1 | A & P Oil & Gas | Leona, TX 75850 | Oil Operator | Dec 2024 |
2 | Ac Exploration, LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2024 |
3 | Activa Resources, LLC | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2024 |
4 | Allar Co., The | Graham, TX 76450 | Oil & Gas Operator | Dec 2004 |
5 | Alltex Exploration, Inc. | Houston, TX 77056 | Oil & Gas Operator | Dec 2024 |
6 | Alpar Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Jul 2011 |
7 | American Energy Texas Inc | Mineral Wells, TX 76067 | Oil Operator | Dec 2024 |
8 | Anadarko E&P Company LP | Houston, TX 77251 | Oil & Gas Operator | Aug 2014 |
9 | Antelope Resources Inc | Billings, MT 59101 | Oil & Gas Operator | May 2017 |
10 | Apache Corporation | Houston, TX 77042 | Oil & Gas Operator | Dec 2024 |
11 | Arbol Resources, Inc. | Houston, TX 77079 | Oil & Gas Operator | Dec 2024 |
12 | Arrow Exploration Company | Plano, TX 75075 | Oil & Gas Operator | Dec 2004 |
13 | Atasca Resources Inc | Houston, TX 77219 | Oil & Gas Operator | Dec 2024 |
14 | Austral Oil Company Incorporated | Sulphur, LA 70663 | Oil & Gas Operator | Mar 2008 |
15 | B.W.O.C., Inc. | Plano, TX 75026 | Oil & Gas Operator | Dec 2024 |
16 | Ballard Exploration Company,Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
17 | Barnes Oil & Gas LLC | Nashville, TN 37221 | Oil & Gas Operator | Jun 2017 |
18 | Barrow-Shaver Resources Co. | Tyler, TX 75703 | Oil & Gas Operator | Dec 2024 |
19 | BC Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
20 | Bellwether Exploration Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
21 | Bluestone Natural Resources, LLC | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2015 |
22 | Brighton Energy LLC | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
23 | Britnic Oil & Gas, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Dec 2024 |
24 | Brooks Petroleum Company | Tyler, TX 75703 | Oil & Gas Operator | Dec 2024 |
25 | Brown J K Inc | Denver, CO 80202 | Oil & Gas Operator | Jan 2003 |
26 | Buffalo Xxii Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2024 |
27 | Buffco Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Dec 2024 |
28 | Burk Royalty Co., LTD. | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2024 |
29 | Buttes Resources Company | Houston, TX 77056 | Oil & Gas Operator | May 2007 |
30 | BVX Operating, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Dec 2024 |
31 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Sep 2024 |
32 | Cago, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Dec 2024 |
33 | Cameron Exploration, Inc. | Longview, TX 75604 | Oil & Gas Operator | Dec 2024 |
34 | Cameron, Paul E., Jr., Inc. | Montgomery, TX 77356 | Oil & Gas Operator | May 2015 |
35 | Carter-Langham, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Dec 2024 |
36 | Cei Operating LLC | Katy, TX 77449 | Oil & Gas Operator | Dec 2024 |
37 | CH4 Energy II LLC | Fort Worth, TX 76109 | Oil & Gas Operator | Apr 2018 |
38 | Challenge Operating Inc | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
39 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2024 |
40 | Cheyenne Minerals, Inc. | Houston, TX 77030 | Oil & Gas Operator | Jun 2001 |
41 | Christico Petroleum Company | San Antonio, TX 78216 | Oil & Gas Operator | Dec 2024 |
42 | Cimarex Energy Co. Of Colorado | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
43 | Cliffwood Production Co. | Houston, TX 77090 | Oil & Gas Operator | Aug 2013 |
44 | CML Exploration, LLC | Austin, TX 78746 | Oil & Gas Operator | Dec 2024 |
45 | Coal Creek Energy, LLC | Overland Park, KS 66221 | Oil Operator | Dec 2019 |
46 | Cobalt Energy LLC | Wichita, KS 67202 | Oil & Gas Operator | Aug 2024 |
47 | Comet Oil & Gas, Inc. | Conroe, TX 77305 | Oil & Gas Operator | Dec 2024 |
48 | Comet Production | Conroe, TX 77305 | Oil Operator | Dec 2024 |
49 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
50 | Contango Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
51 | Contango Resources, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 2024 |
52 | Cordillera Energy PRTNRS III,LLC | Houston, TX 77056 | Oil & Gas Operator | Apr 2012 |
53 | Coronado Energy E&P Company, LLC | Houston, TX 77252 | Oil & Gas Operator | Dec 2010 |
54 | Cory, Kenneth W. | Bellaire, TX 77401 | Oil & Gas Operator | Mar 2012 |
55 | Cory, Kenneth W. LTD. | Bellaire, TX 77401 | Oil & Gas Operator | Dec 2024 |
56 | Crawford Energy Operating Co | Houston, TX 77056 | Oil & Gas Operator | Aug 2008 |
57 | CRD Operating, LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Feb 2021 |
58 | Crimson Exploration Inc. | Houston, TX 77060 | Oil & Gas Operator | Apr 2006 |
59 | Crimson Exploration Oper., Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
60 | Crownquest Operating, LLC | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
61 | Cypress Partners, Inc. | Houston, TX 77068 | Oil & Gas Operator | May 1999 |
62 | Dallas Production, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Mar 2021 |
63 | Daniel Mineral Development, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Mar 2010 |
64 | Decker Operating Co., L.L.C. | Houston, TX 77008 | Oil & Gas Operator | Dec 2024 |
65 | Deguello Operating LLC | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2024 |
66 | Devon Energy Operating Co., L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2009 |
67 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2024 |
68 | Devon Louisiana Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2019 |
69 | Diasu Oil & Gas Co., Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
70 | Dominion Minerals Corporation | Houston, TX 77014 | Oil & Gas Operator | Nov 2009 |
71 | Douglas Petroleum Inc. | Spring, TX 77379 | Oil & Gas Operator | Nov 2010 |
72 | Dynamic Petroleum Res., Inc. | Houston, TX 77068 | Oil & Gas Operator | Jul 1994 |
73 | E2 Operating LLC | Tulsa, OK 74114 | Oil & Gas Operator | Dec 2024 |
74 | Edisto Resources Corp | Houston, TX 77057 | Oil & Gas Operator | Oct 1999 |
75 | Edwards Petroleum Company | Houston, TX 77092 | Oil & Gas Operator | Aug 2003 |
76 | Ellsworth, H. P. O&G Properties | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Dec 2024 |
77 | Emerald Operating Company | Plano, TX 75075 | Oil & Gas Operator | Oct 2024 |
78 | Empire Texas Operating LLC | Tulsa, OK 74114 | Oil & Gas Operator | Dec 2024 |
79 | Encana Oil & Gas (USA) Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2020 |
80 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
81 | Endeavor Natural Gas, LP | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
82 | Enercorp Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 1993 |
83 | Energy & Expl. PRTNRS Oper., LP | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2016 |
84 | Energy Transfer Crude Marketing LLC | Houston, TX 77002 | Oil Operator | Sep 2024 |
85 | Enerquest Oil & Gas LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Sep 2024 |
86 | Enerquest Operating, LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Dec 2024 |
87 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
88 | Engroup Resources, L.P. | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
89 | Enterprise Crude Oil LLC | Oklahoma City, OK 73102 | Oil Operator | Aug 2011 |
90 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
91 | Estate Oil & Gas Corp. | Dallas, TX 75206 | Oil & Gas Operator | Oct 2011 |
92 | Etc Texas Pipeline, LTD. | San Antonio, TX 78258 | Oil Operator | Sep 2023 |
93 | Etoco Incorporated | Houston, TX 77002 | Oil & Gas Operator | May 2005 |
94 | Etx Energy, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Oct 2022 |
95 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2024 |
96 | Exxon Mobil Corporation | Spring, TX 77389 | Oil & Gas Operator | Dec 2024 |
97 | Fairways Exploration & Production, LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2024 |
98 | Famcor Oil, Inc. | Scottsdale, AZ 85260 | Oil & Gas Operator | Sep 2020 |
99 | Faulconer Energy, LLC | Tyler, TX 75711 | Oil & Gas Operator | Dec 2024 |
100 | Faulconer Vernon E Inc | Tyler, TX 75711 | Oil & Gas Operator | Oct 2024 |