101 | Central Ok Reclamation LLC | | Oil & Gas Operator | Jun 2014 |
102 | Chaco Energy Company | Denver, CO 80201 | Oil & Gas Operator | Feb 2024 |
103 | Chambers Jerry Expl Co | | Oil & Gas Operator | Sep 2000 |
104 | Champlin Exploration, Inc. | Enid, OK 73702 | Oil & Gas Operator | Jan 2024 |
105 | Chesapeake Energy MKT Inc | Oklahoma City, OK 73154 | Oil & Gas Operator | May 2022 |
106 | Chesapeake Operating, LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Apr 2024 |
107 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
108 | Christeve Oil Company, Inc. | Houston, TX 77068 | Oil & Gas Operator | Dec 2022 |
109 | Cig Exploration Inc | Houston, TX 77046 | Oil & Gas Operator | Nov 1999 |
110 | Cima Energy LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2022 |
111 | Cimarex Energy Co | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
112 | Cimarex Energy Co. Of Colorado | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
113 | Cimarron Operating Company | Oklahoma City, OK 73112-3967 | Oil & Gas Operator | May 2011 |
114 | Citation Oil & Gas Corp. | Houston, TX 77269 | Oil & Gas Operator | Apr 2024 |
115 | Citizen Energy III LLC | | Oil & Gas Operator | Jan 2024 |
116 | Citrus Energy Corporation | Castle Rock, CO 80104 | Oil & Gas Operator | Mar 2020 |
117 | Clements Exploration Co | Oklahoma City, OK 73132-5922 | Oil & Gas Operator | Jan 2006 |
118 | Clemishire Don | Hominy, OK 74035 | Oil & Gas Operator | Jan 2024 |
119 | CMS Nomeco Oil & Gas Co. | Jackson, MI 49201 | Oil & Gas Operator | Jan 2015 |
120 | Coaleum Corporation | Dallas, TX 75205 | Oil & Gas Operator | Jan 2001 |
121 | Coastal Oil & Gas Corporation | Houston, TX 77252 | Oil & Gas Operator | Dec 2009 |
122 | Cobopco Inc | Tulsa, OK 74103-4391 | Oil & Gas Operator | Feb 1997 |
123 | Cochran Industrial Corporation | Cushing, OK 74023-1427 | Oil & Gas Operator | Apr 2001 |
124 | Cogburn Oil Co Inc | | Oil & Gas Operator | Sep 2023 |
125 | Coho Oil & Gas Inc | Coppell, TX 75019-8288 | Oil & Gas Operator | Mar 2015 |
126 | Colt Resources Corporation | Billings, MT 59103 | Oil & Gas Operator | Feb 2013 |
127 | Columbus Energy, LLC | Houston, TX 77046 | Oil & Gas Operator | Apr 2024 |
128 | Comanche Exploration Co LLC | Oklahoma City, OK 73116-7334 | Oil & Gas Operator | Jan 2024 |
129 | Comanche Resources Company | Oklahoma City, OK 73116 | Oil & Gas Operator | Jan 2024 |
130 | Complete Energy Services LLC | Oklahoma City, OK 73142-3326 | Oil Operator | Aug 2022 |
131 | Concho Exploration Inc | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2015 |
132 | Confederate Spooling Inc | Okemah, OK 74859-2409 | Oil & Gas Operator | Apr 2020 |
133 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
134 | ConocoPhillips Company | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
135 | Contango Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
136 | Continental Operating Co. | Houston, TX 77024 | Oil & Gas Operator | Apr 2024 |
137 | Continental Resources, Inc. | Oklahoma City, OK 73126 | Oil & Gas Operator | Apr 2024 |
138 | Continuum Midstream LLC | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2023 |
139 | Convest Energy Corporation | Houston, TX 77057 | Oil & Gas Operator | Sep 2014 |
140 | Cooper Operating LLC | | Oil & Gas Operator | Dec 2023 |
141 | Cooper Production Company | New Braunfels, TX 78132 | Oil & Gas Operator | Sep 2021 |
142 | Coquina Oil Corporation | Houston, TX 77227 | Oil & Gas Operator | Mar 2015 |
143 | Cordillera Energy Partners LLC | Greenwood VLG, CO 80111 | Oil & Gas Operator | Mar 2020 |
144 | Cox, John L. | Midland, TX 79702 | Oil & Gas Operator | Mar 2015 |
145 | Crawley Petroleum Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
146 | Crescendo Resources L P | Amarillo, TX 79188 | Oil & Gas Operator | Dec 2023 |
147 | Crest Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2024 |
148 | Cross Timbers Operating Co | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2023 |
149 | Cross Timbers Production Co | Oklahoma City, OK 73102-5605 | Oil & Gas Operator | Mar 2005 |
150 | Crow Oil LLC | Tulsa, OK 74133-2914 | Oil & Gas Operator | Sep 2019 |
151 | Crude Marketing & Trans Inc | Tulsa, OK 74159 | Oil & Gas Operator | Sep 2017 |
152 | Curzon Operating Company LTD | Oklahoma City, OK 73118-4821 | Oil & Gas Operator | Jan 2024 |
153 | D & B Operating LLC | | Oil Operator | Jan 2023 |
154 | D & D Pipe & Equipment Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Mar 2005 |
155 | D & J Oil Co | Kermit, TX 79745 | Oil & Gas Operator | Apr 2024 |
156 | Daco, Inc. | Spearman, TX 79081 | Oil & Gas Operator | Apr 2024 |
157 | Dalen Resources Oil & Gas Co. | Dallas, TX 75206 | Oil & Gas Operator | Jun 2010 |
158 | Dallas Production, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Mar 2021 |
159 | Darnell Alma | Bristow, OK 74010 | Oil & Gas Operator | Jun 2000 |
160 | Daube Company The | Ardmore, OK 73402 | Oil & Gas Operator | Feb 2024 |
161 | Davco Productions Inc | Springer, OK 73458-8191 | Oil & Gas Operator | Jun 2021 |
162 | Davis J L | | Oil & Gas Operator | Aug 2006 |
163 | DCP Operating Co LP | Houston, TX 77042 | Oil & Gas Operator | Dec 2023 |
164 | Decalta International Corp | Denver, CO 80202 | Oil & Gas Operator | Mar 2015 |
165 | Deck Oil Company | Tulsa, OK 74101 | Oil & Gas Operator | Jun 2020 |
166 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
167 | Devon Gas Services LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Aug 2023 |
168 | Devon Louisiana Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2019 |
169 | Di Energy Inc. | Houston, TX 77067 | Oil & Gas Operator | Jan 2004 |
170 | Diversified Production LLC | Minden, LA 71055 | Oil & Gas Operator | Apr 2024 |
171 | DLB Energy Corporation | Oklahoma City, OK 73118-1401 | Oil & Gas Operator | Dec 2014 |
172 | Dominion Exp Midcontinent Inc | Oklahoma City, OK 73134-2616 | Oil & Gas Operator | Jan 2024 |
173 | Dominion Exploration & Production Inc | Houston, TX 77060 | Oil & Gas Operator | Apr 2015 |
174 | Dominion Ok TX E & P Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Nov 2018 |
175 | Dorchester Minerals Operating LP | Dallas, TX 75219 | Oil & Gas Operator | Jun 2022 |
176 | Dorchester Resources LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2021 |
177 | Draco Production Company | Tulsa, OK 74133 | Oil & Gas Operator | Jul 2012 |
178 | DRG Energy Inc | Norman, OK 73026-3171 | Oil & Gas Operator | Nov 2023 |
179 | Duncan Jr J Walter | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2016 |
180 | Duncan Oil Properties, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
181 | Duncan Walter | | Oil & Gas Operator | May 2019 |
182 | Dyco Petroleum Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Mar 2015 |
183 | E2 Operating LLC | Tulsa, OK 74114 | Oil & Gas Operator | Apr 2024 |
184 | Eagle Energy PTR I LP | Houston, TX 77064 | Oil & Gas Operator | Feb 2015 |
185 | Eagle Gas Marketing Co | Oklahoma City, OK 73114-2202 | Oil & Gas Operator | Nov 2022 |
186 | Eagle Oil & Gas Co. | Dallas, TX 75225 | Oil & Gas Operator | Apr 2024 |
187 | Earlsboro Energies Corporation | Oklahoma City, OK 73116-3605 | Oil & Gas Operator | Dec 2023 |
188 | Edinger Engineering, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2024 |
189 | Egolf Operating Company | Oklahoma City, OK 73114-7899 | Oil & Gas Operator | Apr 1998 |
190 | Ehvi Exploration LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2024 |
191 | El Paso Production Company | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
192 | Eland Energy Inc | Dallas, TX 75248 | Oil & Gas Operator | Jan 2024 |
193 | Enable Gas Transmission LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2022 |
194 | Encana Energy Resources Inc | Denver, CO 80202-2828 | Oil & Gas Operator | Jan 2021 |
195 | Encino Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2024 |
196 | Encore Operating LP | Plano, TX 75024 | Oil & Gas Operator | Jan 2024 |
197 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
198 | Enogex Products Corp | Oklahoma City, OK 73124-0300 | Oil & Gas Operator | Jun 2022 |
199 | Enserch Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | Apr 2015 |
200 | EOG (Oklahoma) Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Oct 2016 |