501 | Roanoke Corporation | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 1995 |
502 | Robertson Resources, Inc. | Midland, TX 79708 | Oil & Gas Operator | Apr 2024 |
503 | Roca Resource Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
504 | Rockport Energy Solutions LLC | Austin, TX 78730 | Oil & Gas Operator | Apr 2024 |
505 | Roosth Production Co. | Tyler, TX 75711 | Oil & Gas Operator | Apr 2024 |
506 | Rosetta Resources Operating LP | San Antonio, TX 78216 | Oil & Gas Operator | Apr 2024 |
507 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
508 | Rover Petroleum Operating, LLC | Plano, TX 75075 | Oil & Gas Operator | Apr 2024 |
509 | Roxanna Oil Company | Oklahoma City, OK 73120-2717 | Oil Operator | Aug 2016 |
510 | Royalty Operating, Inc. | Richardson, TX 75081 | Oil & Gas Operator | Nov 2007 |
511 | Rrig Exploration, LLC | Fort Worth, TX 76147 | Oil & Gas Operator | Apr 2024 |
512 | Rubicon Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
513 | Ruwco Oil And Gas Corp. | Austin, TX 78701 | Oil & Gas Operator | Aug 2021 |
514 | S & P Energy | Benbrook, TX 76126 | Oil & Gas Operator | Oct 1994 |
515 | Sabine Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
516 | Sabre Operating, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2024 |
517 | Saga Pet. LTD Liability Co Of Co | Midland, TX 79701 | Oil & Gas Operator | Apr 2004 |
518 | Saga Petroleum LLC Of Colorado | Norman, OK 73072 | Oil & Gas Operator | Apr 2024 |
519 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Apr 2024 |
520 | Saguaro Petroleum, LLC | Austin, TX 78746 | Oil & Gas Operator | Apr 2024 |
521 | Sahara Operating Company | Midland, TX 79704 | Oil & Gas Operator | Apr 2024 |
522 | Samson Exploration LLC | Tulsa, OK 74101 | Oil & Gas Operator | Feb 2024 |
523 | Samson Hydrocarbons Company | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2016 |
524 | Samson Lone Star LP | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2007 |
525 | Samson Lone Star, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2024 |
526 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
527 | Sandridge Exploration And Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
528 | Saturn Oil And Development Corp. | Carlsbad, NM 88220 | Oil & Gas Operator | Apr 2024 |
529 | Savannah Ross And Company, LLC | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
530 | Sbog, LLC | Granbury, TX 76048 | Oil & Gas Operator | Feb 2021 |
531 | Scythian, LTD. | Midland, TX 79701 | Oil & Gas Operator | Dec 2020 |
532 | Seaboard Oil Company | Midland, TX 79710 | Oil & Gas Operator | Mar 2008 |
533 | Seaboard Operating Co. | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
534 | Seguro Oil And Gas, LLC | Midland, TX 79702 | Oil & Gas Operator | Feb 2024 |
535 | Sha-Jam Operating Corp. | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
536 | Shaida, John H. | Wichita, KS 67226 | Oil & Gas Operator | Apr 2024 |
537 | Shale Energy LLC | Jeffersonville, KY 40337 | Oil Operator | Dec 2018 |
538 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Dec 2023 |
539 | Shell Western E&P | Houston, TX 77001 | Oil & Gas Operator | Apr 2024 |
540 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
541 | Shenandoah Petroleum Corporation | Midland, TX 79705 | Oil & Gas Operator | Apr 2024 |
542 | Sheridan Production Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2023 |
543 | Shinnery Oil Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
544 | Shoreham Oil & Gas Company, Inc. | Katy, TX 77492 | Oil & Gas Operator | Apr 2024 |
545 | Siete Oil And Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
546 | Siltstone Resources Op II, LLC | Wilmington, DE 19801 | Oil & Gas Operator | Apr 2024 |
547 | Silverback Operating, LLC | San Antonio, TX 78257 | Oil & Gas Operator | Oct 2016 |
548 | Simon, W. D. Oil Co. | Kermit, TX 79745 | Oil & Gas Operator | Apr 2024 |
549 | Slack, R. C. | Pecos, TX 79772 | Oil & Gas Operator | Jul 2000 |
550 | Sledge Bros. Oil Co. | Midland, TX 79702 | Oil & Gas Operator | Mar 2016 |
551 | SMC Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
552 | Snow Oil & Gas Inc. | Andrews, TX 79714 | Oil & Gas Operator | Apr 2024 |
553 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
554 | Solis Partners, L.L.C. | Midland, TX 79707 | Oil & Gas Operator | Jan 2024 |
555 | Sonat Exploration Co. - Midland | Houston, TX 77251 | Oil & Gas Operator | Mar 1999 |
556 | Sonat Exploration Company -Tyler | Houston, TX 77251 | Oil & Gas Operator | Dec 1999 |
557 | Sonoran Energy Inc. | Addison, TX 75001 | Oil & Gas Operator | Apr 2024 |
558 | Southern Union Exploration Co. | Austin, TX 78701 | Oil & Gas Operator | Feb 2002 |
559 | Southwest Energy LP | Houston, TX 77002 | Oil & Gas Operator | Sep 2022 |
560 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
561 | Spiller Operating Co., Inc. | Round Rock, TX 78665 | Oil & Gas Operator | May 2015 |
562 | Staley Operating Co. | Midland, TX 79702 | Oil & Gas Operator | Jul 2021 |
563 | Stallion Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Oct 2017 |
564 | Stanolind Operating Corp. | Midland, TX 79701 | Oil & Gas Operator | Apr 2008 |
565 | Steward Energy, LLC | Frisco, TX 75034 | Oil & Gas Operator | Nov 2014 |
566 | Stickney Oil & Gas, Inc. | Midland, TX 79704 | Oil & Gas Operator | Nov 2014 |
567 | Stickney, F. C., Inc. | Midland, TX 79704 | Oil & Gas Operator | Oct 1998 |
568 | Strand Energy, L.C. | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
569 | Stratco Operating Co Inc | Austin, TX 78701 | Oil & Gas Operator | Apr 2024 |
570 | Synergex Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Dec 2023 |
571 | Synergy Oil & Gas, Inc. (A) | Houston, TX 77024 | Oil & Gas Operator | Aug 2001 |
572 | T & C Oil, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Apr 2024 |
573 | T-N-T Engineering, Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Apr 2024 |
574 | Tall City Operations III LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2023 |
575 | Talus Inc | Graham, TX 76450-1210 | Oil & Gas Operator | Feb 2017 |
576 | Tamarack Petroleum Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
577 | Tap Rock Operating, LLC | Golden, CO 80401 | Oil & Gas Operator | Apr 2024 |
578 | Targa Midstream Services LLC | Houston, TX 77002 | Oil Operator | Mar 2023 |
579 | Taurus Exploration U.S.A., Inc. | Midland, TX 79705 | Oil & Gas Operator | Nov 1998 |
580 | Taylor, Ben J. Inc. | Fort Worth, TX 76185 | Oil & Gas Operator | Feb 2022 |
581 | TC Oil And Gas, LLC | Denton, TX 76205 | Oil Operator | Apr 2024 |
582 | Tejas Permian Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
583 | Teke Production LLC | Austin, TX 78746 | Oil Operator | Apr 2024 |
584 | Tema Oil And Gas Company | Houston, TX 77084 | Oil & Gas Operator | Apr 2024 |
585 | Tema Oil And Gas, LLC | Houston, TX 77040 | Oil & Gas Operator | Apr 2000 |
586 | Tess Oil Company | Borger, TX 79008 | Oil & Gas Operator | Mar 2008 |
587 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | Apr 2024 |
588 | Texasgulf Inc. | Newgulf, TX 77462 | Oil & Gas Operator | Jul 1994 |
589 | Texland-Rector & Schumacher | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2000 |
590 | Thompson, J. Cleo | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
591 | Three Rivers Oper Co III LLC | Austin, TX 78735 | Oil & Gas Operator | Nov 2017 |
592 | Three Rivers Operating Co LLC | Austin, TX 78735 | Oil & Gas Operator | Mar 2017 |
593 | Three-B Oil Company, The | Monahans, TX 79756 | Oil & Gas Operator | Apr 2024 |
594 | Titan Resources I, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2000 |
595 | Titus Oil & Gas Production, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Sep 2022 |
596 | TMBR/Sharp Drilling, Inc. | Midland, TX 79703 | Oil & Gas Operator | Feb 2004 |
597 | Topat Oil Corporation | Midland, TX 79701 | Oil & Gas Operator | Sep 2017 |
598 | Trey Resources Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2023 |
599 | Triple "N" Services, Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
600 | Triple J Investments Inc | Longview, TX 75606 | Oil & Gas Operator | Feb 2023 |