1 | Abaco Operating, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2024 |
2 | Abraxas Petroleum Corporation | San Antonio, TX 78259 | Oil & Gas Operator | Dec 2024 |
3 | Ac Exploration, LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2024 |
4 | Acco Oil & Gas Company | Houston, TX 77056 | Oil & Gas Operator | Sep 2001 |
5 | Acock Engineering & Assoc., Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Jul 2002 |
6 | Acock Operating Limited | San Antonio, TX 78270 | Oil & Gas Operator | Dec 2024 |
7 | Acock/Anaqua Operating Co., LC | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2004 |
8 | Acock/Anaqua Operating Co., LP | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Dec 2024 |
9 | Acoma Oil Corporation | Saint Paul, MN 55102 | Oil & Gas Operator | Dec 2024 |
10 | Adobe Energy, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Nov 2004 |
11 | Advantage Oil & Gas, Inc. | Pinehurst, TX 77362 | Oil & Gas Operator | Dec 2024 |
12 | Aikman Oil Corp. | Oklahoma City, OK 73157 | Oil & Gas Operator | Dec 2024 |
13 | Albrecht, Phil A., Jr. | Victoria, TX 77901 | Oil & Gas Operator | Jun 2005 |
14 | Alexander, Herbert R. Inc. | Houma, LA 70360 | Oil & Gas Operator | Jun 1998 |
15 | Allegro Investments, Inc. | Victoria, TX 77903 | Oil & Gas Operator | Nov 2020 |
16 | Alta Mesa Services, LP | Houston, TX 77084 | Oil & Gas Operator | Dec 2024 |
17 | Amax Oil & Gas Inc | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2014 |
18 | Amend Energy Company | Houston, TX 77227 | Oil & Gas Operator | Apr 2002 |
19 | Amerada Hess Corporation | Houston, TX 77252 | Oil & Gas Operator | Aug 2013 |
20 | American Cometra, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2008 |
21 | American Energy Partners Inc | Boerne, TX 78006 | Oil & Gas Operator | Dec 2011 |
22 | American Int'L Energy Corp. | Houston, TX 77057 | Oil & Gas Operator | Aug 2019 |
23 | American National Petroleum Co. | Houston, TX 77057 | Oil & Gas Operator | Aug 1995 |
24 | American Pumping & Trucking | New Braunfels, TX 78131 | Oil & Gas Operator | Dec 2024 |
25 | Americo Energy Resources, LLC | Houston, TX 77063 | Oil & Gas Operator | Dec 2024 |
26 | Amexco, LLC | San Antonio, TX 78259 | Oil & Gas Operator | Dec 2024 |
27 | Amoco Production Co. | Houston, TX 77253 | Oil & Gas Operator | Jun 2015 |
28 | Amtex Energy, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Dec 2024 |
29 | Anaqua Oil & Gas, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Mar 2008 |
30 | Anderson Petro-Equipment, Inc. | Montgomery, TX 77356 | Oil & Gas Operator | Dec 2024 |
31 | Anderson Producing, Inc. | Houston, TX 77057 | Oil & Gas Operator | Sep 2013 |
32 | Apache Corporation | Houston, TX 77042 | Oil & Gas Operator | Dec 2024 |
33 | Aquinas Oil & Gas, LLC | Muenster, TX 76252 | Oil Operator | Dec 2024 |
34 | Arco Oil & Gas Company | Plano, TX 75086 | Oil & Gas Operator | Mar 2006 |
35 | Arkla Exploration Co. | Shreveport, LA 71151 | Oil & Gas Operator | Jan 1993 |
36 | Arm Energy Management LLC | Houston, TX 77070 | Oil & Gas Operator | Sep 2024 |
37 | Armour Resource Holdings, LTD. | Houston, TX 77046 | Oil & Gas Operator | Nov 1994 |
38 | Arrington,David H. Oil & Gas,Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
39 | Arriola Operating & Consltg Inc. | Dallas, TX 75248 | Oil Operator | Dec 2024 |
40 | Ascent Energy, Inc | McKinney, TX 75069 | Oil & Gas Operator | Nov 2008 |
41 | Ascent Operating, LP | Plano, TX 75093 | Oil & Gas Operator | Aug 2008 |
42 | Ashland Exploration Inc | Houston, TX 77218 | Oil & Gas Operator | Nov 2000 |
43 | Aspect Resources LLC | Denver, CO 80202 | Oil & Gas Operator | May 2002 |
44 | Atapco | Houston, TX 77040 | Oil & Gas Operator | Feb 1999 |
45 | Atasca Resources Inc | Houston, TX 77219 | Oil & Gas Operator | Dec 2024 |
46 | Atlas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2024 |
47 | Atoka Operating, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Dec 2024 |
48 | Aurora Resources Corporation | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Dec 2024 |
49 | B & B Drilling Co. | Milano, TX 76556 | Oil & Gas Operator | Jul 2015 |
50 | B & G Energy Corporation | Dallas, TX 75214 | Oil & Gas Operator | Dec 2024 |
51 | B & M Operating Co., Inc. | Houston, TX 77006 | Oil & Gas Operator | Dec 2024 |
52 | B.N.B. Production Inc. | Austin, TX 78720 | Oil & Gas Operator | May 1996 |
53 | B.P. Productions Inc. | Victoria, TX 77904 | Oil & Gas Operator | Dec 2024 |
54 | Ballard Exploration Company,Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
55 | Bargo Energy Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
56 | Bass Enterprises Production Co | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2006 |
57 | Bay Rock Operating Company | San Antonio, TX 78212 | Oil & Gas Operator | Dec 2024 |
58 | Baylor Operating, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2024 |
59 | Beard Oil Company, LLC | Edna, TX 77957 | Oil & Gas Operator | Dec 2024 |
60 | Bellows, Dewey Oper. Co., LTD. | Refugio, TX 78377 | Oil & Gas Operator | Jul 2013 |
61 | Bellwether Exploration Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
62 | Bepco Operating Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2006 |
63 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
64 | BHP Petroleum (Americas) Inc | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
65 | Billfisch Exploration Co., Inc. | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Oct 1997 |
66 | Bison Energy Partners, Inc. | Houston, TX 77060 | Oil & Gas Operator | Sep 2001 |
67 | Bison Energy Partners, LTD. | Houston, TX 77060 | Oil & Gas Operator | Apr 2002 |
68 | Black Pearl Exploration, L.L.C. | Houston, TX 77095 | Oil & Gas Operator | May 2015 |
69 | Blue Ridge Group, Inc. | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2021 |
70 | BNP Petroleum Corporation | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Dec 2024 |
71 | Boling Production Company, Inc. | Boling, TX 77420 | Oil & Gas Operator | Dec 2024 |
72 | Bommer Engineering Co. | San Antonio, TX 78260 | Oil & Gas Operator | Dec 2024 |
73 | Boney Enterprises Prod. Co. | Houston, TX 77055 | Oil & Gas Operator | Dec 2024 |
74 | Bowman, Fred Inc. | Dallas, TX 75225 | Oil & Gas Operator | Feb 2014 |
75 | Bozeman, John F. | Rosenberg, TX 77471 | Oil & Gas Operator | Sep 2005 |
76 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Oct 2024 |
77 | BP Prod. Corp. | Richardson, TX 75083 | Oil & Gas Operator | Dec 2024 |
78 | Braman, D. H., Jr. | Victoria, TX 77901 | Oil & Gas Operator | Dec 2008 |
79 | Brayton Operating Corp. | Corpus Chrsti, TX 78476 | Oil & Gas Operator | Sep 2009 |
80 | Bridge Oil Company LP | Midland, TX 79702 | Oil & Gas Operator | May 1999 |
81 | Bridge Oil Production Co., Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 1993 |
82 | Brothers Production Company Inc. | Midland, TX 79708 | Oil & Gas Operator | Dec 2024 |
83 | Brown Tom Inc | Dallas, TX 75240 | Oil & Gas Operator | Mar 2015 |
84 | Brown, C. Douglas, LLC | Dallas, TX 75209 | Oil & Gas Operator | Dec 2005 |
85 | Bruington Operating, L.L.C. | San Antonio, TX 78217 | Oil & Gas Operator | Apr 2015 |
86 | Bse Production Co. | Victoria, TX 77903 | Oil & Gas Operator | Dec 2024 |
87 | Bulldog Exploration, LP | Houston, TX 77090 | Oil & Gas Operator | Apr 2011 |
88 | Burlington Resources Oil & Gas Company LP | Houston, TX 77252 | Oil & Gas Operator | Dec 2024 |
89 | Burlington Resources Oil And Gas Co. | Houston, TX 77210 | Oil & Gas Operator | Mar 2023 |
90 | Buttes Resources Company | Houston, TX 77056 | Oil & Gas Operator | May 2007 |
91 | Bwab Incorporated | Denver, CO 80202 | Oil & Gas Operator | Aug 1996 |
92 | C & E Operating, Inc. | Hockley, TX 77447 | Oil & Gas Operator | Dec 2024 |
93 | C & M Operating, Inc. (A) | Alleyton, TX 78935 | Gas Operator | Aug 2011 |
94 | C5 Energy LLC | Collinsville, OK 74021 | Oil & Gas Operator | Dec 2019 |
95 | Calpine Natural Gas Company | Houston, TX 77002 | Oil & Gas Operator | Apr 2002 |
96 | Cameron Engineering, Inc | Montgomery, TX 77356 | Oil & Gas Operator | Jun 2003 |
97 | Cameron, Paul E., Jr., Inc. | Montgomery, TX 77356 | Oil & Gas Operator | May 2015 |
98 | Camoil, Inc. | Columbus, TX 78934 | Oil & Gas Operator | Dec 2024 |
99 | Campana Petroleum Company | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
100 | Carrizo Oil & Gas, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |