201 | McDowell And Cook, Inc. | | Oil Operator | Feb 1987 |
202 | McFarland Energy, Inc. | New Orleans, LA 70160 | Oil & Gas Operator | Dec 2009 |
203 | McMoran Oil & Gas LLC | New Orleans, LA 70160 | Oil & Gas Operator | Oct 2021 |
204 | McOr Oil Development, Inc. | | Oil & Gas Operator | Feb 1990 |
205 | Merritt Operating, Inc. | Mineola, TX 75773 | Oil & Gas Operator | May 2024 |
206 | Michel T. Halbouty Energy Co. | | Oil & Gas Operator | Nov 1986 |
207 | Michigan-Wisconsin Pipe Line Co | | Oil & Gas Operator | Dec 1983 |
208 | Milagro Exploration, LLC | Houston, TX 77010 | Oil & Gas Operator | Aug 2018 |
209 | Mission Resources Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
210 | Monsanto Oil Company | | Oil & Gas Operator | Apr 1986 |
211 | MW Petroleum Corporation | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
212 | Nasser Oil & Gas, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 1998 |
213 | National Energy Group Inc | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
214 | NCM Operations, Inc. | | Oil Operator | Oct 2000 |
215 | Nerco Oil & Gas, Inc. | | Oil & Gas Operator | Dec 1996 |
216 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | May 2024 |
217 | Noex, L.L.C. | Houston, TX 77057 | Oil & Gas Operator | Apr 1998 |
218 | Northcott Exploration Co. Inc. | | Oil & Gas Operator | Dec 1987 |
219 | Northland Operating Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2003 |
220 | Nugulf Operating, L.L.C. | | Oil & Gas Operator | Nov 2023 |
221 | O. D. Maybrier | | Oil Operator | Dec 2011 |
222 | Oil Country Management, Inc. | | Oil & Gas Operator | Jan 2005 |
223 | Oil Lift, Incorporated | Metairie, LA 70002 | Oil & Gas Operator | Apr 2020 |
224 | Oleum Operating Company, L.C. | Longview, TX 75606 | Oil & Gas Operator | Dec 2021 |
225 | Olympic Natural Gas Company | | Oil & Gas Operator | Oct 1990 |
226 | Olympic Production Company | | Oil & Gas Operator | Jul 1994 |
227 | Opmi Operating Company | Houston, TX 77057 | Oil & Gas Operator | Jun 2008 |
228 | Optimistic Oil Co. | | Oil & Gas Operator | Dec 1991 |
229 | Orb Exploration, L.L.C. | | Oil & Gas Operator | Jun 2017 |
230 | Oxy Petroleum Inc | | Oil & Gas Operator | Jan 1986 |
231 | P & A Well Service | | Oil & Gas Operator | Jan 1994 |
232 | Panotech Exploration Corp. | | Oil & Gas Operator | Jan 1983 |
233 | Partners Oil Company | Tulsa, OK 74135 | Oil & Gas Operator | Aug 1995 |
234 | Paul M. Toce | | Oil & Gas Operator | Jul 1984 |
235 | Pengo Producing Company | | Oil & Gas Operator | Mar 1987 |
236 | Petro-Guard Production,L.L.C. | Houston, TX 77063 | Oil & Gas Operator | Dec 2023 |
237 | Petrohawk Operating Company | Houston, TX 77056 | Oil & Gas Operator | Oct 2021 |
238 | Petroleum Resources MGMT Corp. | | Oil & Gas Operator | Mar 2002 |
239 | Phillips Energy, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2018 |
240 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
241 | Pioneer Prod. Corp. | | Oil & Gas Operator | Jun 1986 |
242 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
243 | Plano Corp. | | Oil & Gas Operator | Mar 2005 |
244 | Presidio Energy, Inc. | | Oil & Gas Operator | Jan 1992 |
245 | Presidio Exploration, Inc. | Englewood, CO 80155 | Oil & Gas Operator | May 1999 |
246 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
247 | Proteus Petroleum, Inc. | | Oil & Gas Operator | Nov 1983 |
248 | Puma, Inc. | | Oil & Gas Operator | Oct 2000 |
249 | R & B Oil Company, LLC Of Texas | | Oil & Gas Operator | Jan 2024 |
250 | Ramco Oil & Gas Inc | Midland, TX 79701 | Oil & Gas Operator | Nov 2006 |
251 | Rental & Fishing Tools, Inc. | | Oil Operator | Dec 2023 |
252 | Rig Iron Petroleum Inc | | Oil & Gas Operator | Aug 1988 |
253 | River Bend Operating, Inc. | | Oil & Gas Operator | Jul 1999 |
254 | Rme Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Nov 2016 |
255 | Rouxopco LLC | | Oil Operator | Nov 2023 |
256 | Roy M. Huffington, Inc. | | Oil & Gas Operator | Jul 1983 |
257 | Sandefer Petroleum Co. | | Oil & Gas Operator | Apr 1994 |
258 | Seaboard Pipe & Equip. Co. | | Oil & Gas Operator | May 1977 |
259 | Seaboard Well Service, Inc. | | Oil & Gas Operator | Jan 1978 |
260 | Senior G&A Operating Co Inc | | Oil & Gas Operator | Nov 1991 |
261 | Sevarg Company, Inc. | | Oil & Gas Operator | Feb 2016 |
262 | Shelf Energy, LLC | | Oil & Gas Operator | Dec 2023 |
263 | Shell Oil Company | Houston, TX 77210 | Oil & Gas Operator | Apr 2015 |
264 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
265 | Sklar &Phillips-Great Southern | | Oil & Gas Operator | Aug 1980 |
266 | Sohio Petroleum Co. | Casper, WY 82602 | Oil & Gas Operator | Apr 1986 |
267 | Source Petroleum Inc. | San Antonio, TX 78265 | Oil & Gas Operator | May 2024 |
268 | Southeastern Public Service Co | | Oil & Gas Operator | Sep 1982 |
269 | Southern Bay Operating, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Jun 2013 |
270 | Southern Production & Expl Co. | | Oil & Gas Operator | Apr 2008 |
271 | Southern Union Exploration Co. | Austin, TX 78701 | Oil & Gas Operator | Feb 2002 |
272 | Southland Royalty Company | Houston, TX 77210 | Oil & Gas Operator | Sep 2011 |
273 | Southwest Oil Properties, Inc. | | Oil & Gas Operator | Feb 1996 |
274 | St. Mary Land & Exploration Co | Denver, CO 80201 | Oil & Gas Operator | Jun 2010 |
275 | St. Mary Operating Company | Denver, CO 80203 | Oil & Gas Operator | Mar 2019 |
276 | St. Paul Oil And Gas Corp. | | Oil & Gas Operator | Aug 1991 |
277 | Stone Petroleum Corporation | | Oil & Gas Operator | Dec 1996 |
278 | Stratco Operating Co Inc | Austin, TX 78701 | Oil & Gas Operator | May 2024 |
279 | Summit Energy Company | | Oil & Gas Operator | Mar 2009 |
280 | T & M Gauging | | Oil Operator | Oct 2006 |
281 | Tepco Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Oct 2004 |
282 | Tepco, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 1999 |
283 | Terrier Oil Company | | Oil & Gas Operator | Feb 2015 |
284 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | May 2024 |
285 | Texaco Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2017 |
286 | Texaco Producing Inc. | Rock Springs, WY 82901 | Oil & Gas Operator | Dec 2000 |
287 | Texas Crude Oil Co. | | Oil & Gas Operator | Jan 1985 |
288 | Texas Crude Operator, Inc. | Houston, TX 77098 | Oil & Gas Operator | Aug 2017 |
289 | Texas Crude, Inc. | Houston, TX 77256 | Oil & Gas Operator | Oct 1995 |
290 | Texas Petroleum Investment Company | Houston, TX 77057 | Oil & Gas Operator | May 2024 |
291 | Texoma Production Co | | Oil & Gas Operator | Jun 1986 |
292 | The Cornell Corporation | Fort Worth, TX 76109 | Oil & Gas Operator | Sep 1993 |
293 | The Dow Chemical Company | | Oil & Gas Operator | Dec 1997 |
294 | The Meridian Res. & Exp. LLC | | Oil & Gas Operator | Sep 2010 |
295 | The Meridian Resource & Exp Co | | Oil & Gas Operator | Dec 2000 |
296 | The Termo Company | Long Beach, CA 90801 | Oil & Gas Operator | Mar 2024 |
297 | Tiger Petroleum | | Oil Operator | Sep 2002 |
298 | Toce Oil Company | | Oil & Gas Operator | Dec 2014 |
299 | Transamerican Energy/Toce Oil | | Oil & Gas Operator | Dec 1994 |
300 | Transamerican-Swepi-Toce Oil | | Oil & Gas Operator | Apr 1990 |