1 | Aaron Oil Company | Shawnee, OK 74801-2321 | Oil Operator | Oct 2022 |
2 | Adobe Resources Corporation | Midland, TX 79701 | Oil & Gas Operator | Aug 2002 |
3 | Aguila Operating Company LLC | Edmond, OK 73013 | Oil & Gas Operator | Feb 2025 |
4 | Aleco Production Company | | Oil & Gas Operator | Nov 1997 |
5 | Alexander Energy Corporation | Dallas, TX 75206 | Oil & Gas Operator | Apr 2015 |
6 | Allen Oil & Gas LLC | Ardmore, OK 73401 | Oil Operator | Aug 2022 |
7 | Alpine Inc | Oklahoma City, OK 73134-2504 | Oil & Gas Operator | Feb 2024 |
8 | Altman Energy, Inc. | Tulsa, OK 74114 | Oil & Gas Operator | Apr 2025 |
9 | Alvarado 2014 LLC | Houston, TX 77027 | Oil & Gas Operator | Apr 2025 |
10 | Amax Oil & Gas Inc | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2014 |
11 | Amerac Energy Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2013 |
12 | American Energy Operations Inc | Houston, TX 77002 | Oil & Gas Operator | Nov 1992 |
13 | American Natural Energy Corp | Oklahoma City, OK 73114 | Oil & Gas Operator | Jan 2025 |
14 | Amerroyal Energy LLC | Shawnee, OK 74804-4163 | Oil & Gas Operator | Dec 2022 |
15 | An-Son Corporation | Oklahoma City, OK 73124 | Oil & Gas Operator | Jan 2006 |
16 | Anadarko Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Feb 2025 |
17 | Anchorage Oil & Gas Inc | Oklahoma City, OK 73128-1422 | Oil & Gas Operator | Oct 1999 |
18 | Anson Company | Oklahoma City, OK 73124 | Oil & Gas Operator | Apr 2018 |
19 | Antioch Operating LLC | Dallas, TX 75206 | Oil & Gas Operator | Feb 2025 |
20 | Apexco, Inc. | Sand Springs, OK 74063 | Oil & Gas Operator | Oct 2024 |
21 | Arbuckle Enterprises, Inc. | Edmond, OK 73083 | Oil & Gas Operator | Jan 2025 |
22 | Arcadia Oil Company | Edmond, OK 73013-9009 | Oil & Gas Operator | Oct 2015 |
23 | Archibald Oil & Gas Operating Inc | Ada, OK 74820 | Oil & Gas Operator | Feb 2025 |
24 | Aries Operating LP | Houston, TX 77042 | Oil & Gas Operator | Apr 2025 |
25 | Arkoma Operations LLC | Tulsa, OK 74114-3502 | Oil & Gas Operator | Jan 2025 |
26 | Armor Energy II LLC | Tulsa, OK 74145 | Oil & Gas Operator | Feb 2025 |
27 | Aroc (Texas) Inc | Houston, TX 77090 | Oil & Gas Operator | Dec 2014 |
28 | Arrow Energy, Incorporated | Houston, TX 77008 | Oil & Gas Operator | Jan 2025 |
29 | Arrow Oil & Gas, LLC | Norman, OK 73070 | Oil & Gas Operator | Apr 2025 |
30 | Arrow Operating Company | Dallas, TX 75231 | Oil & Gas Operator | Dec 2024 |
31 | Arrowhead Energy Inc | Edmond, OK 73013 | Oil & Gas Operator | Feb 2025 |
32 | Arvine Pipe & Supply Co Inc | Norman, OK 73069-8224 | Oil & Gas Operator | Jul 2015 |
33 | Aspen Operating Company LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Apr 2025 |
34 | Astro Energy Corporation | Edmond, OK 73083-3607 | Oil & Gas Operator | Sep 2014 |
35 | Atchley Resources, Inc. | Oklahoma City, OK 73134 | Oil & Gas Operator | Feb 2025 |
36 | Atlanko Oil & Gas Inc | Tulsa, OK 74135-7846 | Oil & Gas Operator | Jan 2025 |
37 | Atlantic Richfield Company | Plano, TX 75074 | Oil & Gas Operator | Dec 2016 |
38 | Avalon Exploration Inc | Tulsa, OK 74119-5401 | Oil & Gas Operator | Dec 2019 |
39 | Azure Energy LTD | Tulsa, OK 74135-7825 | Oil & Gas Operator | Feb 2025 |