401 | Pillar Energy, LLC | Charleston, WV 25312-5987-5987 | Oil & Gas Operator | Dec 2023 |
402 | Pioneer Natural Res. USA, Inc. | Irving, TX 75038 | Oil & Gas Operator | May 2024 |
403 | Pioneer Natural Resources USA Inc | Irving, TX 75039 | Oil & Gas Operator | Jan 2024 |
404 | Pitco Investments, LTD. | Scottsdale, AZ 85261 | Oil & Gas Operator | Jan 2013 |
405 | Pitts Energy Co. | Midland, TX 79707 | Oil & Gas Operator | May 2024 |
406 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
407 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
408 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
409 | Plains Production Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
410 | Platform Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
411 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | May 2024 |
412 | PPC Operating Company LLC | Houston, TX 77279 | Oil & Gas Operator | Jul 2019 |
413 | Prasad, Hari Production Co. | Midland, TX 79701 | Oil & Gas Operator | May 2024 |
414 | Prasad, LTD. | Midland, TX 79701 | Oil & Gas Operator | Sep 2006 |
415 | Premier Natural Resources, L.P. | Tulsa, OK 74105 | Oil & Gas Operator | Feb 2007 |
416 | Premier Natural Resources, LLC | Tulsa, OK 74136 | Oil & Gas Operator | May 2024 |
417 | Premier Operating Company | Tulsa, OK 74153 | Gas Operator | Nov 1996 |
418 | Prime Operating Company | Houston, TX 77024 | Oil & Gas Operator | May 2024 |
419 | Pro- Gas, Inc. | Midland, TX 79711 | Oil & Gas Operator | May 2024 |
420 | Probity Operating, LLC | Midland, TX 79708 | Oil & Gas Operator | Jul 2014 |
421 | Pure Resources, L.P. | Midland, TX 79701 | Oil & Gas Operator | Mar 2006 |
422 | Purvis Oil Corp | Midland, TX 79702 | Oil & Gas Operator | Jul 1994 |
423 | Purvis Operating Co. | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
424 | Purvis, J. H. | Midland, TX 79702 | Oil & Gas Operator | Dec 1994 |
425 | QP, Inc. | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
426 | Qualia, C. F. Operating,Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2013 |
427 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Jan 2024 |
428 | Quay Valley, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2007 |
429 | Questar Expl. And Prod. Co. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jul 2011 |
430 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
431 | Ram Operating Inc. | Browns, IL 62818 | Oil & Gas Operator | Aug 2008 |
432 | Ramtex Energy LLC | Tulsa, OK 74152 | Oil & Gas Operator | May 2024 |
433 | Ranger 40 Petroleum, LLC | Fairfield, CT 06824 | Oil & Gas Operator | May 2024 |
434 | Rattler Midstream Operating LLC | Midland, TX 79701 | Oil Operator | May 2024 |
435 | Rayden | Midland, TX 79711 | Oil & Gas Operator | May 2024 |
436 | RBJ & Associates, LP | Midland, TX 79707 | Oil Operator | Jan 2020 |
437 | Reatta Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
438 | Regent Oil & Gas Company, L.P. | Dallas, TX 75225 | Oil & Gas Operator | Sep 2006 |
439 | Regions Energy LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2016 |
440 | Regions Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
441 | Remo, Inc. | Odessa, TX 79760 | Oil & Gas Operator | May 2003 |
442 | Rendova Oil Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2002 |
443 | Resolute Natural Res. Co., LLC | Midland, TX 79706 | Oil & Gas Operator | May 2024 |
444 | Reverence Operating LLC | Odessa, TX 79768 | Oil & Gas Operator | May 2024 |
445 | Rex Energy Operating Corp. | State College, PA 16801 | Oil & Gas Operator | Jun 2012 |
446 | Reynolds E & P, Inc. | Shreveport, LA 71105 | Oil & Gas Operator | May 2024 |
447 | Ricks Exploration, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
448 | Rim Operating, Inc. | Englewood, CO 80112 | Oil & Gas Operator | May 2024 |
449 | Rio Oil And Gas (Permian) II,LLC | The Woodlands, TX 77382 | Oil & Gas Operator | May 2024 |
450 | Rising Star Energy, L.L.C. | Dallas, TX 75219 | Oil & Gas Operator | Aug 2006 |
451 | Rittenhouse Oil & Gas Co. | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
452 | Rki Exploration & Production LLC | Tulsa, OK 74172 | Oil & Gas Operator | May 2024 |
453 | Rme Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Nov 2016 |
454 | Roberts & Hammack, Inc. | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
455 | Robertson Resources, Inc. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
456 | Rock Fish Operating LLC | McKinney, TX 75070 | Oil & Gas Operator | May 2024 |
457 | Romine Oil & Gas, LLC | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
458 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | May 2024 |
459 | RP Operating, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
460 | RSP Permian, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2018 |
461 | Rust Oil Corp. | Fort Worth, TX 76108 | Oil & Gas Operator | May 2024 |
462 | Sahara Operating Company | Midland, TX 79704 | Oil & Gas Operator | May 2024 |
463 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
464 | Samson Hydrocarbons Company | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2016 |
465 | Samson Lone Star LP | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2007 |
466 | Samson Lone Star, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2024 |
467 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
468 | Sandridge Exploration And Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2024 |
469 | Santa Fe Energy Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
470 | Santa Fe Snyder Corporation | Houston, TX 77024 | Oil & Gas Operator | Oct 2000 |
471 | Schlagal, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2016 |
472 | Scout Energy Management LLC | Dallas, TX 75240 | Oil & Gas Operator | May 2024 |
473 | Scythian, LTD. | Midland, TX 79701 | Oil & Gas Operator | Dec 2020 |
474 | Se USA Operating, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2009 |
475 | Seaboard Operating Co. | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
476 | Shackelford,Frank Oil Properties | Midland, TX 79701 | Oil & Gas Operator | Aug 1997 |
477 | Shale Energy LLC | Jeffersonville, KY 40337 | Oil Operator | Dec 2018 |
478 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Jan 2024 |
479 | Shenandoah Petroleum Corporation | Midland, TX 79705 | Oil & Gas Operator | May 2024 |
480 | Shidler, Mark L., Inc. | Houston, TX 77055 | Oil & Gas Operator | May 2024 |
481 | Shifflett Operating Company | Snyder, TX 79550 | Oil & Gas Operator | May 2024 |
482 | Siegfried R H Inc | Tulsa, OK 74104 | Oil & Gas Operator | Mar 2008 |
483 | Silver Creek Oil & Gas, LLC | Flower Mound, TX 75022 | Oil & Gas Operator | May 2024 |
484 | Six-S Properties, Inc. | Austin, TX 78767 | Oil & Gas Operator | May 2024 |
485 | Slant Operating, LLC | Lafayette, LA 70503 | Oil & Gas Operator | May 2024 |
486 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | May 2024 |
487 | SMC Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
488 | Smith Brothers Oil & Gas, Inc. | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
489 | Smith Pipe Of Abilene | Abilene, TX 79608 | Oil & Gas Operator | May 2024 |
490 | Snow Oil & Gas Inc. | Andrews, TX 79714 | Oil & Gas Operator | May 2024 |
491 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
492 | Sojourner Drilling Corporation | Abilene, TX 79604 | Oil & Gas Operator | May 2024 |
493 | Southland Royalty Company | Houston, TX 77210 | Oil & Gas Operator | Sep 2011 |
494 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
495 | Spiral Energy Corp. | Midland, TX 79705 | Oil & Gas Operator | Dec 2019 |
496 | Spirit O&G Operating, LLC | Houston, TX 77010 | Oil & Gas Operator | May 2024 |
497 | Spur Energy | Midland, TX 79708 | Oil & Gas Operator | Mar 1996 |
498 | St. Mary Land & Exploration Co | Denver, CO 80201 | Oil & Gas Operator | Jun 2010 |
499 | Stagg Investment Group, Inc. | Midland, TX 79701 | Oil Operator | May 2013 |
500 | Stallion Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Oct 2017 |