101 | Coastal Production Company, Inc. | El Campo, TX 77437 | Oil & Gas Operator | Aug 1995 |
102 | Coastline Operating, L.L.C. | Houston, TX 77027 | Oil & Gas Operator | Dec 2006 |
103 | Cobra Oil & Gas Corporation | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2024 |
104 | Cody Energy LLC | Houston, TX 77024 | Oil & Gas Operator | Jun 2020 |
105 | Cody Energy, Inc. | Houston, TX 77077 | Oil & Gas Operator | Feb 2024 |
106 | Columbia Gas Development Corp. | Houston, TX 77251 | Oil & Gas Operator | Jun 1996 |
107 | Convest Energy Corporation | Houston, TX 77057 | Oil & Gas Operator | Sep 2014 |
108 | Coronado Energy E&P Company, LLC | Houston, TX 77252 | Oil & Gas Operator | Dec 2010 |
109 | Cory, Kenneth W. LTD. | Bellaire, TX 77401 | Oil & Gas Operator | May 2024 |
110 | Costilla Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
111 | Costilla Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Mar 2015 |
112 | Couch, Gilbert | Kilgore, TX 75663 | Oil & Gas Operator | May 2024 |
113 | Cox & Perkins Exploration, Inc. | Houston, TX 77057 | Oil & Gas Operator | May 2024 |
114 | Cross Timbers Energy, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | May 2024 |
115 | CTL Oil & Gas Corporation | Buchanan Dam, TX 78609 | Oil & Gas Operator | Nov 2020 |
116 | CTR Petroleum, Inc. | Corpus Chrsti, TX 78414 | Oil & Gas Operator | Mar 2015 |
117 | Cummins & Walker Oil Co., Inc. | Austin, TX 78746 | Oil & Gas Operator | Jan 2021 |
118 | Cxy Energy, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Nov 2000 |
119 | Cypress E & P Corporation | Leander, TX 78646 | Oil & Gas Operator | Sep 2016 |
120 | D & P Operating & Prod. Corp. | Cedar Park, TX 78613 | Oil & Gas Operator | Dec 2003 |
121 | D-Mil Production Inc | Argyle, TX 76226 | Oil & Gas Operator | May 2024 |
122 | Dalen Resources Oil & Gas Co. | Dallas, TX 75206 | Oil & Gas Operator | Jun 2010 |
123 | Daniels Corporation, The | Seabrook, TX 77586 | Oil & Gas Operator | May 2024 |
124 | Daylight Petroleum LLC | Houston, TX 77052 | Oil & Gas Operator | May 2024 |
125 | Delfin Operating, LLC | Dallas, TX 75243 | Oil & Gas Operator | May 2024 |
126 | Delta Exploration Company Inc | Denver, CO 80202 | Oil & Gas Operator | May 2024 |
127 | Denovo Oil & Gas, Inc. | Houston, TX 77210 | Oil & Gas Operator | May 1995 |
128 | Devon Energy Operating Co., L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2009 |
129 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2024 |
130 | Dewbre Petroleum Corporation | Corpus Chrsti, TX 78401 | Oil & Gas Operator | May 2024 |
131 | Digital Operating Company LLC | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
132 | DJ Exploration, Inc. | San Antonio, TX 78257 | Oil & Gas Operator | May 2024 |
133 | Dominion Exploration & Production Inc | Houston, TX 77060 | Oil & Gas Operator | Apr 2015 |
134 | Dorado Oil Company | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 2014 |
135 | Dorchester Resources LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2021 |
136 | Double Play Oil & Gas, Inc | Portland, TX 78374 | Oil & Gas Operator | May 2024 |
137 | Dreyfus, Louis Natural Gas Corp | Oklahoma City, OK 73134 | Oil & Gas Operator | Nov 2001 |
138 | Drillmar Operating Company | Houston, TX 77019 | Oil & Gas Operator | Jun 2013 |
139 | Dune Operating Company | Dallas, TX 75201 | Oil & Gas Operator | Jun 2016 |
140 | Dynamic Production, Inc. | Fort Worth, TX 76106 | Oil & Gas Operator | May 2024 |
141 | E.G. Operating | Dallas, TX 75206 | Oil & Gas Operator | Mar 2008 |
142 | Eagle Oil & Gas Co. | Dallas, TX 75225 | Oil & Gas Operator | May 2024 |
143 | Eei Operating Inc | Plano, TX 75093 | Oil & Gas Operator | May 2015 |
144 | Eex Corporation | Houston, TX 77060 | Oil & Gas Operator | Feb 2000 |
145 | Eex Operating, L.P. | Houston, TX 77060 | Oil & Gas Operator | Jul 2003 |
146 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
147 | El Reno Energy, LLC | Granbury, TX 76048 | Oil & Gas Operator | May 2024 |
148 | Elliott Oil & Gas Company | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2006 |
149 | Elliott Oil & Gas Operating Co. | Magnolia, TX 77354 | Oil & Gas Operator | May 2024 |
150 | Encana Oil & Gas (USA) Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2020 |
151 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | May 2024 |
152 | Endeavor Natural Gas, LP | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
153 | Enercorp Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 1993 |
154 | Energy Development Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2023 |
155 | Enerquest Oil & Gas LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Feb 2024 |
156 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
157 | Enhanced Energy Partners Corp | Tomball, TX 77377 | Oil & Gas Operator | May 2024 |
158 | Enron Oil & Gas Company | Houston, TX 77210 | Oil & Gas Operator | Dec 1999 |
159 | Enserch Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | Apr 2015 |
160 | Enserch Oil & Gas, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Mar 1998 |
161 | Enterprise Crude Oil LLC | Oklahoma City, OK 73102 | Oil Operator | Aug 2011 |
162 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
163 | EP Energy E&P Company, LP | Houston, TX 77210 | Oil & Gas Operator | May 2022 |
164 | EP Operating Limited Partnership | Dallas, TX 75201 | Oil & Gas Operator | Feb 1995 |
165 | Escoba Royalty Corporation | San Antonio, TX 78217 | Oil & Gas Operator | Nov 2005 |
166 | Esenjay Petroleum Corp. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Jul 1998 |
167 | Etoco Incorporated | Houston, TX 77002 | Oil & Gas Operator | May 2005 |
168 | Everest Minerals Corp. | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Apr 2001 |
169 | Everest Resource Company | Corpus Chrsti, TX 78403 | Oil & Gas Operator | May 2024 |
170 | Export Petroleum Corporation | Fort Worth, TX 76147 | Oil & Gas Operator | May 2024 |
171 | Express Oil Co. | Hallettsville, TX 77964 | Oil & Gas Operator | May 2024 |
172 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Dec 2023 |
173 | Famcor Oil, Inc. | Scottsdale, AZ 85260 | Oil & Gas Operator | Sep 2020 |
174 | Fieldwood Onshore LLC | Houston, TX 77098 | Oil & Gas Operator | May 2024 |
175 | Finley Resources Inc | Fort Worth, TX 76113 | Oil & Gas Operator | May 2024 |
176 | Firstrike Energy Corporation | Cleburne, TX 76033 | Oil & Gas Operator | May 2024 |
177 | Five-Jab, Inc. | Tomball, TX 77377 | Oil & Gas Operator | May 2024 |
178 | Fletcher Operating, LLC | Fairhope, AL 36533 | Oil & Gas Operator | May 2024 |
179 | Force 4 Energy Resources, Inc. | Austin, TX 78733 | Oil & Gas Operator | Aug 2005 |
180 | Fore Oil, LLC | Manvel, TX 77578 | Oil Operator | May 2021 |
181 | Forza Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | May 2024 |
182 | Frio Exploration Company | Pearland, TX 77588 | Oil & Gas Operator | Dec 2000 |
183 | Gaither Petroleum Corporation | Houston, TX 77084 | Oil & Gas Operator | May 2024 |
184 | Galloway Energy Co. | Tomball, TX 77377 | Oil & Gas Operator | May 2024 |
185 | Gardner Energy Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 1999 |
186 | Garrison LTD. | San Antonio, TX 78257 | Oil & Gas Operator | May 2024 |
187 | Gasper Rice Resources, LTD. | Houston, TX 77068 | Oil & Gas Operator | May 2024 |
188 | Gec Operating, Inc. | Houston, TX 77024 | Oil & Gas Operator | May 2024 |
189 | Geiser Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | Sep 2019 |
190 | Gel Petroleum, Inc. | Bay City, TX 77414 | Oil & Gas Operator | May 2024 |
191 | Gemarmi Inc. | Cypress, TX 77433 | Oil & Gas Operator | May 2024 |
192 | Genesis Crude Oil LP | Houston, TX 77002 | Oil & Gas Operator | Apr 2000 |
193 | Geodominion Petroleum | Corpus Chrsti, TX 78403 | Oil & Gas Operator | May 2012 |
194 | Geosouthern Energy Corporation | The Woodlands, TX 77380 | Oil & Gas Operator | May 2024 |
195 | Germany Operating Company | Houston, TX 77090 | Oil & Gas Operator | Sep 2011 |
196 | Gillring Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | May 1994 |
197 | Global Natural Resources Corp. | Houston, TX 77002 | Oil & Gas Operator | May 1998 |
198 | Goldking Operating Company, Inc. | Houston, TX 77002 | Oil & Gas Operator | Jun 2007 |
199 | Goldking Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |
200 | Goldmark Energy Corporation | Spring, TX 77393 | Oil & Gas Operator | Jul 2010 |