| 23501 | R.S. Glaze Drilling | | Oil Operator | Jan 1998 |
| 23502 | R.T. Enterprises Of Kansas, Inc. | Louisburg, KS 66053 | Oil Operator | Mar 2026 |
| 23503 | R.T.C. Resources, L.P. | Midland, TX 79702 | Oil & Gas Operator | Jul 2026 |
| 23504 | R/C Holdings, Inc. | | Oil & Gas Operator | Dec 1991 |
| 23505 | R2Q Operating LLC | Iowa Park, TX 76367 | Oil & Gas Operator | Jul 2026 |
| 23506 | R3 Operating Corporation | Greenwood VLG, CO 80111 | Oil & Gas Operator | Jul 2026 |
| 23507 | R3 Resources Operating Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Apr 2026 |
| 23508 | R360 Environmental Solutions Of La, LLC | | Oil Operator | Jan 2025 |
| 23509 | R360 Oklahoma LLC | The Woodlands, TX 77381 | Oil Operator | Jul 2021 |
| 23510 | Ra-Jac LLC | Norman, OK 73069 | Oil & Gas Operator | May 2026 |
| 23511 | Raak-Wilson Properties | | Oil & Gas Operator | Dec 1999 |
| 23512 | Rab Oil & Gas LLC | Garrettsville, OH 44231 | Oil & Gas Operator | Dec 2025 |
| 23513 | Rabalais Oil And Gas, Inc. | | Oil & Gas Operator | Sep 2023 |
| 23514 | Rabalais, F.W. Inc. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2023 |
| 23515 | Rabb Contracting Company, L.L.C. | | Oil Operator | Nov 2024 |
| 23516 | Rabb Resources, Limited | | Oil Operator | Dec 2002 |
| 23517 | Rabbitt C Michael | Chicora, PA 16025-1916 | Oil & Gas Operator | Dec 2015 |
| 23518 | Rabco Energy | Amarillo, TX 79120 | Oil & Gas Operator | Apr 2025 |
| 23519 | Rabco Energy LLC | Amarillo, TX 79120 | Oil & Gas Operator | Jul 2026 |
| 23520 | Rabun Resources | | Gas Operator | Jan 2025 |
| 23521 | Rabwin Oil & Gas, Inc. | | Oil & Gas Operator | Nov 1991 |
| 23522 | Rachael Exploration Corp | Traverse City, MI 49686 | Oil & Gas Operator | Apr 2001 |
| 23523 | Rackley Oil & Gas, LLC | Balko, OK 73931 | Oil & Gas Operator | Apr 2026 |
| 23524 | Rad Oil Company | Snyder, TX 79549 | Oil & Gas Operator | Jul 2026 |
| 23525 | Radco Energy LLC | | Oil Operator | Jan 2025 |
| 23526 | Radco Operations | Sourlake, TX 77659 | Oil Operator | Nov 2002 |
| 23527 | Radco Operations, L.P. | Sourlake, TX 77659 | Oil Operator | Jul 2026 |
| 23528 | Rader Oil Compan | | Oil Operator | May 1987 |
| 23529 | Rader Oil Company | | Oil Operator | Mar 2026 |
| 23530 | Radford Dale | Konawa, OK 74849 | Oil & Gas Operator | Apr 2026 |
| 23531 | Radiant Oil & Gas Operating Company Inc. | | Oil & Gas Operator | Aug 2015 |
| 23532 | Radius Energy Services, LLC | Montevallo, AL 35115 | Oil & Gas Operator | Dec 2021 |
| 23533 | Radius Operating, LLC | Round Rock, TX 78664 | Oil & Gas Operator | Jul 2026 |
| 23534 | Radke Oil Co., Inc. | | Oil Operator | May 2001 |
| 23535 | Radley Children Trust | El Campo, TX 77437 | Gas Operator | Jul 2007 |
| 23536 | Radley Electric, Inc. | Sourlake, TX 77659 | Oil & Gas Operator | Oct 2001 |
| 23537 | Radley Equipment | Sourlake, TX 77659 | Oil & Gas Operator | May 2000 |
| 23538 | Radley, R. R. | Sourlake, TX 77659 | Oil & Gas Operator | Mar 2008 |
| 23539 | Radley, Terry R., Operator | Sourlake, TX 77659 | Oil & Gas Operator | Apr 2006 |
| 23540 | Radtke, D.E. & Associates, Inc. | Midland, TX 79710 | Oil & Gas Operator | May 2004 |
| 23541 | Radzewicz & Assoc-R.C.Bertolet | | Oil Operator | Oct 1985 |
| 23542 | Radzewicz Expl. & DRLG. Corp. | | Oil & Gas Operator | Mar 2011 |
| 23543 | Radzewicz Operating Corporation | | Oil & Gas Operator | Oct 2017 |
| 23544 | Rael Resources LLC | Cowley, WY 82420 | Oil Operator | Jun 2026 |
| 23545 | Raelee Oil LLC | Plainville, KS 67663 | Oil Operator | Jul 2021 |
| 23546 | Raf Oil Company | Oklahoma City, OK 73120-1944 | Oil & Gas Operator | Jul 2013 |
| 23547 | Rafter H Operating LLC | El Reno, OK 73036 | Oil & Gas Operator | Apr 2026 |
| 23548 | Rafter L Resources, LLC | Bulverde, TX 78163 | Oil Operator | Jul 2026 |
| 23549 | Rafter T Resources LLC | Midland, TX 79705 | Oil & Gas Operator | Jul 2026 |
| 23550 | Ragars Oil & Gas Co. | Austin, TX 78746 | Oil & Gas Operator | Jul 2026 |
| 23551 | Ragnar Exploration, LLC | | Oil & Gas Operator | May 2026 |
| 23552 | Ragsco LLC | Charleston, WV 25314 | Oil & Gas Operator | Dec 2021 |
| 23553 | Rahm Oil Company | Enid, OK 73703 | Oil & Gas Operator | Mar 2011 |
| 23554 | Rahmco Oil And Gas Co Inc | Ponca City, OK 74604-5155 | Oil & Gas Operator | Jan 2013 |
| 23555 | Raida, Junior V. | Neodesha, KS 66757 | Oil Operator | Jul 2013 |
| 23556 | Raider Oil & Gas Company | MC Camey, TX 79752 | Oil & Gas Operator | Jul 2026 |
| 23557 | Railroad Commission Of Texas | Austin, TX 78701 | Oil Operator | Dec 2004 |
| 23558 | Rainbo Service Company | Oklahoma City, OK 73129 | Oil & Gas Operator | Apr 2026 |
| 23559 | Rainbow End Ranch | Okemah, OK 74859-9733 | Oil & Gas Operator | Apr 2020 |
| 23560 | Rainbow Energy Corporation | Midland, TX 79701 | Oil & Gas Operator | Nov 2002 |
| 23561 | Rainbow Energy Inc | | Oil & Gas Operator | Jul 2024 |
| 23562 | Rainbow Oil & Gas | Pawhuska, OK 74056-0056 | Oil Operator | Oct 2010 |
| 23563 | Rainbow Oil & Gas LLC | Coolville, OH 45723 | Oil & Gas Operator | Dec 2025 |
| 23564 | Rainbow Oil And Gas Inc | | Oil & Gas Operator | Jun 2016 |
| 23565 | Rainbow Oil Company | | Oil & Gas Operator | Aug 1999 |
| 23566 | Rainbow Oilwell Service Inc | Depew, OK 74028 | Oil & Gas Operator | Jul 2024 |
| 23567 | Rainbow Producing Company | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |
| 23568 | Rainbow Resources, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2007 |
| 23569 | Rainbow Seven Oil & Gas, Inc. | Ranger, TX 76470 | Oil & Gas Operator | Jul 2026 |
| 23570 | Rainer Energy, Inc. | Weatherford, TX 76086 | Oil & Gas Operator | Jul 2026 |
| 23571 | Rainey, Wayne | Sweetwater, TX 79556 | Oil & Gas Operator | Feb 2019 |
| 23572 | Rainmaker Oil & Gas Corp | Oklahoma City, OK 73112-8883 | Oil & Gas Operator | Apr 2015 |
| 23573 | Rains & Williams | | Oil & Gas Operator | Nov 1995 |
| 23574 | Rains & Williamson Oil Co Inc | Wichita, KS 67277 | Oil & Gas Operator | Mar 2026 |
| 23575 | Rainwater A L | Okmulgee, OK 74447 | Oil & Gas Operator | Jan 2013 |
| 23576 | Rainwater, John | Graham, TX 76450 | Oil & Gas Operator | Jul 2026 |
| 23577 | Raizen Oil Company | Velma, OK 73091 | Oil & Gas Operator | Feb 2016 |
| 23578 | Raizen Oil LLC | Duncan, OK 73533-4657 | Oil & Gas Operator | Nov 2003 |
| 23579 | Rajoil Inc. | Vernon, TX 76384 | Oil & Gas Operator | Aug 2003 |
| 23580 | Raker Resources LLC | Houston, TX 77042 | Oil & Gas Operator | Jul 2026 |
| 23581 | Rakestraw Bros., L.L.C | El Dorado, KS 67042 | Oil & Gas Operator | Dec 2019 |
| 23582 | Rako Operating Company | Fayetteville, AR 72701 | Oil & Gas Operator | Apr 2026 |
| 23583 | Ralph C Bruton | Hobbs, NM 88240 | Oil & Gas Operator | Dec 2007 |
| 23584 | Ralph Dawson | | Oil Operator | Nov 2005 |
| 23585 | Ralph E Shorts Drilling | Polk, OH 44866 | Oil & Gas Operator | Dec 2025 |
| 23586 | Ralph E Williamson | San Antonio, TX 78239 | Oil & Gas Operator | Dec 2013 |
| 23587 | Ralph L Albright Drilling | Reno, NV 89511-7627 | Oil & Gas Operator | Dec 1991 |
| 23588 | Ralph L. Leaderbrand | | Oil & Gas Operator | Dec 1996 |
| 23589 | Ralph, C D | Owensboro, KY 42301 | Oil Operator | Dec 2004 |
| 23590 | Ralph, Terry D | Utica, KY 42376 | Oil Operator | Dec 2023 |
| 23591 | Ralyn Corp. | Pleasanton, TX 78064 | Oil & Gas Operator | Jul 2026 |
| 23592 | Ram Asset Management Co | Oklahoma City, OK 73114 | Oil & Gas Operator | Mar 2015 |
| 23593 | Ram Energy LLC | Tulsa, OK 74152 | Oil & Gas Operator | Apr 2026 |
| 23594 | Ram Energy LLC (Ok) | | Oil & Gas Operator | Feb 2018 |
| 23595 | Ram Management Company, Inc. | | Oil & Gas Operator | Sep 1984 |
| 23596 | Ram Oil & Gas | Blackwell, OK 74631 | Oil & Gas Operator | May 2013 |
| 23597 | Ram Oil And Gas, Inc. | Walsh, CO 81090 | Oil & Gas Operator | Jul 2026 |
| 23598 | Ram Operating Company, Inc. | Houston, TX 77002 | Oil & Gas Operator | Sep 2012 |
| 23599 | Ram Operating Inc. | Browns, IL 62818 | Oil & Gas Operator | Aug 2008 |
| 23600 | Ram Petroleum Co | | Oil & Gas Operator | Sep 1983 |