1 | Apollo Operating LLC | | Oil & Gas Operator | Sep 2013 |
2 | Bayswater Exploration & Production LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2024 |
3 | Blackrock Energy Corp | | Oil Operator | Oct 2024 |
4 | Consolidated Resources Inc | | Oil & Gas Operator | May 2004 |
5 | DJ Resources Inc | Bowie, TX 76230 | Oil & Gas Operator | Nov 2017 |
6 | Edge Energy II LLC | Golden, CO 80401 | Oil & Gas Operator | Oct 2024 |
7 | Exco Resources Inc | Dallas, TX 75251 | Oil & Gas Operator | Sep 2024 |
8 | Extraction Oil & Gas LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2024 |
9 | Kerr-McGee Oil & Gas Onshore LP | Houston, TX 77046 | Oil & Gas Operator | Dec 2024 |
10 | Magpie Operating, Inc | | Oil & Gas Operator | Sep 2024 |
11 | Marathon Oil Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2024 |
12 | McWhinney Holding Company LLLP | | Oil & Gas Operator | Mar 2021 |
13 | Monahan* Rex Family Trust | | Oil & Gas Operator | Sep 2010 |
14 | Nielson & Associates Inc | Cody, WY 82414 | Oil & Gas Operator | Feb 2016 |
15 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
16 | PDC Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Sep 2024 |
17 | Peterson Energy Operating Inc | Loveland, CO 80537 | Oil & Gas Operator | Oct 2024 |
18 | Petro-Canada Resources (USA) Inc | Denver, CO 80202-472 | Oil & Gas Operator | Feb 2010 |
19 | Prospect Energy LLC | | Oil & Gas Operator | Jan 2024 |
20 | Ranchers Exploration Partners LLC | | Oil & Gas Operator | Jan 2015 |
21 | Richardson Operating Company | Denver, CO 80237 | Oil & Gas Operator | Sep 2024 |
22 | Shepler & Thomas, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Aug 2024 |
23 | Skaer Properties LTD Partnership | | Oil & Gas Operator | Jun 2013 |
24 | Smith Oil Properties Inc | | Oil & Gas Operator | Nov 2022 |
25 | Southwestern Production Corporation | Lakewood, CO 80228 | Oil & Gas Operator | Oct 2024 |
26 | Sunburst, Inc. | Wheat Ridge, CO 80033 | Oil & Gas Operator | Aug 2024 |
27 | Synergy Resources Corporation | | Oil & Gas Operator | Oct 2022 |
28 | Tamco Drilling Inc | | Oil & Gas Operator | Apr 2003 |
29 | Timka Resources LTD | | Oil & Gas Operator | Oct 2024 |
30 | Tom Fenno Production LLC | | Oil Operator | Nov 2019 |
31 | Unioil | Denver, CO 80203 | Oil & Gas Operator | Jun 2012 |
32 | Wellington Operating Company | | Oil & Gas Operator | Oct 2024 |
33 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |