201 | Miller, Dyer & Co LLC | Denver, CO 80202 | Oil & Gas Operator | May 2009 |
202 | Mineral Development, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1996 |
203 | Mobil Oil Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2016 |
204 | Mobil Producing TX. & N.M. Inc. | Spring, TX 77389 | Oil & Gas Operator | Apr 2024 |
205 | Myd, Inc. | Irving, TX 75062 | Oil & Gas Operator | Mar 1998 |
206 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
207 | Nearburg Producing Company | Dallas, TX 75380 | Oil & Gas Operator | Apr 2024 |
208 | Newfield Expl. Mid-Con. Inc | Tulsa, OK 74172 | Oil & Gas Operator | Jan 2015 |
209 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
210 | North American Royalties, Inc. | Chattanooga, TN 37408 | Oil & Gas Operator | Oct 2001 |
211 | North Central Oil Corp | Houston, TX 77252 | Oil & Gas Operator | Dec 2005 |
212 | Northstar Operating Company | Midland, TX 79702 | Oil & Gas Operator | Feb 2024 |
213 | O'Neill Properties, LTD. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
214 | Occidental Energy Marketing, Inc. | Houston, TX 77227 | Gas Operator | Sep 2015 |
215 | Occidental Permian LTD. | Houston, TX 77046 | Oil & Gas Operator | Apr 2024 |
216 | Ocean Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
217 | Ojai Oil Company | Camarillo, CA 93012 | Oil & Gas Operator | Dec 2023 |
218 | Omar Operating Company | Midland, TX 79702 | Oil & Gas Operator | Sep 2013 |
219 | Ops Group Limited | Houston, TX 77060 | Oil & Gas Operator | Jun 2014 |
220 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | Apr 2024 |
221 | Oxy USA WTP LP | Houston, TX 77046 | Oil & Gas Operator | Apr 2024 |
222 | Pactola Development Co | Tulsa, OK 74159 | Oil & Gas Operator | Sep 2004 |
223 | Page Energy | Eldorado, TX 76936 | Oil & Gas Operator | Mar 1997 |
224 | Paladin Exploration Co., Inc. | Plano, TX 75093 | Oil & Gas Operator | Feb 1995 |
225 | Panhandle Oil & Gas Inc | Oklahoma City, OK 73112-5688 | Oil & Gas Operator | May 2007 |
226 | Parallel Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Jan 2010 |
227 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
228 | Parker & Parsley Producing LP | Midland, TX 79702 | Oil & Gas Operator | Oct 1997 |
229 | Patrick Exploration Company | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2011 |
230 | Patrick Pet. Corp. Of Michigan | Houston, TX 77227 | Oil & Gas Operator | Aug 1995 |
231 | Patterson Petroleum, Inc. | Snyder, TX 79550 | Oil & Gas Operator | Feb 2000 |
232 | Pennzenergy Exp. & Prod., L.L.C. | Houston, TX 77210 | Oil & Gas Operator | Mar 2000 |
233 | Pennzoil Exploration & Production Co. | Carthage, TX 75633 | Oil & Gas Operator | Mar 2008 |
234 | Pennzoil Petroleum Company | Houston, TX 77252 | Oil & Gas Operator | Nov 1999 |
235 | Perdure Petroleum LLC | Allen, TX 75013 | Oil & Gas Operator | Oct 2021 |
236 | Perimeter Resource Company | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
237 | Permian Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
238 | Petex | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2024 |
239 | Petra Oleum Corp. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
240 | Petro Vest, Inc. | Houston, TX 77046 | Oil & Gas Operator | Sep 2014 |
241 | Petroleum Technical Services Co. | Midland, TX 79707 | Oil & Gas Operator | Dec 2004 |
242 | Petrosource Production Co. L.P. | Midland, TX 79701 | Oil & Gas Operator | Nov 2007 |
243 | Petrosource Production Co., LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2024 |
244 | Pharaoh Oil & Gas, Inc. | MC Camey, TX 79752 | Oil & Gas Operator | Apr 2024 |
245 | Phillips 66 Company | Bartlesville, OK 74004 | Oil & Gas Operator | Aug 1997 |
246 | Pioneer Natural Res. USA, Inc. | Irving, TX 75038 | Oil & Gas Operator | Apr 2024 |
247 | Pitts Energy Co. | Midland, TX 79707 | Oil & Gas Operator | Apr 2024 |
248 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
249 | Plains Production Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
250 | Pogo Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jan 2008 |
251 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
252 | Producers Operating Co Inc | Amarillo, TX 79105 | Oil & Gas Operator | Apr 2024 |
253 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Jan 2024 |
254 | Quintana Pet. Corp. | Refugio, TX 78377 | Oil & Gas Operator | Dec 2000 |
255 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | Apr 2024 |
256 | Rand Oil & Gas Corp. | Houston, TX 77040 | Oil & Gas Operator | Apr 2024 |
257 | Raw Oil & Gas, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Apr 2024 |
258 | Red Willow Production, LLC | Ignacio, CO 81137 | Oil & Gas Operator | Oct 2015 |
259 | Redstone Oil & Gas Company | Dallas, TX 75225 | Oil & Gas Operator | Jan 2020 |
260 | Reef Exploration, Inc. (A-1) | Richardson, TX 75080 | Oil & Gas Operator | Oct 2006 |
261 | Regent Oil & Gas Company, L.P. | Dallas, TX 75225 | Oil & Gas Operator | Sep 2006 |
262 | Rein Pusher Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Apr 2024 |
263 | Remuda Operating Company | Midland, TX 79711 | Oil & Gas Operator | Apr 2024 |
264 | Renaud Oil Corporation | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
265 | Reverence Operating LLC | Odessa, TX 79768 | Oil & Gas Operator | Apr 2024 |
266 | Rim Operating, Inc. | Englewood, CO 80112 | Oil & Gas Operator | Apr 2024 |
267 | Rio Petroleum, Inc. | Amarillo, TX 79102 | Oil & Gas Operator | Apr 2024 |
268 | RMB Operating LLC | Houston, TX 77269 | Oil & Gas Operator | Apr 2024 |
269 | Rocker A Operating Company | Post, TX 79356 | Oil & Gas Operator | Aug 2022 |
270 | Rogers, S. K. Oil, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Apr 2024 |
271 | Rusk County Well Service, Inc | Kilgore, TX 75662 | Gas Operator | Dec 2023 |
272 | Sabinal Energy Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 2024 |
273 | Safari Production Company, Inc. | McAllen, TX 78501 | Oil & Gas Operator | Apr 2024 |
274 | Salt Creek Production, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Apr 2024 |
275 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
276 | Samson Hydrocarbons Company | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2016 |
277 | Samson Lone Star LP | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2007 |
278 | Samson Lone Star, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2024 |
279 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
280 | Sandridge Tertiary, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2012 |
281 | Santa Fe Energy Oper. Part., LP | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
282 | Santa Fe Energy Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
283 | Santa Fe Snyder Corporation | Houston, TX 77024 | Oil & Gas Operator | Oct 2000 |
284 | Sayers Operating Company | Midland, TX 79705 | Oil & Gas Operator | Feb 2005 |
285 | Schlagal, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2016 |
286 | Scythian, LTD. | Midland, TX 79701 | Oil & Gas Operator | Dec 2020 |
287 | Seaboard Operating Co. | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
288 | Seagull Midcon Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
289 | Sei Operating, LLC | Mandeville, LA 70471 | Oil & Gas Operator | Apr 2024 |
290 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Feb 2024 |
291 | Sharp Image Energy, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Apr 2024 |
292 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Jan 2024 |
293 | Shell Western E&P | Houston, TX 77001 | Oil & Gas Operator | Apr 2024 |
294 | Shidler, Mark L., Inc. | Houston, TX 77055 | Oil & Gas Operator | Apr 2024 |
295 | Shinnery Oil Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
296 | Sierra Lima Oil & Gas, LLC | Lubbock, TX 79453 | Oil & Gas Operator | Apr 2024 |
297 | SMC Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
298 | Smith Energy Operating Company | Lubbock, TX 79423 | Oil & Gas Operator | Apr 2024 |
299 | Smith Pipe Of Abilene | Abilene, TX 79608 | Oil & Gas Operator | Apr 2024 |
300 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |