301 | Redstone Operating, Inc. | Austin, TX 78734 | Oil & Gas Operator | Jan 2015 |
302 | Redwood Energy, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Jul 1997 |
303 | Reserve Production, Inc. | Tyler, TX 75713 | Oil & Gas Operator | Mar 2008 |
304 | Reunion Energy Company | Houston, TX 77056 | Oil & Gas Operator | May 1996 |
305 | Rme Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Nov 2016 |
306 | Ro-Jo, Inc. | Highland VLG, TX 75077 | Oil & Gas Operator | Aug 2003 |
307 | Rocc Operating, LLC | Houston, TX 77084 | Oil & Gas Operator | Apr 2024 |
308 | Rockbridge Oil & Gas | Houston, TX 77027 | Oil & Gas Operator | Mar 1990 |
309 | Rockford Energy Partners II, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2007 |
310 | Rockford Energy Partners III,LLC | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2012 |
311 | Rockford Panhandle, LLC | Tulsa, OK 74105 | Oil & Gas Operator | Sep 2008 |
312 | Rodel Oil & Gas Company | Houston, TX 77218 | Oil & Gas Operator | Apr 2024 |
313 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
314 | Rusk County Well Service, Inc | Kilgore, TX 75662 | Gas Operator | Dec 2023 |
315 | Rwa Corporation | Houston, TX 77024 | Oil & Gas Operator | Sep 1999 |
316 | S & J Operating Company | Wichita Falls, TX 76301 | Oil & Gas Operator | Mar 2015 |
317 | Sabalo Exploration Operating,LLC | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Jan 2021 |
318 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Apr 2024 |
319 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
320 | San Dia Producing Company | Deanville, TX 77852 | Oil & Gas Operator | Apr 2024 |
321 | Sanchez-O'Brien Oil & Gas Corp | Houston, TX 77057 | Oil & Gas Operator | May 1998 |
322 | Sandel Energy, Inc. | Huntsville, TX 77342 | Oil & Gas Operator | Apr 2004 |
323 | Sandel Operating Company | Huntsville, TX 77340 | Oil & Gas Operator | Apr 2024 |
324 | Seguro Well Service, Inc. | Gonzales, TX 78629 | Oil & Gas Operator | Apr 2024 |
325 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Feb 2024 |
326 | Seneca Resources Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2017 |
327 | Senora Resources, Inc. | Dime Box, TX 77853 | Oil & Gas Operator | Apr 2024 |
328 | Sequoia Management, LLC | Houston, TX 77060 | Oil & Gas Operator | Nov 2009 |
329 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Jan 2024 |
330 | Shell Western E&P | Houston, TX 77001 | Oil & Gas Operator | Apr 2024 |
331 | Shidler, Mark L., Inc. | Houston, TX 77055 | Oil & Gas Operator | Apr 2024 |
332 | Shield Petroleum | College Sta, TX 77845 | Oil & Gas Operator | Apr 2024 |
333 | Shoreham Oil & Gas Company, Inc. | Katy, TX 77492 | Oil & Gas Operator | Apr 2024 |
334 | Showdown Operating, Inc. | Dallas, TX 75230 | Oil & Gas Operator | May 1996 |
335 | Silver Creek Oil & Gas, LLC | Flower Mound, TX 75022 | Oil & Gas Operator | Apr 2024 |
336 | Silver Creek Resources, LLC | Irving, TX 75038 | Oil & Gas Operator | Apr 2017 |
337 | Sklar & Phillips Oil Co. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2000 |
338 | Smith Petroleum Company | Spring, TX 77389 | Oil & Gas Operator | Apr 2024 |
339 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
340 | South Texas Operating Company | San Antonio, TX 78217 | Oil & Gas Operator | Apr 2024 |
341 | Southern Bay Operating, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Jun 2013 |
342 | Southwest Resources, Inc. | Brenham, TX 77834 | Oil & Gas Operator | Apr 2024 |
343 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
344 | Square One Corporation | Giddings, TX 78942 | Oil & Gas Operator | Dec 2012 |
345 | SSC, Inc. | Lubbock, TX 79408 | Oil & Gas Operator | Apr 2024 |
346 | Stanton Mineral Development Inc | Austin, TX 78759 | Oil & Gas Operator | Apr 2024 |
347 | Star Production, Inc. | Dallas, TX 75360 | Oil & Gas Operator | Apr 2024 |
348 | Steller Energy & Investment Corp | Plano, TX 75093 | Oil & Gas Operator | Feb 2021 |
349 | Stephens & Johnson Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2024 |
350 | Stephens, Autry C. | Midland, TX 79701 | Oil & Gas Operator | Mar 2023 |
351 | Stillwater Petroleum Company | College Sta, TX 77845 | Oil & Gas Operator | Nov 1997 |
352 | Sto Operating Company | San Antonio, TX 78258 | Oil & Gas Operator | Apr 2024 |
353 | Stratlynn, Inc. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
354 | Stroud Energy, LTD. | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2006 |
355 | Stroud Oil Properties, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | May 2013 |
356 | Sundown Energy LP | Dallas, TX 75248 | Oil & Gas Operator | Apr 2024 |
357 | SW Operating, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Sep 2000 |
358 | T & T Production Co. | Victoria, TX 77902 | Oil & Gas Operator | Feb 1995 |
359 | Tandem Energy Corporation | Houston, TX 77056 | Oil & Gas Operator | Apr 2024 |
360 | TC3 Energy Services Company | Bryan, TX 77805 | Oil & Gas Operator | Jan 2005 |
361 | TDC Engineering, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2024 |
362 | Te-Ray Resources, Inc. | Oklahoma City, OK 73108 | Oil & Gas Operator | Mar 2015 |
363 | Te-Ray Resources, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Apr 2024 |
364 | Tekna Synergy Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
365 | Tempo Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
366 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | Apr 2024 |
367 | Texakoma Oil & Gas Corp | Dallas, TX 75240 | Oil & Gas Operator | Sep 2014 |
368 | Texas Onshore Energy, Inc. | Austin, TX 78704 | Oil & Gas Operator | Apr 2024 |
369 | Texas Petroleum Investment Company | Houston, TX 77057 | Oil & Gas Operator | Apr 2024 |
370 | Texas Refining, Inc. | Houston, TX 77057 | Oil & Gas Operator | Aug 2003 |
371 | Texas Royalty Corp. | Austin, TX 78746 | Oil & Gas Operator | Apr 2024 |
372 | Texas State Oil Co. | Irving, TX 75062 | Oil & Gas Operator | Mar 2017 |
373 | Texcal Energy (GP) LLC | Denver, CO 80202 | Oil & Gas Operator | Mar 2016 |
374 | Texican Crude & Hydrocarbons LLC | Houston, TX 77002 | Oil Operator | Sep 2023 |
375 | Texron Operating, LLC | Bulverde, TX 78163 | Oil & Gas Operator | Apr 2024 |
376 | The Termo Company | Long Beach, CA 90801 | Oil & Gas Operator | Feb 2024 |
377 | Torch Energy Services, Inc. | Houston, TX 77010 | Oil & Gas Operator | Sep 2011 |
378 | Torch Oil & Gas Company | Houston, TX 77010 | Oil & Gas Operator | Aug 1997 |
379 | Torch Operating Company | Houston, TX 77010 | Oil & Gas Operator | Mar 2015 |
380 | Tower Resources Inc | Conroe, TX 77304 | Oil & Gas Operator | Apr 2024 |
381 | Trailblazer Energy Resources, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2024 |
382 | Tri-Union Development Corp. | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
383 | Tripp Oil Company Inc | Houston, TX 77023 | Oil & Gas Operator | Jan 1992 |
384 | Truth Resources LP | Conroe, TX 77304 | Oil Operator | Sep 2021 |
385 | Tularosa Operating Company | Kerrville, TX 78029 | Oil & Gas Operator | Apr 2024 |
386 | Twojo, Inc. | Longview, TX 75601 | Oil & Gas Operator | Nov 1996 |
387 | Union Pacific Resources Co. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2002 |
388 | Unit Petroleum Company | Tulsa, OK 74170 | Oil & Gas Operator | Apr 2024 |
389 | United Oil & Minerals L. P. | Austin, TX 78746 | Oil & Gas Operator | Jun 2003 |
390 | United Oil & Minerals, Inc. | Austin, TX 78746 | Oil & Gas Operator | Jan 2001 |
391 | United Resources LP | Austin, TX 78746 | Oil & Gas Operator | Oct 2011 |
392 | Vaalco Energy (USA), Inc. | Houston, TX 77042 | Oil & Gas Operator | Dec 2016 |
393 | Vanco Oil & Gas Corp. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2024 |
394 | Verdun Oil & Gas LLC | Houston, TX 77024 | Oil & Gas Operator | Apr 2024 |
395 | Vess Oil Corporation | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
396 | Vintage Petroleum, Inc. | Houston, TX 77046 | Oil & Gas Operator | Jan 2024 |
397 | Viola Production Inc | Dallas, TX 75251 | Oil & Gas Operator | Apr 2024 |
398 | Vista Resources, Inc. (A) | Midland, TX 79701 | Oil & Gas Operator | Feb 2000 |
399 | Walter Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | May 2009 |
400 | WCS Oil & Gas Corporation | Dallas, TX 75209 | Oil & Gas Operator | Aug 2021 |