101 | Celero Energy LP | Midland, TX 79701 | Oil & Gas Operator | May 2011 |
102 | Central Texas Operating, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2024 |
103 | Champlin Exploration, Inc. | Enid, OK 73702 | Oil & Gas Operator | Oct 2024 |
104 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Dec 2024 |
105 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2024 |
106 | Chevron Midcontinent, L.P. | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
107 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
108 | Chisos, LTD | Houston, TX 77098 | Oil & Gas Operator | Dec 2024 |
109 | Cholla Petroleum, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Dec 2024 |
110 | Cimarex Energy Co. Of Colorado | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
111 | Citation Oil & Gas Corp. | Houston, TX 77269 | Oil & Gas Operator | Dec 2024 |
112 | Civitas Permian Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2024 |
113 | Clear Water Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
114 | Coal Creek Energy, LLC | Overland Park, KS 66221 | Oil Operator | Dec 2019 |
115 | Coastal Management Corporation | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
116 | Coastal Plains Energy Inc | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2024 |
117 | Cobalt Operating, LLC | Midland, TX 79710 | Oil & Gas Operator | Jul 2024 |
118 | Cobra Oil & Gas Corporation | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2024 |
119 | Coda Energy, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1998 |
120 | COG Operating LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
121 | Collins & Ware, Inc. | Midland, TX 79701 | Oil & Gas Operator | Aug 2003 |
122 | Concho Resources Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2004 |
123 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
124 | ConocoPhillips Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
125 | Consolidated Oil & Gas Inc | Wichita, KS 67202 | Oil & Gas Operator | Dec 2012 |
126 | Copper Ridge Resources LLC | Midland, TX 79710 | Oil Operator | Jul 2024 |
127 | Coquina Oil Corporation | Houston, TX 77227 | Oil & Gas Operator | Mar 2015 |
128 | Coronado Energy E&P Company, LLC | Houston, TX 77252 | Oil & Gas Operator | Dec 2010 |
129 | Costilla Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
130 | Costilla Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Mar 2015 |
131 | Cottonwood Resources, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2003 |
132 | Cox, John L. | Midland, TX 79702 | Oil & Gas Operator | Mar 2015 |
133 | CP Energy LLC | Edmond, OK 73034 | Oil Operator | Oct 2024 |
134 | CR3 Operating Company, L.L.C. | Houston, TX 77251 | Oil & Gas Operator | Dec 2024 |
135 | Creston Petroleum Corp. | Dallas, TX 75380 | Oil & Gas Operator | Dec 2024 |
136 | Cross Timbers Operating Co | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 2024 |
137 | Crossfoot Operating, LLC | Houston, TX 77227 | Oil & Gas Operator | Dec 2024 |
138 | Crosstex Services, L.L.C. | Tuscola, TX 79562 | Oil Operator | Dec 2024 |
139 | Crownquest Operating, LLC | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
140 | Custer & Wright Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
141 | Cutbow Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
142 | Dakota Resources, Inc. (I) | Midland, TX 79707 | Oil & Gas Operator | Dec 2024 |
143 | Dallas Operating Corp. | Dallas, TX 75205 | Oil & Gas Operator | Nov 2006 |
144 | Dallas Production, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Mar 2021 |
145 | DCP Operating Co LP | Houston, TX 77042 | Oil & Gas Operator | Sep 2024 |
146 | De IV Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 2024 |
147 | De Operating LLC | Austin, TX 78701 | Oil & Gas Operator | Apr 2017 |
148 | De3 Operating LLC | Irving, TX 75038 | Oil & Gas Operator | Jun 2021 |
149 | Dean Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2019 |
150 | Devon Energy Corp (Nevada) | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2017 |
151 | Devon Energy Operating Co., L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2009 |
152 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2024 |
153 | Devon SFS Operating Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2008 |
154 | Devx Operating Company | Frisco, TX 75034 | Oil & Gas Operator | Feb 2004 |
155 | Diamondback E&P LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
156 | Discovery Operating Inc | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
157 | DNR Oil And Gas, Inc. | Englewood, CO 80155 | Oil & Gas Operator | Oct 2024 |
158 | Dorado Oil Company | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 2014 |
159 | Double Eagle Operating, LLC | Fort Worth, TX 76113 | Oil & Gas Operator | Dec 2024 |
160 | Draco Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
161 | Dugan Production Corp | Farmington, NM 87499 | Oil & Gas Operator | Oct 2024 |
162 | Dundee Petroleum, Inc. | Buffalo Gap, TX 79508 | Oil & Gas Operator | Aug 2003 |
163 | Durham, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jul 2016 |
164 | E.G. Operating | Dallas, TX 75206 | Oil & Gas Operator | Mar 2008 |
165 | E.G.L. Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2024 |
166 | Eagle Energy Acquisitions LP | Houston, TX 77002 | Oil & Gas Operator | Aug 2014 |
167 | Eastland Exploration, Inc. | Austin, TX 78763 | Oil & Gas Operator | Apr 1997 |
168 | Edmar Company, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | Feb 2020 |
169 | Eex Corporation | Houston, TX 77060 | Oil & Gas Operator | Feb 2000 |
170 | Element Petro Operating II, LLC | Midland, TX 79701 | Oil & Gas Operator | Sep 2016 |
171 | Element Petroleum Op III, LLC | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
172 | Element Petroleum Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2015 |
173 | Encana Oil & Gas (USA) Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2020 |
174 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
175 | Energen Resources Corporation | Midland, TX 79701 | Oil & Gas Operator | Jan 2021 |
176 | Energex Corp | Springfield, MO 65807 | Oil & Gas Operator | Sep 2024 |
177 | Energy Development Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2023 |
178 | Energy Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2024 |
179 | Energy Transfer Crude Marketing LLC | Houston, TX 77002 | Oil Operator | Sep 2024 |
180 | Energy Transfer Fuel, LP | Houston, TX 77002 | Oil & Gas Operator | Apr 2005 |
181 | Energyquest II, LLC | The Woodlands, TX 77381 | Oil & Gas Operator | Sep 2024 |
182 | Enerquest Oil & Gas LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Sep 2024 |
183 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
184 | Enron Oil & Gas Company | Houston, TX 77210 | Oil & Gas Operator | Dec 1999 |
185 | Enserch Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | Apr 2015 |
186 | Enterprise Crude Oil LLC | Oklahoma City, OK 73102 | Oil Operator | Aug 2011 |
187 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
188 | EP Operating Limited Partnership | Dallas, TX 75201 | Oil & Gas Operator | Feb 1995 |
189 | Escondido Bay Corporation | Midland, TX 79710 | Oil Operator | Dec 2024 |
190 | Esperanza Energy Corp. | Prosper, TX 75078 | Oil & Gas Operator | Mar 2015 |
191 | Et Gathering & Processing LLC | San Antonio, TX 78258 | Oil Operator | Jun 2024 |
192 | Exchange Exploration & Production Co. | Dallas, TX 75219 | Oil & Gas Operator | Sep 2024 |
193 | Exl Petroleum Operating Inc. | Midland, TX 79705 | Oil & Gas Operator | Feb 2020 |
194 | Extex Operating Company | Houston, TX 77057 | Oil & Gas Operator | Dec 2024 |
195 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2024 |
196 | Fasken Oil And Ranch, LTD. | Midland, TX 79707 | Oil & Gas Operator | Dec 2024 |
197 | Fasken, Barbara | Midland, TX 79701 | Oil & Gas Operator | Dec 1995 |
198 | Fed Operating LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
199 | Finley Resources Inc | Fort Worth, TX 76113 | Oil & Gas Operator | Dec 2024 |
200 | Flairtex Resources, Inc. | Houston, TX 77040 | Oil & Gas Operator | Oct 1998 |