501 | Sunburst, Inc. | Wheat Ridge, CO 80033 | Oil & Gas Operator | Feb 2024 |
502 | Suncoast Investments Co., Inc. | Plano, TX 75074 | Oil & Gas Operator | Oct 2001 |
503 | Sutton Producing Corp. | San Antonio, TX 78270 | Oil & Gas Operator | May 2024 |
504 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |
505 | T & T Production Co. | Victoria, TX 77902 | Oil & Gas Operator | Feb 1995 |
506 | Tamarack Petroleum Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | May 2024 |
507 | Targa Pipeline Mid-Continent LLC | Sulphur, LA 70665 | Oil & Gas Operator | Jun 2018 |
508 | Tech Resources, Inc. | Georgetown, TX 78628 | Oil & Gas Operator | Dec 2001 |
509 | Tekna Synergy Corporation | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
510 | Terrafina Energy, LLC | San Antonio, TX 78280 | Oil & Gas Operator | May 2024 |
511 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | May 2024 |
512 | Texakoma Oil & Gas Corp | Dallas, TX 75240 | Oil & Gas Operator | Sep 2014 |
513 | Texan Production | Pearsall, TX 78061 | Oil & Gas Operator | Aug 2003 |
514 | Texan Production Company, Inc. | Canyon Lake, TX 78133 | Oil & Gas Operator | May 2024 |
515 | Texas American Resources Company | Austin, TX 78701 | Oil & Gas Operator | May 2024 |
516 | Texas Crude, Inc. | Houston, TX 77256 | Oil & Gas Operator | Oct 1995 |
517 | Texas International Resource LLC | Allen, TX 75013 | Oil Operator | May 2024 |
518 | Texas Oil And Gas Operating, LLC | Friendswood, TX 77546 | Oil & Gas Operator | May 2024 |
519 | Texas Southern Petroleum Corp. | Corpus Chrsti, TX 78410 | Oil & Gas Operator | May 2024 |
520 | Texas Sunset Energy And Ent Inc | Victoria, TX 77904 | Oil Operator | Aug 2003 |
521 | Texas, Les & Co. | Austin, TX 78746 | Oil & Gas Operator | May 2024 |
522 | Texas-Ohio Producing Company | Spring, TX 77383 | Oil & Gas Operator | Jul 1995 |
523 | Texican Crude & Hydrocarbons LLC | Houston, TX 77002 | Oil Operator | Sep 2023 |
524 | Texokan Operating, Inc. | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
525 | Texstar North America, Inc. | Waynesboro, MS 39367 | Oil & Gas Operator | Aug 1994 |
526 | Thalmann Oil Field Service, Inc. | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Mar 2008 |
527 | Thalmann, David Vac Service Inc | Carrizo SPGS, TX 78834 | Oil & Gas Operator | May 2024 |
528 | Thunder Oil & Gas, LLC | Ardmore, OK 73402 | Oil & Gas Operator | Jan 2024 |
529 | Tide West Oil Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2021 |
530 | Tipperary Oil & Gas Corp | Denver, CO 80202 | Oil & Gas Operator | May 2014 |
531 | Tiza Energy, Inc. | Austin, TX 78715 | Oil & Gas Operator | May 2024 |
532 | Trailblazer Energy Resources, LLC | Tulsa, OK 74136 | Oil & Gas Operator | May 2024 |
533 | Traton Operating Company | Kingwood, TX 77339 | Oil & Gas Operator | Mar 2019 |
534 | Tree Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | May 2024 |
535 | Trek Resources, Inc. | Dallas, TX 75207 | Oil & Gas Operator | May 2024 |
536 | Trinity Operating (Usg), LLC | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
537 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
538 | Trump Energy | Austin, TX 78734 | Oil & Gas Operator | Mar 2008 |
539 | Truth Resources LP | Conroe, TX 77304 | Oil Operator | Sep 2021 |
540 | Tularosa Operating Company | Kerrville, TX 78029 | Oil & Gas Operator | May 2024 |
541 | Tulsa Minerals Inc | Tulsa, OK 74136-1045 | Oil & Gas Operator | May 2013 |
542 | Turner, M. O. | San Antonio, TX 78278 | Oil & Gas Operator | Apr 2003 |
543 | TX Petroleum Company | Corpus Chrsti, TX 78412 | Oil & Gas Operator | Apr 1996 |
544 | U.S. Enercorp, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2019 |
545 | U.S. Energy Development Corp | Arlington, TX 76011 | Oil & Gas Operator | May 2024 |
546 | U.S.A. Plugging Company | Pearsall, TX 78061 | Oil & Gas Operator | May 2024 |
547 | Union Pacific Austin Chalk Co. | Fort Worth, TX 76101 | Oil & Gas Operator | Jan 2001 |
548 | Union Pacific Resources Co. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2002 |
549 | United Operating, LLC *** | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
550 | United Texas Petroleum Inc. | McKinney, TX 75070 | Oil & Gas Operator | May 2024 |
551 | V/J Oil Company | Yancey, TX 78886 | Oil & Gas Operator | Oct 2015 |
552 | Vac-U-Lift Production Co.,Inc. | Lake Forest, CA 92630 | Oil & Gas Operator | May 2024 |
553 | Valence Operating Company | Kingwood, TX 77339 | Oil & Gas Operator | May 2024 |
554 | Vanco Oil & Gas Corp. | Abilene, TX 79604 | Oil & Gas Operator | May 2024 |
555 | Venado Operating Company LLC | Austin, TX 78738 | Oil & Gas Operator | Mar 2022 |
556 | Vermillion Production, Inc. | Pearsall, TX 78061 | Oil & Gas Operator | May 2024 |
557 | Viceroy Petroleum GP, LLC | Rockdale, TX 76567 | Oil & Gas Operator | Feb 2010 |
558 | Viceroy Petroleum, LP | College Sta, TX 77845 | Oil & Gas Operator | May 2024 |
559 | Viola Prod., Inc. | Dallas, TX 75251 | Oil & Gas Operator | May 2024 |
560 | Virtex Operating Company, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Oct 2023 |
561 | Virtex Petroleum Company, Inc. | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Jan 2008 |
562 | Warren American Oil Co | Tulsa, OK 74147 | Oil & Gas Operator | Mar 2024 |
563 | Watco Energy, Inc. | Tyler, TX 75713 | Oil & Gas Operator | Apr 1996 |
564 | Waters Eng. & Operating, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Sep 2013 |
565 | Watson Energy Investments, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2024 |
566 | Wayne E. Glenn Associates, Inc. | Dickinson, TX 77539 | Oil & Gas Operator | Jan 2016 |
567 | WCS Oil & Gas Corporation | Dallas, TX 75209 | Oil & Gas Operator | Aug 2021 |
568 | Web Well Tending Service, Inc. | Vienna, WV 26105 | Oil & Gas Operator | Nov 2011 |
569 | Weber Energy Corporation | Dallas, TX 75219 | Oil & Gas Operator | Feb 2017 |
570 | Wen-Be | Jourdanton, TX 78026 | Oil & Gas Operator | May 2024 |
571 | Western Field Exploration, Inc. | Dilley, TX 78017 | Oil & Gas Operator | May 2024 |
572 | Wetzel Oil Company | Austin, TX 78738 | Oil & Gas Operator | May 2007 |
573 | White Oak Operating Company LLC | Houston, TX 77077 | Oil & Gas Operator | May 2024 |
574 | Wild Cat Operating Company | Victoria, TX 77903 | Oil & Gas Operator | Mar 2008 |
575 | Wiley Lease Co., LTD. | Jourdanton, TX 78026 | Oil Operator | May 2024 |
576 | Williams, Clayton Energy, Inc. | Houston, TX 77070 | Oil & Gas Operator | May 2024 |
577 | Williams, Clayton Energy, L.L.C | Midland, TX 79705 | Oil & Gas Operator | May 1993 |
578 | Williams, Clayton W., Jr., Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2008 |
579 | Windsor Exploration Company | Dallas, TX 75204 | Oil & Gas Operator | Jan 1994 |
580 | Wiser Oil Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2019 |
581 | World Energy Corporation | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
582 | WSM | New Braunfels, TX 78132 | Oil Operator | May 2024 |
583 | WSM LLC | New Braunfels, TX 78132 | Oil Operator | May 2024 |
584 | WTXR Operating (Texas), Inc. | Carrollton, TX 75007 | Oil Operator | May 2024 |
585 | Zaza Energy, LLC | Houston, TX 77010 | Oil & Gas Operator | May 2024 |
586 | Zorra Oil & Gas | Dilley, TX 78017 | Oil & Gas Operator | May 2024 |