301 | Ogden Resources Corporation | Bryan, TX 77802 | Oil & Gas Operator | May 2024 |
302 | Ogden Resources, LTD. | Bryan, TX 77802 | Oil & Gas Operator | Feb 2009 |
303 | Oil Management Corporation | Dallas, TX 75206 | Oil & Gas Operator | Apr 2022 |
304 | Oro Resources, LLC | Austin, TX 78746 | Oil & Gas Operator | May 2024 |
305 | Ovintiv USA Inc. | Denver, CO 80202 | Oil & Gas Operator | May 2024 |
306 | Ows Energy, Inc. | Montgomery, TX 77356 | Oil & Gas Operator | May 2024 |
307 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | May 2024 |
308 | P & C Oil Company | Leona, TX 75850 | Oil & Gas Operator | Mar 2024 |
309 | Palisades Operating Company | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
310 | Palmer Petroleum Inc. | Shreveport, LA 71106 | Oil & Gas Operator | May 2024 |
311 | Par Minerals Corporation | Shreveport, LA 71101 | Oil & Gas Operator | May 2024 |
312 | Paradigm Exploration, L.P. | La Grange, TX 78945 | Oil Operator | Sep 2008 |
313 | Paragon Energy, Inc. | Dallas, TX 75244 | Oil & Gas Operator | May 2024 |
314 | Pardus Oil & Gas Operating, LP | Tulsa, OK 74114 | Oil & Gas Operator | Apr 2022 |
315 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
316 | Patriot Operating Company, Inc. | Houston, TX 77008 | Oil & Gas Operator | Sep 2003 |
317 | Peak Natural Gas Co., LLC | Dallas, TX 75225 | Oil & Gas Operator | Sep 2010 |
318 | Perry Producing Company, Inc. | Ackerly, TX 79713 | Oil & Gas Operator | May 2024 |
319 | Perryman Operating Company | Athens, TX 75751 | Oil & Gas Operator | May 2024 |
320 | Petro-Hunt, L.L.C. | Dallas, TX 75201 | Oil & Gas Operator | May 2024 |
321 | Petro-Smith Operating LLC | Houston, TX 77005 | Oil & Gas Operator | May 2024 |
322 | Petrogulf Corporation | Denver, CO 80202 | Oil & Gas Operator | May 2024 |
323 | PG&E Resources Company | Houston, TX 77042 | Oil & Gas Operator | May 1995 |
324 | Phoenix Hydrocarbons Operating | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
325 | Pintail Production Co., Inc. | Fort Worth, TX 76132 | Oil & Gas Operator | May 2024 |
326 | Pioneer Natural Res. USA, Inc. | Irving, TX 75038 | Oil & Gas Operator | May 2024 |
327 | Pitco Investments, LTD. | Scottsdale, AZ 85261 | Oil & Gas Operator | Jan 2013 |
328 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
329 | Pmo | Garland, TX 75040 | Oil & Gas Operator | Feb 2018 |
330 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | May 2024 |
331 | Premier Natural Resources II,LLC | Tulsa, OK 74105 | Oil & Gas Operator | Feb 2015 |
332 | Premium Exploration Company | Early, TX 76803 | Oil & Gas Operator | May 2024 |
333 | Preston Exploration LLC | Spring, TX 77387 | Oil & Gas Operator | Dec 2014 |
334 | Prime Operating Company | Houston, TX 77024 | Oil & Gas Operator | May 2024 |
335 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
336 | Proline Energy Resources Inc | Sugar Land, TX 77479 | Oil & Gas Operator | May 2024 |
337 | Prospctv Invstmnt & TRDG Co, LTD | Tulsa, OK 74170 | Oil & Gas Operator | May 2001 |
338 | Prosper Oil & Gas,Inc. | Dallas, TX 75201 | Oil & Gas Operator | May 2024 |
339 | Pyramid Oil Of America, Inc. | Oklahoma City, OK 73116 | Oil & Gas Operator | Jan 2024 |
340 | Quantum Oil & Gas Corporation | Oklahoma City, OK 73172 | Oil & Gas Operator | May 2024 |
341 | Ramtex Energy LLC | Tulsa, OK 74152 | Oil & Gas Operator | May 2024 |
342 | Range Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Sep 2021 |
343 | Re-Op Corp. | Houston, TX 77274 | Oil & Gas Operator | May 2024 |
344 | Red Willow Production, LLC | Ignacio, CO 81137 | Oil & Gas Operator | Oct 2015 |
345 | Republic Resources, LLC. | San Antonio, TX 78212 | Oil & Gas Operator | May 2024 |
346 | RHC Energy (USA) LLC | Houston, TX 77027 | Oil Operator | May 2024 |
347 | Ricks Expl Acquisition Corp | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2004 |
348 | Ricks Expl Acquisition LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2013 |
349 | Ridge Petroleum Inc. | Tyler, TX 75701 | Oil & Gas Operator | May 2024 |
350 | Ridley Oil Corporation | Tyler, TX 75702 | Oil & Gas Operator | Nov 1996 |
351 | Riley Exploration, LLC | Blanchard, OK 73010 | Oil & Gas Operator | May 2024 |
352 | Rippy Oil Company | Tyler, TX 75702 | Oil & Gas Operator | May 2024 |
353 | Rise Petroleum Investments LLC | Spring, TX 77386 | Oil & Gas Operator | May 2024 |
354 | River City Resources, Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Nov 1997 |
355 | Rivershore Operating LLC | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
356 | Rme Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Nov 2016 |
357 | Roberts & Hammack, Inc. | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
358 | Rockefeller Hughes (USA) LLC | Houston, TX 77027 | Oil & Gas Operator | Jul 2015 |
359 | Rodessa Operating Company | Corpus Chrsti, TX 78426 | Oil & Gas Operator | May 2024 |
360 | Roosth & Genecov Production Co. | Tyler, TX 75710 | Oil & Gas Operator | Aug 2003 |
361 | Roosth Production Co. | Tyler, TX 75711 | Oil & Gas Operator | May 2024 |
362 | Rose City Resources, LLC | Tyler, TX 75703 | Oil & Gas Operator | May 2024 |
363 | RRCH Corp. | Longview, TX 75606 | Oil & Gas Operator | Dec 2013 |
364 | Rusk Energy Operating LLC | Houston, TX 77040 | Oil & Gas Operator | May 2024 |
365 | Rwa, LLC | Boyd, TX 76023 | Oil & Gas Operator | May 2024 |
366 | Sabine Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
367 | Samson Exploration LLC | Tulsa, OK 74101 | Oil & Gas Operator | Mar 2024 |
368 | Samson Hydrocarbons Company | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2016 |
369 | Samson Lone Star LP | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2007 |
370 | Samson Lone Star, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2024 |
371 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
372 | Sandel Energy, Inc. | Huntsville, TX 77342 | Oil & Gas Operator | Apr 2004 |
373 | Sandel Operating Company | Huntsville, TX 77340 | Oil & Gas Operator | May 2024 |
374 | Sanhall Corporation | Huntsville, TX 77340 | Oil & Gas Operator | Oct 1993 |
375 | Saxet Operating Co.,Inc. | Madisonville, TX 77864 | Oil & Gas Operator | May 2024 |
376 | SDG Operating Company, Inc | Tyler, TX 75701 | Oil & Gas Operator | May 2024 |
377 | Seagull Energy E & P Inc | Houston, TX 77002 | Oil & Gas Operator | Jan 2015 |
378 | Senora Resources, Inc. | Dime Box, TX 77853 | Oil & Gas Operator | May 2024 |
379 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Jan 2024 |
380 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
381 | Shoco Production, L.P. | Kilgore, TX 75663 | Oil & Gas Operator | May 2020 |
382 | Showhorn Holding Co., L.L.C. | Normangee, TX 77871 | Oil Operator | May 2024 |
383 | Shubuta Oil Corporation | Houston, TX 77056 | Oil & Gas Operator | Sep 1998 |
384 | Sikes Operating, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Jun 2003 |
385 | Sinclair Oil & Gas Company | Salt Lake Cty, UT 84130 | Oil & Gas Operator | May 2024 |
386 | Sklar Exploration Company LLC | Shreveport, LA 71101 | Oil & Gas Operator | May 2024 |
387 | Smith Oil Company | Smackover, AR 71762 | Oil Operator | Mar 2024 |
388 | Smith Petroleum Company | Spring, TX 77389 | Oil & Gas Operator | May 2024 |
389 | SND Operating, L.L.C. | Kilgore, TX 75663 | Oil & Gas Operator | May 2024 |
390 | Sonat Exploration Company -Tyler | Houston, TX 77251 | Oil & Gas Operator | Dec 1999 |
391 | Southwest Operating, Inc.-Tyler | Tyler, TX 75701 | Oil & Gas Operator | May 2024 |
392 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
393 | Speller Oil Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Jan 2024 |
394 | Spence Energy Company | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
395 | Spicer Oil Company, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Dec 2008 |
396 | Spicewood Operating Company, LLC | Austin, TX 78746 | Oil & Gas Operator | May 2024 |
397 | Spindletop Oil & Gas Co. | Dallas, TX 75230 | Oil & Gas Operator | May 2024 |
398 | St. Johns Operating #1 L.P. | Houston, TX 77060 | Oil & Gas Operator | Aug 2023 |
399 | Stallion Oil Company | Lafayette, LA 70505 | Oil & Gas Operator | Jun 2004 |
400 | Stratco Operating Co Inc | Austin, TX 78701 | Oil & Gas Operator | May 2024 |