501 | Stoneburner Exploration, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Oct 1997 |
502 | Stroud Petroleum, Inc. | Shreveport, LA 71162 | Oil & Gas Operator | Dec 2024 |
503 | Sulphur River Exploration, Inc. | Dallas, TX 75244 | Oil & Gas Operator | Dec 2024 |
504 | Summit Exploration, L.L.C. | Tulsa, OK 74119 | Oil & Gas Operator | Mar 2008 |
505 | Sydri Operating, LLC | Dallas, TX 75231 | Oil & Gas Operator | Dec 2024 |
506 | T & G Oil, Inc. | White Oak, TX 75693 | Oil & Gas Operator | Dec 2010 |
507 | T & J Oil Production, L.L.C. | Lone Grove, OK 73443 | Oil & Gas Operator | Sep 2024 |
508 | T M Hopkins Operating Co | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2002 |
509 | T. J. Oil And Gas, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2002 |
510 | T.O.I. | Midland, TX 79710 | Oil & Gas Operator | Mar 2001 |
511 | Tanos Exploration II, LLC | Tyler, TX 75701 | Oil & Gas Operator | Sep 2023 |
512 | Tanos Exploration, LLC | Houston, TX 77010 | Oil & Gas Operator | Oct 2018 |
513 | Tascosa Petroleum Corporation | Amarillo, TX 79105 | Oil & Gas Operator | Dec 2024 |
514 | Tate, Larry V. Operating, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Apr 2002 |
515 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | Dec 2024 |
516 | Texas Energy Operations, LC | Wichita Falls, TX 76301 | Oil & Gas Operator | Dec 2024 |
517 | Texas M.O.R., Inc. | Corsicana, TX 75109 | Oil Operator | Sep 2013 |
518 | Texas Royalty Corp. | Austin, TX 78746 | Oil & Gas Operator | Dec 2024 |
519 | Texlan Oil Company, Inc. | Tyler, TX 75701 | Oil & Gas Operator | Nov 1994 |
520 | Texlan Oil Company, L.C. | Tyler, TX 75711 | Oil & Gas Operator | Aug 2003 |
521 | Texstar Petroleum, Inc. | Houston, TX 77002 | Oil & Gas Operator | Nov 2000 |
522 | TGNR East Texas II LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
523 | TGNR East Texas LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
524 | TGNR Gulf Coast LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
525 | The Houston Exploration Company | Houston, TX 77002 | Oil & Gas Operator | Apr 2017 |
526 | Three J Energy, Inc. | Seguin, TX 78155 | Oil & Gas Operator | Dec 2024 |
527 | Three Sisters Petroleum, Inc. | Oil City, LA 71061 | Oil & Gas Operator | Jul 2024 |
528 | Titan Rock E&P, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jan 2024 |
529 | Tola Production Company | Dallas, TX 75367 | Oil & Gas Operator | Dec 2024 |
530 | Toomey Oil Company Inc | Tulsa, OK 74120 | Oil & Gas Operator | Oct 2024 |
531 | Torch Energy Services, Inc. | Houston, TX 77010 | Oil & Gas Operator | Sep 2011 |
532 | Trans-Texas Resources, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Feb 1993 |
533 | Tri "M" Oil & Gas | Muenster, TX 76252 | Oil & Gas Operator | Dec 2024 |
534 | Tri-Am Operating Company | Frankston, TX 75763 | Oil & Gas Operator | Dec 2024 |
535 | Triple "S" Resources Inc | Sapulpa, OK 74066 | Oil & Gas Operator | Jun 1995 |
536 | Triple J Investments Inc | Longview, TX 75606 | Oil & Gas Operator | Feb 2023 |
537 | Triple M Saltwater Disposal, LP | Kilgore, TX 75663 | Oil Operator | Dec 2024 |
538 | Trivium Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 2024 |
539 | Truth Resources LP | Houston, TX 77090 | Oil Operator | Sep 2021 |
540 | Txok Texas Energy Resources,L.P. | Dallas, TX 75251 | Oil & Gas Operator | Apr 2008 |
541 | TXX Operating LLC | Shreveport, LA 71133 | Oil & Gas Operator | Dec 2024 |
542 | Tyler Oil & Gas Inc. | Tyler, TX 75702 | Oil & Gas Operator | Sep 2004 |
543 | U. S. Operating, Inc. | Dallas, TX 75252 | Oil & Gas Operator | Dec 2024 |
544 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
545 | Union Pacific Resources Co. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2002 |
546 | Unit Petroleum Company | Tulsa, OK 74170 | Oil & Gas Operator | Dec 2024 |
547 | Universal Resources Corp. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jan 2000 |
548 | Ursus Oil And Gas | Tyler, TX 75703 | Oil & Gas Operator | Dec 2024 |
549 | Usfg Oil & Gas, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Dec 2005 |
550 | Valence Operating Company | Kingwood, TX 77339 | Oil & Gas Operator | Dec 2024 |
551 | Van Oil Co Inc | Fort Worth, TX 76116 | Oil Operator | Dec 1997 |
552 | Vaquero Gas Company,Incorporated | Houston, TX 77002 | Oil & Gas Operator | Dec 1996 |
553 | Vector Energy Corporation | Houston, TX 77060 | Oil & Gas Operator | Dec 2024 |
554 | Venus Oil Company | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2002 |
555 | Verado Energy, Inc. | Allen, TX 75013 | Oil & Gas Operator | Dec 2024 |
556 | Vista Oil & Gas, Inc. | The Woodlands, TX 77382 | Oil & Gas Operator | Feb 2000 |
557 | Vtex Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Dec 2024 |
558 | W.H.D., Inc. | Euless, TX 76039 | Oil & Gas Operator | Aug 1998 |
559 | Wagner & Brown, LTD. | Midland, TX 79702 | Oil & Gas Operator | Aug 2014 |
560 | Walter Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | May 2009 |
561 | Warren American Oil Co | Tulsa, OK 74147 | Oil & Gas Operator | Oct 2024 |
562 | Weatherly Oil & Gas, LLC | Dallas, TX 75206 | Oil & Gas Operator | Dec 2024 |
563 | West Mountain Operating Co, Inc. | Longview, TX 75604 | Oil & Gas Operator | Feb 2019 |
564 | Western Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2024 |
565 | White Marlin Operating Company, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
566 | Whittington, G. R. | Amarillo, TX 79109 | Oil & Gas Operator | Jan 1994 |
567 | Whittington, G. R. Estate | Amarillo, TX 79109 | Oil & Gas Operator | Mar 2008 |
568 | Wilco Properties, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Jan 2004 |
569 | Wilcox Operating Corporation | Shreveport, LA 71115 | Oil & Gas Operator | Dec 2024 |
570 | Williams, Clayton Energy, Inc. | Houston, TX 77070 | Oil & Gas Operator | Dec 2024 |
571 | Willow Springs Prod. Serv.,LLC | Kilgore, TX 75663 | Oil & Gas Operator | Aug 1997 |
572 | Willow Springs Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Sep 1999 |
573 | Wilson Hydrocarbon Inc. | Houston, TX 77066 | Oil & Gas Operator | Dec 2024 |
574 | Wimco | Dallas, TX 75229 | Oil & Gas Operator | Jul 2008 |
575 | Woodbine Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2024 |
576 | WTR Operating LLC | Troup, TX 75789 | Gas Operator | Dec 2024 |
577 | WTXR Operating (Texas), Inc. | Carrollton, TX 75007 | Oil Operator | Dec 2024 |
578 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |
579 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Dec 2024 |
580 | Xtreme Operating Company LLC | Flower Mound, TX 75022 | Oil Operator | Dec 2024 |
581 | Young, Clint Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
582 | Zivney Energy | White Oak, TX 75693 | Oil & Gas Operator | Dec 2024 |
583 | Zoe Oil & Energy, LP | Fort Worth, TX 76148 | Oil & Gas Operator | Dec 2024 |
584 | Zone Energy, LLC | Houston, TX 77251 | Oil & Gas Operator | Jul 2024 |
585 | ZTH Operating, LLC | Arp, TX 75750 | Oil & Gas Operator | Dec 2024 |