1 | 3tec Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
2 | 5R Oil Company | Tyler, TX 75703 | Oil & Gas Operator | Apr 2024 |
3 | 801 LLC | Artesia, NM 88211 | Oil & Gas Operator | Oct 2023 |
4 | Ac Exploration, LLC | Houston, TX 77024 | Oil & Gas Operator | Apr 2024 |
5 | Aethon Energy Operating LLC | Dallas, TX 75251 | Oil & Gas Operator | Apr 2024 |
6 | Altair Energy Corp. | Tyler, TX 75702 | Oil & Gas Operator | Jun 1994 |
7 | Amax Oil & Gas Inc | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2014 |
8 | Amerada Hess Corporation | Houston, TX 77252 | Oil & Gas Operator | Aug 2013 |
9 | Amity Oil Co., Inc. | Dallas, TX 75206 | Oil & Gas Operator | Aug 1977 |
10 | Amoco Production Co. | Houston, TX 77253 | Oil & Gas Operator | Jun 2015 |
11 | Amplify Energy Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
12 | Anadarko E&P Company LP | Houston, TX 77251 | Oil & Gas Operator | Aug 2014 |
13 | Anadarko E&P Onshore LLC | Houston, TX 77046 | Oil & Gas Operator | Apr 2024 |
14 | Anadarko Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Jan 2024 |
15 | Andrew Alan Exploration, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2017 |
16 | Apache Corporation | Houston, TX 77056 | Oil & Gas Operator | Apr 2024 |
17 | Apex Royalties, Inc. | Midland, TX 79702 | Oil & Gas Operator | May 1997 |
18 | Arcadia Expl. & Prod. Company | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2011 |
19 | Arco Oil & Gas Company | Plano, TX 75086 | Oil & Gas Operator | Mar 2006 |
20 | Arena Resources LLC | Longview, TX 75608 | Oil & Gas Operator | Jan 2024 |
21 | Ark-La-Tex Energy, L.L.C. | Shreveport, LA 71101 | Oil & Gas Operator | Apr 2024 |
22 | Arkla Exploration Co. | Shreveport, LA 71151 | Oil & Gas Operator | Jan 1993 |
23 | Arlen Corporation | Houston, TX 77077 | Oil & Gas Operator | Mar 2008 |
24 | Armor Resources LLC | Longview, TX 75604 | Oil & Gas Operator | Apr 2024 |
25 | Arrowhead Energy Exp., LLC | Baton Rouge, LA 70816 | Oil & Gas Operator | Nov 2006 |
26 | Arrowhead Enterprises, Inc. | Baton Rouge, LA 70816 | Oil & Gas Operator | Apr 2001 |
27 | Asher Resources | Boerne, TX 78006 | Oil & Gas Operator | May 2015 |
28 | Atinum Operating, Inc. | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
29 | Atlantis Oil Company, Inc. | Tyler, TX 75701 | Oil & Gas Operator | Apr 2024 |
30 | Atropos Exploration Company | Dallas, TX 75225 | Oil & Gas Operator | Apr 2024 |
31 | Austex Energy, Inc. | Granbury, TX 76048 | Oil & Gas Operator | Apr 1993 |
32 | Austral Oil Company Incorporated | Sulphur, LA 70663 | Oil & Gas Operator | Mar 2008 |
33 | Bachtell Oil & Gas, LTD. | Longview, TX 75605 | Oil & Gas Operator | Apr 2024 |
34 | Bachtell, Charles Ray | Longview, TX 75605 | Oil & Gas Operator | Feb 2004 |
35 | Banner Oil & Gas LLC | Oklahoma City, OK 73159 | Oil & Gas Operator | Jan 2024 |
36 | Barrow-Shaver Resources Co. | Tyler, TX 75703 | Oil & Gas Operator | Apr 2024 |
37 | Basa Resources Inc | Dallas, TX 75254 | Oil & Gas Operator | Apr 2024 |
38 | Basic Energy Services, L.P. | Fort Worth, TX 76102 | Oil Operator | Apr 2024 |
39 | Bass Enterprises Production Co | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2006 |
40 | Beckville Disp Operations, LLC | Henderson, TX 75652 | Oil Operator | Apr 2024 |
41 | Benco Energy Inc | Tionesta, PA 16353-5851 | Oil & Gas Operator | Dec 2002 |
42 | Big Run Production Company | Tyler, TX 75701 | Oil & Gas Operator | Apr 2024 |
43 | Bigfoot Energy Services LLC | Carthage, TX 75633 | Oil & Gas Operator | Apr 2024 |
44 | Bison Energy Partners, Inc. | Houston, TX 77060 | Oil & Gas Operator | Sep 2001 |
45 | Bison Energy Partners, LTD. | Houston, TX 77060 | Oil & Gas Operator | Apr 2002 |
46 | Black Gold Energy LLC | Monroe, LA 71207 | Oil Operator | Aug 2023 |
47 | Black Horse Resources, LLC | Oklahoma City, OK 73112 | Oil & Gas Operator | Oct 2023 |
48 | Block "T" Petroleum, Inc. | Tyler, TX 75710 | Oil & Gas Operator | Apr 2024 |
49 | Blue Dome Operating, LLC | Tulsa, OK 74103 | Gas Operator | Apr 2024 |
50 | Bowerman Energy Company | Arlington, TX 76004 | Oil & Gas Operator | Dec 2006 |
51 | Bowles Energy, Inc. | Longview, TX 75601 | Oil & Gas Operator | Apr 2024 |
52 | Bowles Properties, Inc. | Longview, TX 75606 | Oil & Gas Operator | Dec 1998 |
53 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
54 | BP Prod. Corp. | Richardson, TX 75083 | Oil & Gas Operator | Apr 2024 |
55 | BP Products North America Inc | Houston, TX 77094 | Gas Operator | Jan 2017 |
56 | BPX Operating Company | Denver, CO 80202 | Oil & Gas Operator | Apr 2024 |
57 | Bracken Production Company | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
58 | Brammer Engineering, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Apr 2024 |
59 | Brammer Petroleum, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Apr 2024 |
60 | Brammer-Keystone Energy, L.L.C. | Shreveport, LA 71101 | Oil & Gas Operator | Mar 2000 |
61 | Brandon Energy, Inc. | Bullard, TX 75757 | Oil & Gas Operator | Nov 2007 |
62 | Brangus Energy LLC | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2024 |
63 | Breitburn Operating, LP | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
64 | BRG Petroleum, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Dec 2023 |
65 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
66 | Brock Oil & Gas Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2019 |
67 | Brookston Energy, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Apr 2024 |
68 | Brothers Production Company Inc. | Midland, TX 79708 | Oil & Gas Operator | Apr 2024 |
69 | Brothers Resources, Inc. | Marshall, TX 75671 | Oil & Gas Operator | Jan 2004 |
70 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
71 | Brown Tom Inc | Dallas, TX 75240 | Oil & Gas Operator | Mar 2015 |
72 | Buffco Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Apr 2024 |
73 | Burk Royalty Co., LTD. | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2024 |
74 | Burk Royalty Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2002 |
75 | Burlington Resources Oil And Gas Co. | Houston, TX 77210 | Oil & Gas Operator | Mar 2023 |
76 | Byng Energy Group Inc | Enid, OK 73703 | Oil & Gas Operator | Apr 2024 |
77 | C E L Inc | Bartlesville, OK 74006 | Oil & Gas Operator | Jan 2020 |
78 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Dec 2023 |
79 | Calpine Natural Gas Company | Houston, TX 77002 | Oil & Gas Operator | Apr 2002 |
80 | Calpine Natural Gas Company L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
81 | Calpine Natural Gas L.P. | Houston, TX 77002 | Oil & Gas Operator | Jan 2006 |
82 | Cameron Exploration, Inc. | Longview, TX 75604 | Oil & Gas Operator | Apr 2024 |
83 | Camterra Resources, Inc. | Marshall, TX 75671 | Oil & Gas Operator | Apr 2024 |
84 | Carter Resources | Kilgore, TX 75663 | Oil & Gas Operator | Jan 2005 |
85 | Castle Exploration Company Inc | Blue Bell, PA 19422 | Oil & Gas Operator | May 2018 |
86 | Cavalry Resources LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2010 |
87 | Cci East Texas Upstream LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2021 |
88 | Chalker Energy Management II,LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2008 |
89 | Chalker Energy Management,LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2006 |
90 | Channel Production Company | Marshall, TX 75670 | Oil & Gas Operator | Apr 2024 |
91 | Chaparral (USA) Energy, Inc. | Oklahoma City, OK 73114 | Oil & Gas Operator | Sep 2002 |
92 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Apr 2024 |
93 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2023 |
94 | Chesapeake Operating, LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Apr 2024 |
95 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
96 | Chinn Exploration Company | Longview, TX 75605 | Oil & Gas Operator | Nov 2015 |
97 | Chisos, LTD | Houston, TX 77098 | Oil & Gas Operator | Apr 2024 |
98 | Cinron Energy, LLC | Arp, TX 75750 | Oil & Gas Operator | Apr 2024 |
99 | CL&F Operating LLC | Spring, TX 77389 | Oil & Gas Operator | Dec 2022 |
100 | Classic Energy Incorporated | Tyler, TX 75701 | Oil & Gas Operator | Jul 2005 |