1 | I C Gas Amcana Inc | Tulsa, OK 74103-3713 | Oil & Gas Operator | Apr 1996 |
2 | I D Oil Company Inc | Sperry, OK 74073-9417 | Oil Operator | Jan 2013 |
3 | I T Enterprises Inc | Tulsa, OK 74170-0775 | Oil & Gas Operator | Mar 2011 |
4 | I-Mac Petroleum Service Inc | Bixby, OK 74008-3778 | Oil & Gas Operator | Apr 2020 |
5 | Iacx Energy LLC | Dallas, TX 75240 | Oil & Gas Operator | Mar 2024 |
6 | Icon Energy Company | Oklahoma City, OK 73156-1613 | Oil & Gas Operator | Jan 2024 |
7 | Icor Oil & Gas Of Okla LTD | Claremore, OK 74018-2132 | Oil & Gas Operator | Mar 2015 |
8 | Igleheart Warren | Edmond, OK 73034-8964 | Oil & Gas Operator | Jun 2016 |
9 | Ike Energy LLC | | Oil & Gas Operator | Jan 2024 |
10 | Ikenberry Herman & Ikenberry | | Oil Operator | Jul 1999 |
11 | Illoma Oil Company Inc | Algonquin, IL 60102-1825 | Oil & Gas Operator | Mar 2015 |
12 | Imhoff David | Stroud, OK 74079-9725 | Oil & Gas Operator | Nov 2018 |
13 | Impact Energy Operating LLC | Oklahoma City, OK 73172 | Oil & Gas Operator | Feb 2024 |
14 | Imperial Petroleum, Inc. | Evansville, IN 47725 | Oil & Gas Operator | Jan 2005 |
15 | Inca Oil Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2009 |
16 | Inda Oil Unlimited | Dewey, OK 74029-2843 | Oil Operator | Dec 2023 |
17 | Indian Nation Energy Company | Wewoka, OK 74884-3456 | Oil & Gas Operator | Apr 2020 |
18 | Indian Oil Company | Gainesville, TX 76241 | Oil & Gas Operator | Apr 2024 |
19 | Indian Territory Operating LLC | | Oil & Gas Operator | Jan 2024 |
20 | Indian Wells Oil Co | Oklahoma City, OK 73116 | Oil & Gas Operator | Jan 2000 |
21 | Indianola Oil Inc | Bartlesville, OK 74005 | Oil & Gas Operator | Aug 2000 |
22 | Indrex Inc | Tulsa, OK 74133 | Oil & Gas Operator | Dec 2000 |
23 | Inexco Oil Company | Houston, TX 77210 | Oil & Gas Operator | Mar 2013 |
24 | Infinity Hydrocarbons LLC | Houston, TX 77079 | Oil & Gas Operator | Aug 2022 |
25 | Infinity Oil & Gas Inc | Nowata, OK 74048 | Oil Operator | Jun 1993 |
26 | Ingersol Rosinbaum Oil Inc | Boerne, TX 78006 | Oil & Gas Operator | Jan 2024 |
27 | Ingersoll Oil Inc | Hominy, OK 74035 | Oil & Gas Operator | Jun 2000 |
28 | Ingram Exploration Inc | Seminole, OK 74818-1626 | Oil & Gas Operator | Feb 2024 |
29 | Injection Well Service | Lone Grove, OK 73443-0156 | Oil Operator | Apr 2005 |
30 | Inland Oil Corporation | Sapulpa, OK 74067-0943 | Oil & Gas Operator | Jan 2024 |
31 | Inland Operating Company | | Oil & Gas Operator | Jan 2024 |
32 | Inman Oil LLC | Ruidoso, NM 88355 | Oil Operator | Feb 2024 |
33 | Integrated Energy Service Corp | Cleveland, OK 74020 | Oil & Gas Operator | Nov 1998 |
34 | Inter-States Oil & Gas Inc | Edmond, OK 73003-0023 | Oil & Gas Operator | Apr 2020 |
35 | Intergrated Drill & Expl Inc | Tulsa, OK 74136-1071 | Oil & Gas Operator | Sep 1994 |
36 | Intergy Production LLC | Edmond, OK 73083-0342 | Oil & Gas Operator | Feb 2024 |
37 | International Energy Company LLC | | Oil & Gas Operator | Jan 2024 |
38 | International Energy Corporation | Tulsa, OK 74136-3922 | Oil & Gas Operator | Dec 2018 |
39 | International Ventures, Inc. | Pogasa Springs, CO 81147 | Oil Operator | Jul 1996 |
40 | Internorth Inc | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2014 |
41 | Interstate Explorations LLC | Houston, TX 77010 | Oil & Gas Operator | Apr 2024 |
42 | Interstate Operating LLC | Tulsa, OK 74101-0535 | Oil & Gas Operator | Aug 2013 |
43 | Investment Equipment LLC | FT Morgan, CO 80701 | Oil & Gas Operator | Feb 2024 |
44 | Investment Operating Co | Stillwater, OK 74075-8572 | Oil Operator | Jan 2024 |
45 | Investors Resources Corp | Enid, OK 73702-1852 | Oil & Gas Operator | Feb 2024 |
46 | Invoil, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Apr 2024 |
47 | Iochem Corporation | Oklahoma City, OK 73118-7483 | Oil & Gas Operator | Feb 2024 |
48 | Ip Petroleum Company, Inc. | Houston, TX 77210 | Oil & Gas Operator | Mar 2008 |
49 | Irex Corporation | Englewood, CO 80111 | Oil & Gas Operator | May 2000 |
50 | Iron Hawk Energy Group Joint Venture | | Oil & Gas Operator | Jan 2024 |
51 | Iron Post Oil & Gas Co Inc | Bristow, OK 74010-4120 | Oil & Gas Operator | Feb 2024 |
52 | Iron Sights Operating Inc | Stillwater, OK 74076 | Oil & Gas Operator | Jul 2022 |
53 | Iron Star Energy LLC | | Oil & Gas Operator | Jan 2024 |
54 | Isaacs Fairy J | Konawa, OK 74849-0134 | Oil Operator | Sep 2020 |
55 | Isaacs-Chupco LLC | | Oil Operator | Mar 2023 |
56 | Itero Energy LLC | Verden, OK 73092 | Oil Operator | Dec 2011 |
57 | Itr Petroleum Inc | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |