas Operator | Oct 1995 |
25 | H. Proler-Luffey Gas Corp. | | Gas Operator | Apr 1979 |
26 | H.E. Sutton, Et Al | | Oil & Gas Operator | Jan 1990 |
27 | H.L.Hawkins &H.L.Hawkins, Jr. | | Oil & Gas Operator | Feb 1989 |
28 | Habetz Oilfield Saltwater Ser, Inc | | Oil Operator | Jan 2024 |
29 | Hackberry Production, Inc. | | Oil Operator | Mar 1988 |
30 | Haddox Petroleum Corp | | Gas Operator | Dec 2010 |
31 | Hadson Energy Resources Corp. | Houston, TX 77056 | Oil & Gas Operator | Dec 1994 |
32 | Hadson Petroleum (USA), Inc. | | Oil & Gas Operator | Dec 1992 |
33 | Hal Oil & Gas Co., Inc. | | Oil & Gas Operator | Apr 1993 |
34 | Haland Operating Company, LLC | | Oil & Gas Operator | Jul 2018 |
35 | Halbouty-Reserve | | Oil & Gas Operator | Sep 1987 |
36 | Halbouty-Reserve-Pel-Tex | | Oil & Gas Operator | May 1985 |
37 | Halcon Louisiana Operating, LP | | Oil & Gas Operator | Sep 2017 |
38 | Halcon Resources Operating, Inc. | Tulsa, OK 74135 | Oil & Gas Operator | Dec 2013 |
39 | Hale Oil | | Oil & Gas Operator | Dec 2023 |
40 | Hale Oil Co. | | Oil & Gas Operator | Jan 2024 |
41 | Hall Engineering, Inc. | | Oil & Gas Operator | Jan 2007 |
42 | Hall-Hargraves, LLC | Oil City, LA 71061 | Oil & Gas Operator | Dec 2023 |
43 | Hall-Houston Oil Company | Houston, TX 77002 | Oil & Gas Operator | Oct 2002 |
44 | Hallador Petroleum Company | | Oil & Gas Operator | Feb 1992 |
45 | Hallar Enterprises, Inc. | | Oil Operator | Sep 2007 |
46 | Halliburton Operating Company | Plano, TX 75093 | Oil & Gas Operator | Mar 2024 |
47 | Hallmark Oil And Gas Co., Inc. | | Oil & Gas Operator | Dec 2023 |
48 | Hallwell Gas & Oil Co. | | Oil & Gas Operator | Sep 1985 |
49 | Hallwood Petroleum, Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2023 |
50 | Hallwood Petroleum, LLC | Dallas, TX 75219 | Oil & Gas Operator | Jan 2010 |
51 | Hamilton Brothers Oil Co. | Houston, TX 77057 | Oil & Gas Operator | Mar 2015 |
52 | Hamman Oil & Refining Company | Houston, TX 77098 | Oil & Gas Operator | Mar 2024 |
53 | Hamon Oil Company | | Oil & Gas Operator | Aug 1985 |
54 | Hamon Operating Company | Dallas, TX 75201 | Oil & Gas Operator | Dec 2011 |
55 | Hampton Resources Corporation | Houston, TX 77010 | Oil & Gas Operator | Mar 1996 |
56 | Hanover Management Company | | Oil Operator | Aug 1979 |
57 | Hansen Oil Corporation | Shreveport, LA 71106 | Oil Operator | Apr 2003 |
58 | Hanson Natural Resources Co. | | Oil & Gas Operator | Nov 1991 |
59 | Hanvey Production Co., Inc. | Roanoke, TX 76262 | Oil & Gas Operator | Nov 2012 |
60 | Harbert Energy Corp | Irving, TX 75015-2510 | Oil & Gas Operator | Feb 1993 |
61 | Harbert Energy Corp/Gulf Coast | | Oil & Gas Operator | Dec 1991 |
62 | Harbor Operating, LLC | | Oil & Gas Operator | Dec 1999 |
63 | Harbor Petroleum, LLC | Granbury, TX 76049 | Oil & Gas Operator | Mar 2024 |
64 | Harcor Exploration Inc. | | Oil Operator | Aug 1989 |
65 | Hardco, Inc. | Cleveland, OH 44115 | Oil & Gas Operator | Dec 1992 |
66 | Hardey Co., The | Shreveport, LA 71107 | Oil & Gas Operator | Mar 2024 |
67 | Hardey Production Company | | Oil Operator | Dec 1998 |
68 | Hardy Oil & Gas USA Inc. | Houston, TX 77079 | Oil & Gas Operator | Jun 1996 |
69 | Hargraves Daughters | | Oil Operator | Mar 1992 |
70 | Hargraves Production, LLC | | Oil Operator | Jan 2024 |
71 | Harleton Oil & Gas Inc. | Tyler, TX 75710 | Oil & Gas Operator | Mar 2024 |
72 | Harold H. Hollenshead | | Oil & Gas Operator | May 2002 |
73 | Harrison & Lee | | Oil Operator | Sep 1996 |
74 | Harry L. Neeb | | Oil Operator | May 1985 |
75 | Hart & McFarland | Vivian, LA 71082 | Oil & Gas Operator | Mar 2024 |
76 | Hartco Oil Co. | | Oil Operator | Jan 2024 |
77 | Harter Oil Company | | Oil & Gas Operator | Apr 2011 |
78 | Harvard Investments, Inc. | | Oil & Gas Operator | Oct 2002 |
79 | Harvest Oil & Gas, LLC | | Oil & Gas Operator | Feb 2012 |
80 | Harvest Petroleum Inc. | Frisco, TX 75033 | Oil & Gas Operator | Mar 2024 |
81 | Harvey Broyles | | Oil & Gas Operator | May 2012 |
82 | Harvey Broyles & Munoco Co. | | Oil & Gas Operator | Jan 2002 |
83 | Harvey Broyles, Et Al | | Gas Operator | Nov 1985 |
84 | Hassie Hunt Expl. Company | Dallas, TX 75201 | Oil & Gas Operator | Aug 2008 |
85 | Haw Corporation | | Oil Operator | Dec 1979 |
86 | Hawk Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Aug 2003 |
87 | Hawkeye Drilling Co. | Waskom, TX 75692 | Oil & Gas Operator | Feb 2023 |
88 | Hawkins Oil & Gas Inc | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2016 |
89 | Hawthorne Oil And Gas Corp. | Houston, TX 77227 | Oil & Gas Operator | Sep 1993 |
90 | Hawthorne-Tipco | | Oil & Gas Operator | Oct 1978 |
91 | HC Resources, Inc. | | Oil & Gas Operator | Jul 2011 |
92 | HCW Exploration, Inc. | | Oil & Gas Operator | Jun 1986 |
93 | HDS Production | | Oil Operator | Mar 1998 |
94 | Headington Energy Corporation | Dallas, TX 75231 | Oil & Gas Operator | Aug 1992 |
95 | Headington Oil Company | Dallas, TX 75231 | Oil & Gas Operator | Dec 2016 |
96 | Headington Oil Company LLC | Dallas, TX 75204 | Oil & Gas Operator | Apr 2016 |
97 | Headington Oil Company, L.P. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2008 |
98 | Headwaters Oil Company | | Oil & Gas Operator | Oct 1981 |
99 | Hebert & Rucks L.L.C. | | Oil & Gas Operator | May 2002 |
100 | Hec Petroleum, Inc | Midland, TX 79705 | Oil & Gas Operator | Mar 2006 |