1 | M & M Exploration, Inc. | Westminster, CO 80031 | Oil & Gas Operator | Sep 2024 |
2 | M E Klein & Associates LLC | Washington, OK 73093-4663 | Oil & Gas Operator | Oct 2024 |
3 | Mac Laskey Kelly Oilfield | El Dorado, KS 67042 | Oil & Gas Operator | Sep 2024 |
4 | Mack Energy Co. | Duncan, OK 73534 | Oil & Gas Operator | Oct 2024 |
5 | Mackellar Inc | Oklahoma City, OK 73116-7101 | Oil & Gas Operator | Oct 2024 |
6 | Maguire James Q Inc | Norman, OK 73070-1748 | Oil & Gas Operator | Jun 2011 |
7 | Malson Oil Company | Crawford, OK 73638 | Oil & Gas Operator | Dec 2016 |
8 | Manuel Corporation | Wichita, KS 67206 | Oil & Gas Operator | Oct 2024 |
9 | Marathon Oil Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2024 |
10 | Marjo Operating Company Inc | Tulsa, OK 741010729 | Oil & Gas Operator | Oct 2024 |
11 | Marjo Operating Mid-Continent LLC | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2024 |
12 | Marlin Oil Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Oct 2024 |
13 | Marshall Oil Corporation | Oklahoma City, OK 73154 | Oil & Gas Operator | Apr 2017 |
14 | Matador E & P Company Inc | | Oil & Gas Operator | May 2020 |
15 | Mathews & Casselman Oil Inc | Morris, OK 74445 | Oil & Gas Operator | Dec 2021 |
16 | Maverick Brothers Resources LLC | Enid, OK 73701 | Oil & Gas Operator | Aug 2024 |
17 | May Petroleum, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Nov 1998 |
18 | McCool John E | Youngsville, PA 16371 | Oil & Gas Operator | Sep 2024 |
19 | McNic Oil & Gas Midcontinent | Oklahoma City, OK 73154-0526 | Oil & Gas Operator | May 2024 |
20 | McOr Oil & Gas Corp | Houston, TX 77002 | Oil & Gas Operator | Oct 2013 |
21 | Medallion Petroleum, Inc. | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2015 |
22 | Medicine Bow Operating Company | Houston, TX 77002 | Oil & Gas Operator | Apr 2014 |
23 | Mep Operating LLC | Houston, TX 77056-2733 | Oil & Gas Operator | Oct 2024 |
24 | Mer Resources Inc | Edmond, OK 73013-7662 | Oil & Gas Operator | Mar 2015 |
25 | Mesa Operating LP | Irving, TX 75039-3746 | Oil & Gas Operator | Oct 2010 |
26 | Metropolitan Resources Corp | Tulsa, OK 74169-1734 | Oil & Gas Operator | Mar 2015 |
27 | Mewbourne Oil Company | Tyler, TX 75711 | Oil & Gas Operator | Dec 2024 |
28 | Mid Center Oil Company | | Oil & Gas Operator | Mar 2014 |
29 | Mid-Con Energy Operating, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Oct 2024 |
30 | Midland TMG Inc. | Midland, TX 79705 | Oil & Gas Operator | Apr 2017 |
31 | Midway Operating Company, L.L.C. | Woodward, OK 73802 | Oil & Gas Operator | Dec 2024 |
32 | Milagro Exploration, LLC | Houston, TX 77010 | Oil & Gas Operator | Aug 2018 |
33 | Miller Oil & Gas Co | Okmulgee, OK 74447 | Oil & Gas Operator | Oct 2017 |
34 | MJM Resources Inc | Norman, OK 73072 | Oil & Gas Operator | Sep 2024 |
35 | MLC Resources LLC | Kingfisher, OK 73750-0364 | Oil & Gas Operator | Sep 2024 |
36 | Monroe Natural Gas Inc | Norman, OK 73071 | Oil & Gas Operator | Oct 2024 |
37 | Monterey Production Company LLC | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2024 |
38 | Montgomery Exploration Co LTD | Dallas, TX 75204-2634 | Oil & Gas Operator | Oct 2024 |
39 | Mountain Front Pipeline Co Inc | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
40 | MT Energy LLC | Waskom, TX 75692 | Oil & Gas Operator | Dec 2024 |
41 | Mueller Thomas C | Fort Smith, AR 72913 | Gas Operator | Aug 2008 |
42 | Mustang Fuel Corp. Of Oklahoma | Oklahoma City, OK 73106 | Oil & Gas Operator | Nov 2016 |
43 | Mustang Fuel Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Oct 2024 |
44 | MW Petroleum Corporation | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |