1 | 1776 Energy Operators, LLC | Houston, TX 77070 | Oil & Gas Operator | Dec 2024 |
2 | 5H Oil Co., LLC | Dallas, TX 75225 | Oil & Gas Operator | Dec 2016 |
3 | Acorn Oil & Gas, Inc. | Orchard, TX 77464 | Oil Operator | Sep 2017 |
4 | Acorn Oil & Gas, LLC | Iraan, TX 79744 | Oil & Gas Operator | Dec 2024 |
5 | Activa Resources, LLC | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2024 |
6 | Ageron Energy, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2024 |
7 | Alamo Operating Company, L. C. | San Antonio, TX 78278 | Oil & Gas Operator | Aug 2023 |
8 | Alcor Energy, Inc. | San Antonio, TX 78239 | Oil & Gas Operator | Dec 2024 |
9 | Ambrit Energy Corporation | Garland, TX 75044 | Oil & Gas Operator | Jun 2003 |
10 | American Exploration Company | Houston, TX 77010 | Oil & Gas Operator | Jan 2000 |
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 | Anadarko Minerals Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Oct 2024 |
14 | Arrco Operating, LLC | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Dec 2024 |
15 | Arrowhead Enterprises, Inc. | Baton Rouge, LA 70816 | Oil & Gas Operator | Apr 2001 |
16 | Atlas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2024 |
17 | Austin Resources Corporation | Houston, TX 77027 | Oil & Gas Operator | Mar 2008 |
18 | Av-Tech Resources Corporation | Kerrville, TX 78028 | Oil & Gas Operator | Jul 2022 |
19 | Axis Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Dec 2024 |
20 | Ayers Oil Co. | Crystal City, TX 78839 | Oil & Gas Operator | Sep 1995 |
21 | Barnett Energy, Inc. | The Colony, TX 75056 | Oil & Gas Operator | Dec 2024 |
22 | Baxter, Kelly H. | Austin, TX 78767 | Oil & Gas Operator | Mar 2008 |
23 | Bay Rock Operating Company | San Antonio, TX 78212 | Oil & Gas Operator | Dec 2024 |
24 | Beachtex Oil Company, LLC | San Antonio, TX 78257 | Oil & Gas Operator | Dec 2024 |
25 | Bennett, R. C., Company | Midland, TX 79702 | Oil & Gas Operator | Dec 2019 |
26 | Berenergy Corporation | Denver, CO 80217 | Oil & Gas Operator | Nov 2024 |
27 | BHP Billiton Pet(Txla Op) Co | Denver, CO 80202 | Oil & Gas Operator | Jul 2019 |
28 | Blackbrush O & G, LLC | San Antonio, TX 78259 | Oil & Gas Operator | Dec 2024 |
29 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Dec 2024 |
30 | Blue Star Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2024 |
31 | Bogey Oil & Gas | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Sep 2003 |
32 | Bollinger Drilling Co. | Del Rio, TX 78840 | Oil Operator | Dec 2024 |
33 | Bommer Engineering Co. | San Antonio, TX 78260 | Oil & Gas Operator | Dec 2024 |
34 | Botasch Operating, LLC | Dilley, TX 78017 | Oil & Gas Operator | Dec 2024 |
35 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Oct 2024 |
36 | BP Prod. Corp. | Richardson, TX 75083 | Oil & Gas Operator | Dec 2024 |
37 | BP Products North America Inc | Chicago, IL 60606 | Gas Operator | Jan 2017 |
38 | BPX Operating Company | Denver, CO 80202 | Oil & Gas Operator | Dec 2024 |
39 | Brazos Petroleum, Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
40 | Bridger Oil Inc. | Richmond, TX 77406 | Oil & Gas Operator | Dec 2024 |
41 | Brooks, E. B., Jr. | Dallas, TX 75206 | Oil & Gas Operator | May 2018 |
42 | Brown, C. Douglas, LLC | Dallas, TX 75209 | Oil & Gas Operator | Dec 2005 |
43 | Brown, John Oil Co. | Eagle Pass, TX 78852 | Oil & Gas Operator | Dec 2024 |
44 | Brymer Contracting Incorporated | Pleasanton, TX 78064 | Oil & Gas Operator | Dec 2024 |
45 | Brymer, Jack Contr. Serv. | George West, TX 78022 | Oil Operator | Dec 2024 |
46 | Buffco Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Dec 2024 |
47 | Burk Royalty Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2002 |
48 | BXP Operating, LLC | Houston, TX 77079 | Oil & Gas Operator | Dec 2024 |
49 | C And S Oil & Gas | San Antonio, TX 78217 | Oil & Gas Operator | Feb 1998 |
50 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Sep 2024 |
51 | Cag Petroleum Corp. | Dallas, TX 75382 | Oil & Gas Operator | Dec 2024 |
52 | Callon (Eagle Ford) LLC | Houston, TX 77042 | Oil & Gas Operator | Jun 2023 |
53 | Caribbean Energy, L.L.C. | Cotulla, TX 78014 | Oil & Gas Operator | Nov 2019 |
54 | Carrizo (Eagle Ford) LLC | Houston, TX 77042 | Oil & Gas Operator | Jan 2020 |
55 | Carrizo Exploration, Inc. | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Aug 2016 |
56 | Carter E&P, LLC | Johnson City, TX 78636 | Oil & Gas Operator | Dec 2016 |
57 | Castle Gas Corporation | San Angelo, TX 76902 | Oil & Gas Operator | Oct 2014 |
58 | Catarina Petroleum L. C. | Dallas, TX 75228 | Oil & Gas Operator | Jun 2008 |
59 | Cavalier Oil & Gas, Inc. | Buchanan Dam, TX 78609 | Oil & Gas Operator | Dec 2024 |
60 | Ceniza Petroleum, Inc. | Portland, TX 78374 | Oil & Gas Operator | Dec 2024 |
61 | Centaur Exploration LLC | Evanston, WY 82931 | Oil & Gas Operator | Dec 2024 |
62 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2024 |
63 | Chesapeake Operating, LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2024 |
64 | Chi Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
65 | Christico Petroleum Company | San Antonio, TX 78216 | Oil & Gas Operator | Dec 2024 |
66 | Cibolo Energy Operating, Inc. | Bulverde, TX 78163 | Oil & Gas Operator | Dec 2024 |
67 | Cico Oil & Gas Company | Houston, TX 77057 | Oil & Gas Operator | Aug 2019 |
68 | Citation Oil & Gas Corp. | Houston, TX 77269 | Oil & Gas Operator | Dec 2024 |
69 | Civron Petroleum Res., LLC | San Antonio, TX 78229 | Oil & Gas Operator | Dec 2024 |
70 | Clark, John M. | Midland, TX 79701 | Oil & Gas Operator | Dec 1993 |
71 | Clipper Operating Co., Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jan 2000 |
72 | CML Exploration, LLC | Austin, TX 78746 | Oil & Gas Operator | Dec 2024 |
73 | Coates Energy Trust | San Antonio, TX 78209 | Oil & Gas Operator | Aug 2008 |
74 | Coho Resources Inc. | Dallas, TX 75240 | Oil & Gas Operator | Jul 2002 |
75 | Cole, Frank W Engineering | Dallas, TX 75254 | Oil & Gas Operator | Mar 2006 |
76 | Columbia Gas Development Corp. | Houston, TX 77251 | Oil & Gas Operator | Jun 1996 |
77 | ConocoPhillips Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
78 | Contango Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
79 | Contango Resources, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 2024 |
80 | Continental Operating Co. | Houston, TX 77024 | Oil & Gas Operator | Dec 2024 |
81 | Convest Energy Corporation | Houston, TX 77057 | Oil & Gas Operator | Sep 2014 |
82 | Conway Energy Oper Services Inc. | San Diego, TX 78384 | Oil & Gas Operator | Dec 2024 |
83 | Core E & P Corp. | Victoria, TX 77902 | Oil & Gas Operator | Dec 2024 |
84 | Cornerstone E & P Company, LP | Irving, TX 75038 | Oil & Gas Operator | Nov 2010 |
85 | Crimson Energy Partners, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2009 |
86 | Crimson Exploration Inc. | Houston, TX 77060 | Oil & Gas Operator | Apr 2006 |
87 | Crimson Exploration Oper., Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
88 | Cuatro Petro Corp. | Richardson, TX 75080 | Oil & Gas Operator | Dec 2024 |
89 | CW Dalcan Management SVCS, LTD. | Frisco, TX 75033 | Oil Operator | Dec 2024 |
90 | Dantex Oil & Gas, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Aug 2003 |
91 | Dawsey Operating Company | Georgetown, TX 78628 | Oil & Gas Operator | Mar 2016 |
92 | Dewbre Petroleum Corporation | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Dec 2024 |
93 | Diamond Energy Services, LP | Tulsa, OK 74103 | Oil Operator | Dec 2024 |
94 | Diamond Energy, Inc. | Sherman, TX 75091 | Oil & Gas Operator | Dec 2024 |
95 | Dinero Oil Corporation | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Nov 1999 |
96 | Dirnett, Inc. | Tuleta, TX 78162 | Oil & Gas Operator | Dec 2024 |
97 | DKW Energy, Inc. | Sherman Oaks, CA 91403 | Oil & Gas Operator | Dec 2024 |
98 | Dolphin Petroleum | Alice, TX 78333 | Oil & Gas Operator | Jun 2008 |
99 | Dorado Oil Company | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 2014 |
100 | Double J Operating Company, Inc. | San Antonio, TX 78205 | Oil Operator | Jan 2008 |