1 | Acadian Gas Pipeline System | | Oil Operator | Jul 2024 |
2 | Alpine Expl. Companies, Inc. | | Oil & Gas Operator | Jan 2024 |
3 | Amax Oil & Gas Inc | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2014 |
4 | Ambrit Energy Corporation | Garland, TX 75044 | Oil & Gas Operator | Jun 2003 |
5 | American Trading | | Oil & Gas Operator | Dec 1995 |
6 | American Trading & Prod Corp | Houston, TX 77040-6471 | Oil & Gas Operator | Nov 2014 |
7 | American Trading Et Al | | Oil & Gas Operator | May 1979 |
8 | Amoco Prod Co-Banner Pet LTD | | Oil & Gas Operator | Mar 1981 |
9 | Amoco Production Co. | Houston, TX 77253 | Oil & Gas Operator | Jun 2015 |
10 | Ampolex (Texas), Inc. | | Oil & Gas Operator | May 1993 |
11 | Anadarko E&P Company LP | Houston, TX 77251 | Oil & Gas Operator | Aug 2014 |
12 | Anadarko E&P Onshore LLC | Houston, TX 77046 | Oil & Gas Operator | Dec 2024 |
13 | Apache Corporation | Houston, TX 77042 | Oil & Gas Operator | Dec 2024 |
14 | Apd Company | | Oil & Gas Operator | Apr 1987 |
15 | Aquila Energy Resources Corp. | Houston, TX 77042 | Oil & Gas Operator | Nov 2013 |
16 | Aroc (Texas) Inc | Houston, TX 77090 | Oil & Gas Operator | Dec 2014 |
17 | B & S Oil Company | Kermit, TX 79745 | Oil & Gas Operator | Oct 2024 |
18 | B K L Incorporated | Morton, TX 79346 | Oil & Gas Operator | Jun 2002 |
19 | Baruch-Foster Corporation | Oklahoma City, OK 73126-6770 | Oil & Gas Operator | Feb 2001 |
20 | Bellwether Exploration Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
21 | Bob Bertolet | | Oil & Gas Operator | Dec 2001 |
22 | Boca Production Inc | | Oil & Gas Operator | Jun 2002 |
23 | Borden, Inc. | Columbus, OH 43215 | Oil & Gas Operator | Mar 1990 |
24 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Oct 2024 |
25 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
26 | Brooklyn Union Expl. Co., Inc. | | Oil & Gas Operator | Jul 1994 |
27 | Bta Oil Producers | Midland, TX 79701 | Oil & Gas Operator | Sep 2009 |
28 | C & K Petroleum Inc | Denver, CO 80202 | Oil & Gas Operator | Apr 1984 |
29 | Cajun Minerals, Inc. | | Oil & Gas Operator | Mar 1997 |
30 | California Time Petroleum, Inc | | Oil Operator | Mar 1986 |
31 | Carrollton Resources Corp. | | Oil & Gas Operator | Sep 2000 |
32 | Castle Exploration Company Inc | Blue Bell, PA 19422 | Oil & Gas Operator | May 2018 |
33 | Castlerock Oil Company, Inc. | Addison, TX 75001 | Oil & Gas Operator | Feb 2006 |
34 | Chaparral Energy, Inc. | Oklahoma City, OK 73114 | Oil & Gas Operator | Dec 2009 |
35 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Dec 2024 |
36 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2024 |
37 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
38 | Cities Service Company | | Oil & Gas Operator | Mar 1983 |
39 | Cities Service Oil & Gas Corp | | Oil & Gas Operator | Mar 1988 |
40 | Cities Service Oil Co. | | Oil & Gas Operator | Dec 1986 |
41 | Clayton W. Williams, Jr. | | Oil & Gas Operator | Sep 1986 |
42 | Clayton W. Williams, Jr., Inc. | | Oil & Gas Operator | May 1993 |
43 | Clayton Williams Energy, Inc. | Houston, TX 77070 | Oil & Gas Operator | Apr 2017 |
44 | Coastal Oil & Gas Corporation | Houston, TX 77252 | Oil & Gas Operator | Dec 2009 |
45 | Coastal Plains Exploration, LLC | Port Lavaca, TX 77979 | Oil & Gas Operator | Dec 2024 |
46 | Coastal States Gas Prod. Co. | | Oil & Gas Operator | Jun 1996 |
47 | Cody Energy, Inc. | Houston, TX 77077 | Oil & Gas Operator | Oct 2024 |
48 | Creek Operating Company, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Sep 1998 |
49 | Crosstex Lig, LLC | | Oil Operator | Mar 2014 |
50 | Cypress Gas Pipeline Company | | Oil Operator | Dec 1998 |
51 | Cypress Gas Pipeline, LLC | | Oil Operator | Sep 2019 |
52 | Cypress Operating, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2024 |
53 | D. B. McClinton | | Oil & Gas Operator | Jun 1992 |
54 | Dalco Petroleum, Inc | | Oil & Gas Operator | Jan 2006 |
55 | Davis Asset Management, Inc. | Houston, TX 77010 | Oil & Gas Operator | Dec 2004 |
56 | Daylight Petroleum LLC | Houston, TX 77052 | Oil & Gas Operator | Dec 2024 |
57 | Deblin Oil & Gas, Inc | | Oil & Gas Operator | Aug 1995 |
58 | Delta Petroleum Corp Of Co | | Oil & Gas Operator | Oct 2010 |
59 | Dew Oil And Gas Co.,Inc. | | Oil & Gas Operator | Dec 1989 |
60 | Dynamic Exploration, Inc. | | Oil & Gas Operator | Oct 2003 |
61 | Edgewater Oil Co. Inc. | | Oil & Gas Operator | Jul 1995 |
62 | El Paso Exploration Company | | Oil & Gas Operator | Jul 1985 |
63 | Elmwood Operating LLC | | Oil & Gas Operator | May 2024 |
64 | Energy Corp. Of America, Inc. | | Oil & Gas Operator | Aug 1998 |
65 | Energy Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2024 |
66 | Energy Self-Service Oils, Inc. | | Oil & Gas Operator | Apr 2009 |
67 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
68 | Enlink Lig, LLC | | Oil Operator | Jul 2024 |
69 | Extex Operating Company | Houston, TX 77057 | Oil & Gas Operator | Dec 2024 |
70 | F W Rabalais, Inc. | | Oil & Gas Operator | Dec 2014 |
71 | Far West Development, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2024 |
72 | Firstrike Energy Corporation | Cleburne, TX 76033 | Oil & Gas Operator | Jun 2024 |
73 | Five-Jab, Inc. | Tomball, TX 77377 | Oil & Gas Operator | Dec 2024 |
74 | Fordoche Operating Company, LLC | | Oil & Gas Operator | Jun 2024 |
75 | Gas Gathering Corp. | | Oil Operator | Oct 1997 |
76 | Gas Producing Enterprises Inc. | | Oil & Gas Operator | Oct 1985 |
77 | Gas Rock Corporation | | Oil Operator | Mar 1983 |
78 | Gde Investments La, L.L.C. | | Oil & Gas Operator | Jun 2024 |
79 | Graham Exploration, LTD. | | Oil & Gas Operator | Oct 1993 |
80 | Graham Royalty LTD | Covington, LA 70434 | Oil & Gas Operator | Jul 2007 |
81 | Great Yellowstone Corp. | | Oil & Gas Operator | Apr 1993 |
82 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |
83 | Gulf Oil Corp. | Denver, CO 80201-0599 | Oil & Gas Operator | Dec 2014 |
84 | Hadson Energy Resources Corp. | Houston, TX 77056 | Oil & Gas Operator | Dec 1994 |
85 | Hadson Petroleum (USA), Inc. | | Oil & Gas Operator | Dec 1992 |
86 | Harcor Exploration Inc. | | Oil Operator | Aug 1989 |
87 | Henderson Oil & Gas | | Oil Operator | Sep 1990 |
88 | HGH Energy, Inc. | | Oil & Gas Operator | Jun 2001 |
89 | Hilcorp Energy Company | Houston, TX 77208 | Oil & Gas Operator | Dec 2024 |
90 | HK Energy Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | May 2023 |
91 | Hurley Petroleum Corporation | Baton Rouge, LA 70821 | Oil & Gas Operator | Feb 2000 |
92 | Imc Exploration Co. | | Oil & Gas Operator | Oct 1986 |
93 | Indian Exploration, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Dec 2024 |
94 | Inexco Oil Company | Houston, TX 77210 | Oil & Gas Operator | Mar 2013 |
95 | JFD,Inc | Houston, TX 77041-6914 | Oil & Gas Operator | Feb 2000 |
96 | Jordan Oil Company, Inc. | Lake Charles, LA 70602 | Oil & Gas Operator | Dec 2019 |
97 | Kaneb Operg Co. LTD. PTN. | | Oil & Gas Operator | Aug 1988 |
98 | Karbuhn Oil Company | Tomball, TX 77375 | Oil & Gas Operator | Dec 2024 |
99 | Kash Oil And Gas, Inc | | Oil & Gas Operator | Oct 2020 |
100 | Kepco Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Sep 2024 |