1 | A T M Corporation | Mathis, TX 78368 | Oil & Gas Operator | Oct 2002 |
2 | Abraxas Petroleum Corporation | San Antonio, TX 78259 | Oil & Gas Operator | Dec 2024 |
3 | Alpine Resources, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
4 | Apex Oil & Gas, Inc. | Houston, TX 77067 | Oil & Gas Operator | Oct 2009 |
5 | Arco Oil & Gas Company | Plano, TX 75086 | Oil & Gas Operator | Mar 2006 |
6 | Bass Enterprises Production Co | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2006 |
7 | Baxter, Murphy H. | Houston, TX 77002 | Oil & Gas Operator | Sep 1998 |
8 | Bepco, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2008 |
9 | Besco Operating, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2024 |
10 | Bopco, L.P. | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
11 | Buttes Resources Company | Houston, TX 77056 | Oil & Gas Operator | May 2007 |
12 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Sep 2024 |
13 | Camden Reserves, Inc. | Houston, TX 77019 | Oil & Gas Operator | Mar 2011 |
14 | Cameron, Paul E., Jr., Inc. | Montgomery, TX 77356 | Oil & Gas Operator | May 2015 |
15 | Carrizo Oil & Gas, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
16 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Dec 2024 |
17 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
18 | Cimarex Energy Co. Of Colorado | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
19 | Citation Oil & Gas Corp. | Houston, TX 77269 | Oil & Gas Operator | Dec 2024 |
20 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
21 | ConocoPhillips Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
22 | Corpus Christi Leaseholds, Inc. | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Sep 1996 |
23 | Crest Petroleum, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Dec 2024 |
24 | Cummins & Walker Oil Co., Inc. | Austin, TX 78746 | Oil & Gas Operator | Jan 2021 |
25 | Delta Exploration Company Inc | Denver, CO 80202 | Oil & Gas Operator | Dec 2024 |
26 | Devon Energy Operating Co., L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2009 |
27 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2024 |
28 | Diasu Oil & Gas Co., Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
29 | Dinero Oil Corporation | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Nov 1999 |
30 | Dirnett, Inc. | Tuleta, TX 78162 | Oil & Gas Operator | Dec 2024 |
31 | Egan Resources Inc. | Katy, TX 77494 | Oil & Gas Operator | Oct 2016 |
32 | Enco Exploration Company | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2020 |
33 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
34 | Esenjay Exploration, Inc | Houston, TX 77042 | Oil & Gas Operator | Sep 2024 |
35 | Esenjay Petroleum Corp. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Jul 1998 |
36 | Evans, Julian | Houston, TX 77024 | Oil & Gas Operator | Nov 1995 |
37 | Excalibur E & P, LLC | Johnson City, TX 78636 | Oil & Gas Operator | Dec 2024 |
38 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2024 |
39 | Exxon Mobil Corporation | Spring, TX 77389 | Oil & Gas Operator | Dec 2024 |
40 | Fina Oil And Chemical Company | Dallas, TX 75221 | Oil & Gas Operator | May 2019 |
41 | First Aransas Reserves, Inc. | Alvin, TX 77511 | Oil & Gas Operator | Mar 2018 |
42 | Flournoy Production Co. | Alice, TX 78333 | Oil & Gas Operator | Dec 2002 |
43 | Fox, Hewitt B., Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Dec 2024 |
44 | Genesis Producing Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2007 |
45 | Genesis Producing Company, L.P. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Dec 2017 |
46 | Global Natural Resources Corp. | Houston, TX 77002 | Oil & Gas Operator | May 1998 |
47 | Goldking Onshore Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2016 |
48 | Goldking Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |
49 | Grace Petroleum Corp. | Tulsa, OK 74103 | Oil & Gas Operator | Oct 1997 |
50 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |
51 | Gulfmark Energy Inc | Houston, TX 77027 | Gas Operator | Apr 2023 |
52 | Harvey Brothers Oil & Gas | Corpus Chrsti, TX 78408 | Oil & Gas Operator | Jul 2004 |
53 | Hilcorp Energy Company | Houston, TX 77208 | Oil & Gas Operator | Dec 2024 |
54 | Houston Oil & Minerals Corp. | Houston, TX 77002 | Oil & Gas Operator | Aug 1996 |
55 | Hughes, Dan A. Company, L.P. | Beeville, TX 78104 | Oil & Gas Operator | Dec 2024 |
56 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Dec 2024 |
57 | Hunt, WM. Herbert, Trust Est. | Dallas, TX 75201 | Oil & Gas Operator | Sep 1998 |
58 | Hurd Enterprises, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2024 |
59 | I.T. Corporation | Arlington, TX 76016 | Oil & Gas Operator | Dec 2024 |
60 | Inexco Oil Company | Houston, TX 77210 | Oil & Gas Operator | Mar 2013 |
61 | Kebo Oil & Gas, Inc. | Portland, TX 78374 | Oil & Gas Operator | Dec 2024 |
62 | Kriken Oil & Gas | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Jul 2005 |
63 | L & F Drilling Co., Inc. (1) | Corpus Chrsti, TX 78479 | Oil & Gas Operator | Dec 2024 |
64 | Lamar Oil & Gas, Inc. | Rockport, TX 78381 | Oil & Gas Operator | Dec 2024 |
65 | Lamay Corporation | Rosenberg, TX 77471 | Oil & Gas Operator | Dec 2024 |
66 | Langham Petroleum Expl. Corp. | Houston, TX 77056 | Oil & Gas Operator | Dec 2009 |
67 | Legend Natural Gas II, LP | Houston, TX 77094 | Oil & Gas Operator | Feb 2015 |
68 | Live Oak Reserves, Inc. | Houston, TX 77019 | Oil & Gas Operator | Dec 2024 |
69 | Magnum Producing & Operating Co. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Jan 2004 |
70 | Magnum Producing, LP | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Dec 2024 |
71 | Midland Res. Oper. Co., Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 1998 |
72 | Miresco, Inc. | Houston, TX 77060 | Oil & Gas Operator | Jan 1995 |
73 | Mission River Systems, Inc. | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Dec 2024 |
74 | Mitchell Energy Company L.P. | Spring, TX 77387 | Oil & Gas Operator | Mar 2008 |
75 | Mitchell Energy Corp | Houston, TX 77002 | Oil & Gas Operator | Aug 2013 |
76 | Mogul Energy International, Inc. | Houston, TX 77042 | Oil & Gas Operator | Oct 2017 |
77 | Mortimer Exploration Company | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2003 |
78 | Neumin Production Company | Point Comfort, TX 77978 | Oil & Gas Operator | Dec 2024 |
79 | North Central Oil Corp. | Houston, TX 77252 | Oil & Gas Operator | Dec 2005 |
80 | NRG Assets Management, LLC | Houston, TX 77057 | Oil & Gas Operator | Nov 2016 |
81 | Omega Energy Corp. | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
82 | Omega Energy, LLC | Corpus Chrsti, TX 78418 | Oil & Gas Operator | Dec 2024 |
83 | Owl Creek Production Co., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2006 |
84 | Payne, B.R. Oil & Gas, Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Feb 2006 |
85 | Pearl, Bill H. Productions, Inc. | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Dec 2024 |
86 | Pedeco, Inc. | Casper, WY 82601 | Oil & Gas Operator | Mar 2008 |
87 | Pennzenergy Exp. & Prod., L.L.C. | Houston, TX 77210 | Oil & Gas Operator | Mar 2000 |
88 | Pennzoil Exploration & Production Co. | Carthage, TX 75633 | Oil & Gas Operator | Mar 2008 |
89 | Petro-Guard Company, Inc. | Houston, TX 77057 | Oil & Gas Operator | Nov 2014 |
90 | Petro-Guard Production,L.L.C. | Houston, TX 77063 | Oil & Gas Operator | Jun 2024 |
91 | Petro-Hunt Corporation | Dallas, TX 75201 | Oil & Gas Operator | Jun 2003 |
92 | Petro-Hunt, L.L.C. | Dallas, TX 75201 | Oil & Gas Operator | Dec 2024 |
93 | Petroleum Management, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Dec 2024 |
94 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
95 | Pi Energy, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Dec 2024 |
96 | Pintex Operating Inc. | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Feb 2005 |
97 | Placer Oil Co. | Sugar Land, TX 77479 | Oil & Gas Operator | Apr 2008 |
98 | Pogo Producing Company LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2024 |
99 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
100 | Richman Petroleum Corp. | Grapevine, TX 76051 | Oil & Gas Operator | Jul 2006 |