1 | Cal-Tex Fossil, L.L.C. | Graham, TX 76450 | Oil & Gas Operator | May 2020 |
2 | Calto Operating Company, Inc. | Dallas, TX 75225 | Oil & Gas Operator | May 2004 |
3 | Canan Operating, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Mar 2025 |
4 | Canyon Operating LLC | Dallas, TX 75225 | Oil & Gas Operator | Mar 2025 |
5 | Caribbean Energy, L.L.C. | Cotulla, TX 78014 | Oil & Gas Operator | Nov 2019 |
6 | Carlson Petroleum Company | Houston, TX 77010 | Oil & Gas Operator | Mar 2015 |
7 | Carrizo Oil & Gas, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2025 |
8 | Carter Energy Corporation | Duncanville, TX 75138 | Oil & Gas Operator | Sep 2010 |
9 | Cary Oil & Gas, Inc | Decatur, TX 76234 | Oil & Gas Operator | Mar 2025 |
10 | Case Resources, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
11 | Castle Exploration Company Inc | Blue Bell, PA 19422 | Oil & Gas Operator | May 2018 |
12 | Caswell Bros. Oil Co. | Bowie, TX 76230 | Oil & Gas Operator | Mar 2025 |
13 | CD Consulting & Operating Co. | Bridgeport, TX 76426 | Oil & Gas Operator | Mar 2025 |
14 | Century Petroleum, Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Mar 2025 |
15 | Chance Oil Co., Inc. | Vernon, TX 76385 | Oil & Gas Operator | Nov 2024 |
16 | Chanze Oil Co., Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2025 |
17 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Mar 2025 |
18 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Mar 2025 |
19 | Chico Production Corp. | Bowie, TX 76230 | Oil & Gas Operator | Mar 2025 |
20 | Chief Oil & Gas LLC | Dallas, TX 75225 | Oil & Gas Operator | Feb 2022 |
21 | Chiodo Corp. | San Antonio, TX 78232 | Oil & Gas Operator | Mar 2025 |
22 | Cholla Petroleum Inc | Dallas, TX 75225 | Oil & Gas Operator | Mar 2025 |
23 | Circle Ridge Production, Inc. | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
24 | Circle-S Energy, LLC | McKinney, TX 75071 | Oil & Gas Operator | Mar 2025 |
25 | Citrus Energy Corporation | Castle Rock, CO 80104 | Oil & Gas Operator | Mar 2020 |
26 | Clearfork Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 2011 |
27 | Clearfork Production, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2018 |
28 | Co Energy | Benbrook, TX 76126 | Oil & Gas Operator | Mar 2025 |
29 | Cobra Oil & Gas Corporation | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2025 |
30 | Colo Exploration Company, Inc. | Benbrook, TX 76126 | Oil & Gas Operator | Mar 2025 |
31 | Concord Energy LLC | Denver, CO 80202 | Oil & Gas Operator | Jan 2021 |
32 | ConocoPhillips Company | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
33 | Continental Export Corporation | Bowie, TX 76230 | Oil & Gas Operator | Sep 2013 |
34 | Cooke & Montague Oper. Co., Inc. | Flower Mound, TX 75028 | Oil & Gas Operator | Mar 2025 |
35 | Corda Corporation | Wichita Falls, TX 76302 | Oil & Gas Operator | Mar 2025 |
36 | Coreterra Operating, LLC | Pampa, TX 79065 | Oil & Gas Operator | Mar 2025 |
37 | Corpening, Joe F. | Bowie, TX 76230 | Oil & Gas Operator | Oct 2013 |
38 | Cox Operating Co. | Wichita Falls, TX 76310 | Oil & Gas Operator | Jun 2000 |
39 | CP Energy LLC | Edmond, OK 73034 | Oil Operator | Dec 2024 |
40 | Creed Operating Co., LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Mar 2025 |
41 | Crest Operating Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2025 |
42 | Crockett Operating, LLC | Arlington, TX 76017 | Oil & Gas Operator | Mar 2025 |
43 | Crossbow Resources, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
44 | Crusader Energy Group Inc. | Austin, TX 78746 | Oil & Gas Operator | Mar 2015 |
45 | Crusader Energy Group, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Mar 2015 |
46 | Cso Consulting | Bridgeport, TX 76426 | Oil & Gas Operator | Mar 2020 |
47 | Cuatro Petro Corp. | Richardson, TX 75080 | Oil & Gas Operator | Mar 2025 |
48 | Culebra Oil & Gas, LLC | Kerrville, TX 78028 | Oil & Gas Operator | Mar 2025 |
49 | Cumming Company, Inc. The | Fort Worth, TX 76116 | Oil & Gas Operator | Mar 2025 |
50 | Currie Cattle Co. | Big Spring, TX 79720 | Oil & Gas Operator | Sep 2007 |