401 | Pinon Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
402 | Pioneer Natural Res. USA, Inc. | Irving, TX 75038 | Oil & Gas Operator | Mar 2025 |
403 | Pioneer Resources Producing, L.P | Irving, TX 75039 | Oil & Gas Operator | Feb 2001 |
404 | Pitts Energy Co. | Midland, TX 79707 | Oil & Gas Operator | Mar 2025 |
405 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
406 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
407 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
408 | Pogo Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jan 2008 |
409 | PPC Operating Company LLC | Houston, TX 77279 | Oil & Gas Operator | Jul 2019 |
410 | Prasad, Hari Production Co. | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
411 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
412 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Dec 2024 |
413 | Pure Resources, L.P. | Midland, TX 79701 | Oil & Gas Operator | Mar 2006 |
414 | Purvis Operating Co. | Midland, TX 79710 | Oil & Gas Operator | Mar 2025 |
415 | Purvis, J. H. | Midland, TX 79702 | Oil & Gas Operator | Dec 1994 |
416 | Q Natural Resources, LLC | Jones, OK 73049 | Oil & Gas Operator | Mar 2025 |
417 | QP, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2025 |
418 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Nov 2024 |
419 | Quay Valley, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2007 |
420 | Quien Sabe Operating, LLC | Sundown, TX 79372 | Oil & Gas Operator | Nov 2023 |
421 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
422 | Radtke, D.E. & Associates, Inc. | Midland, TX 79710 | Oil & Gas Operator | May 2004 |
423 | Ram Operating Inc. | Browns, IL 62818 | Oil & Gas Operator | Aug 2008 |
424 | Range Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Sep 2021 |
425 | Rasmussen, Tom | San Angelo, TX 76904 | Oil & Gas Operator | Mar 2025 |
426 | Rattler Midstream Operating LLC | Midland, TX 79701 | Oil Operator | Mar 2025 |
427 | Raw Oil & Gas, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Mar 2025 |
428 | RBJ & Associates, LP | Midland, TX 79707 | Oil Operator | Jan 2020 |
429 | Read & Stevens, Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2023 |
430 | Reatta Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2025 |
431 | Reef Exploration, L.P. | Richardson, TX 75080 | Oil & Gas Operator | Mar 2025 |
432 | Regent Oil & Gas Company, L.P. | Dallas, TX 75225 | Oil & Gas Operator | Sep 2006 |
433 | Regions Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
434 | Reliance Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
435 | Remnant Oil Operating, LLC | Midland, TX 79704 | Oil & Gas Operator | Jul 2024 |
436 | Renegade Operating Company, LLC | Abilene, TX 79608 | Oil Operator | Oct 2006 |
437 | Reo Operating LLC | Austin, TX 78747 | Oil & Gas Operator | Mar 2025 |
438 | Resolute Natural Res. Co., LLC | Midland, TX 79706 | Oil & Gas Operator | Mar 2025 |
439 | Reunion Energy Company | Houston, TX 77056 | Oil & Gas Operator | May 1996 |
440 | Reverence Operating LLC | Odessa, TX 79768 | Oil & Gas Operator | Mar 2025 |
441 | Riata Energy Inc | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2008 |
442 | Rim Operating, Inc. | Englewood, CO 80112 | Oil & Gas Operator | Mar 2025 |
443 | RMB Operating LLC | Lubbock, TX 79493 | Oil & Gas Operator | Mar 2025 |
444 | Robertson Resources, Inc. | Midland, TX 79708 | Oil & Gas Operator | Mar 2025 |
445 | Robinson Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Aug 2012 |
446 | Roca Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2025 |
447 | Roca Resource Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
448 | Rock Fish Operating LLC | McKinney, TX 75070 | Oil & Gas Operator | Mar 2025 |
449 | Roff Operating Company LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2025 |
450 | Rogers, S. K. Oil, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Mar 2025 |
451 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Mar 2025 |
452 | Roy Jackson Energy Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
453 | RSP Permian, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2018 |
454 | Rusk Co. Well Service Co., Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2025 |
455 | S2 Energy, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
456 | Saber Oil & Gas Ventures, LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
457 | Saber Resources, LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2008 |
458 | Saga Petroleum LLC Of Colorado | Norman, OK 73072 | Oil & Gas Operator | Mar 2025 |
459 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Mar 2025 |
460 | Sagebrush Oilandgas Company,LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2010 |
461 | Saguaro Petroleum, LLC | Midland, TX 79705 | Oil & Gas Operator | Mar 2025 |
462 | Sahara Operating Company | Midland, TX 79704 | Oil & Gas Operator | Mar 2025 |
463 | Salt Creek Production, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Mar 2025 |
464 | Santa Fe Energy Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
465 | Santa Fe Snyder Corporation | Houston, TX 77024 | Oil & Gas Operator | Oct 2000 |
466 | Satanta Oil Company | Midland, TX 79704 | Oil & Gas Operator | Mar 2025 |
467 | Schlagal, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2016 |
468 | Schmid Properties Inc | Hico, TX 76457 | Oil & Gas Operator | Mar 2025 |
469 | Scout Energy Management LLC | Dallas, TX 75240 | Oil & Gas Operator | Mar 2025 |
470 | Scythian, LTD. | Midland, TX 79701 | Oil & Gas Operator | Dec 2020 |
471 | SDX Resources, Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2025 |
472 | Seaboard Oil Company | Midland, TX 79710 | Oil & Gas Operator | Mar 2008 |
473 | Seaboard Operating Co. | Midland, TX 79710 | Oil & Gas Operator | Mar 2025 |
474 | Sedona Oil & Gas Corporation | Austin, TX 78746 | Oil & Gas Operator | Mar 2025 |
475 | Seguro Oil And Gas, LLC | Midland, TX 79702 | Oil & Gas Operator | Jul 2024 |
476 | Sei Operating, LLC | Mandeville, LA 70471 | Oil & Gas Operator | Mar 2025 |
477 | Sem Operating Company LLC | Houston, TX 77042 | Oil & Gas Operator | Mar 2025 |
478 | Sharp Image Energy, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Mar 2025 |
479 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Nov 2024 |
480 | Siana Oil & Gas | Conroe, TX 77305 | Oil & Gas Operator | Mar 2025 |
481 | Siete Oil And Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
482 | Simata Energy | Midland, TX 79708 | Oil & Gas Operator | Mar 2025 |
483 | Sinclair Exploration Company | Abilene, TX 79604 | Oil & Gas Operator | Nov 1998 |
484 | Slant Operating, LLC | Lafayette, LA 70503 | Oil & Gas Operator | Mar 2025 |
485 | Slape Oil Company, Inc. | Houston, TX 77064 | Oil & Gas Operator | Jun 2011 |
486 | Slaughter J M Oil Company | Fort Worth, TX 76116 | Oil & Gas Operator | Jan 2001 |
487 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | Mar 2025 |
488 | SMC Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 2025 |
489 | Smith & Marrs Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Apr 2021 |
490 | Smith Energy Operating Company | Lubbock, TX 79423 | Oil & Gas Operator | Mar 2025 |
491 | Smith Pipe Of Abilene | Abilene, TX 79608 | Oil & Gas Operator | Mar 2025 |
492 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
493 | Socorro Exploration, Inc. | Lubbock, TX 79464 | Oil & Gas Operator | Mar 2025 |
494 | Sogo III LLC | Midland, TX 79702 | Oil & Gas Operator | Jul 2017 |
495 | Sojourner Drilling Corporation | Abilene, TX 79604 | Oil & Gas Operator | Mar 2025 |
496 | Sonat Exploration Co. - Midland | Houston, TX 77251 | Oil & Gas Operator | Mar 1999 |
497 | Southern Union Exploration Co. | Austin, TX 78701 | Oil & Gas Operator | Feb 2002 |
498 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | Mar 2025 |
499 | Spi Operations LLC | Midland, TX 79710 | Oil & Gas Operator | Jan 2013 |
500 | Spindletop Oil & Gas Co. | Dallas, TX 75230 | Oil & Gas Operator | Mar 2025 |