| 25501 | Rhoads Oil, LLC | | Oil Operator | Jan 2025 |
| 25502 | Rhoads, Mark | Seminole, OK 74868 | Oil Operator | Sep 1999 |
| 25503 | Rhoden Investment Co. | | Oil Operator | Dec 1987 |
| 25504 | Rhodes Disposal, Inc. | Bryson, TX 76427 | Oil Operator | Feb 2026 |
| 25505 | Rhodes Drilling Company | Abilene, TX 79608 | Oil & Gas Operator | Sep 2000 |
| 25506 | Rhodes Well Service | | Oil Operator | Sep 2025 |
| 25507 | Rhodes-Fielding Corporation | Oklahoma City, OK 73134 | Oil & Gas Operator | Mar 2025 |
| 25508 | Rhombus Operating Co., LTD | Littleton, CO 80160 | Oil & Gas Operator | Dec 2025 |
| 25509 | Rhonda Operating Company | Midland, TX 79710 | Oil & Gas Operator | Aug 2017 |
| 25510 | RHR Oil & Gas, LLC | Fort Worth, TX 76107 | Oil Operator | Feb 2026 |
| 25511 | Rhyne, J.V. | Cisco, TX 76437 | Oil & Gas Operator | Feb 2026 |
| 25512 | Ria Mia Corporation | San Antonio, TX 78230 | Oil & Gas Operator | Apr 2011 |
| 25513 | Rialto Oil & Gas Corporation | Houston, TX 77098 | Oil & Gas Operator | Oct 2012 |
| 25514 | Riata Energy, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Nov 2006 |
| 25515 | Ric Petroleum | | Gas Operator | Dec 1998 |
| 25516 | Ric Petroleum, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 2003 |
| 25517 | Rice Drilling B LLC | Canonsburg, PA 15317-1000 | Gas Operator | Dec 2025 |
| 25518 | Rice Drilling Company | Santa Anna, TX 76878 | Oil & Gas Operator | Feb 2026 |
| 25519 | Rice Drilling D LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Sep 2025 |
| 25520 | Rice Engineering | | Oil & Gas Operator | Jul 1988 |
| 25521 | Rice Engineering Corporation | Great Bend, KS 67530 | Oil & Gas Operator | Feb 2023 |
| 25522 | Rice Michael Lee | Beggs, OK 74421-2977 | Oil Operator | Jul 2025 |
| 25523 | Rice Oil Co | Hobbs, NM 88240 | Oil & Gas Operator | Dec 2020 |
| 25524 | Rice Patricia Dba Rice Oil | Duncan, OK 73533-1888 | Oil Operator | Jan 2021 |
| 25525 | Rice Production Company | | Oil Operator | Dec 2019 |
| 25526 | Rice, James D. | Santa Anna, TX 76878 | Oil & Gas Operator | Sep 2007 |
| 25527 | Riceland Petroleum Company | | Oil & Gas Operator | Nov 2024 |
| 25528 | Rich, Joe | | Oil Operator | Dec 2019 |
| 25529 | Richard A. Williams Expl Corp. | | Oil & Gas Operator | Dec 1983 |
| 25530 | Richard B Herzog | Bradford, PA 16701-3619 | Oil Operator | Dec 2007 |
| 25531 | Richard B. Nelson,Etal | | Oil & Gas Operator | May 1979 |
| 25532 | Richard C Sullins Credit Shelter Trust | Perry, OK 73077 | Gas Operator | Feb 2025 |
| 25533 | Richard C. Bellows Family Trust | George West, TX 78022 | Oil Operator | Feb 2026 |
| 25534 | Richard C. Hinds | | Oil Operator | Jan 2025 |
| 25535 | Richard Charles J | | Oil & Gas Operator | May 1996 |
| 25536 | Richard Engineer | | Oil Operator | Mar 1991 |
| 25537 | Richard G Boarts | Ford City, PA 16226-7001 | Gas Operator | Dec 2012 |
| 25538 | Richard H Burkland | Lemont Furnace, PA 15456-0073 | Oil & Gas Operator | Dec 2012 |
| 25539 | Richard H. Lee, L.L.C. | | Oil & Gas Operator | Sep 1999 |
| 25540 | Richard Nelson | | Oil Operator | Feb 1987 |
| 25541 | Richard Oil Comp | | Oil Operator | Mar 1992 |
| 25542 | Richard P. Kelter | | Oil & Gas Operator | Dec 1996 |
| 25543 | Richard Steltzner | | Gas Operator | Dec 1992 |
| 25544 | Richard T. Perry | | Gas Operator | May 1993 |
| 25545 | Richard W Thompson Inc | Plano, TX 75075 | Oil & Gas Operator | Jul 2019 |
| 25546 | Richard Young & Associates | | Oil & Gas Operator | Dec 2004 |
| 25547 | Richard'S Texas Tea | Rockdale, TX 76567 | Oil Operator | Feb 2026 |
| 25548 | Richards Drilling Co | Venango, PA 16440-1123 | Oil & Gas Operator | Dec 2015 |
| 25549 | Richards, C W & J E | Vienna, WV 26105-1919 | Gas Operator | Dec 2008 |
| 25550 | Richards, Michael Dewain | Graham, TX 76450 | Oil & Gas Operator | Apr 2011 |
| 25551 | Richards, Tot Dozer, Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | May 2013 |
| 25552 | Richards, Tot Oil Co. | Abilene, TX 79601 | Oil & Gas Operator | Feb 2026 |
| 25553 | Richardson And Son , Inc. | Winfield, KS 67156 | Oil Operator | Sep 2025 |
| 25554 | Richardson Construction Co | Henryetta, OK 74437 | Oil & Gas Operator | Apr 2015 |
| 25555 | Richardson County Crude Inc. | | Oil Operator | Dec 2024 |
| 25556 | Richardson Developments | | Oil Operator | Apr 2025 |
| 25557 | Richardson Energy Corporation | | Oil & Gas Operator | Dec 1987 |
| 25558 | Richardson J Mar | | Oil & Gas Operator | Apr 1995 |
| 25559 | Richardson Oil | | Oil & Gas Operator | Dec 2019 |
| 25560 | Richardson Oil Company | San Antonio, TX 78216 | Oil & Gas Operator | Aug 2003 |
| 25561 | Richardson Oil Operating | | Oil & Gas Operator | Dec 2009 |
| 25562 | Richardson Operating Company | Denver, CO 80237 | Oil & Gas Operator | Nov 2025 |
| 25563 | Richardson Resources Inc | Brownwood, TX 76804 | Oil & Gas Operator | Feb 2026 |
| 25564 | Richardson WM S | Duncan, OK 73533 | Oil Operator | Jun 2013 |
| 25565 | Richardson, Bud II | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 25566 | Richardson, Marshall T. | Midfield, TX 77458 | Oil & Gas Operator | Feb 2026 |
| 25567 | Richart Oil Company Inc | Oklahoma City, OK 73154-0631 | Oil & Gas Operator | Aug 1995 |
| 25568 | Richey Heartsill | | Oil Operator | Feb 1991 |
| 25569 | Richey Operating, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Feb 2026 |
| 25570 | Richey Properties, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Feb 2026 |
| 25571 | Richey, Ray Management Co., Inc. | Fort Worth, TX 76108 | Oil & Gas Operator | Feb 2026 |
| 25572 | Richlan Drilling | | Oil Operator | Dec 1994 |
| 25573 | Richlan Drilling, A General Partnership | Beaver, KS 67525 | Oil & Gas Operator | Sep 2025 |
| 25574 | Richland Energy Corporation | Tulsa, OK 74103-4441 | Oil Operator | Jul 1995 |
| 25575 | Richland Energy, Inc. | Irving, TX 75063 | Oil & Gas Operator | Feb 2026 |
| 25576 | Richland Oil Investments, LLC | Palco, KS 67657 | Oil Operator | Sep 2025 |
| 25577 | Richland Resources Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Feb 2026 |
| 25578 | Richland Resources, Inc. | | Oil & Gas Operator | Aug 1990 |
| 25579 | Richman Petroleum Corp. | Grapevine, TX 76051 | Oil & Gas Operator | Jul 2006 |
| 25580 | Richmond Drilling Company | Midland, TX 79705 | Oil & Gas Operator | Apr 2017 |
| 25581 | Richmond Operating Company | Midland, TX 79707 | Oil & Gas Operator | Feb 2007 |
| 25582 | Richmond Petroleum Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Aug 2003 |
| 25583 | Richter Ervin E | | Oil Operator | Dec 2009 |
| 25584 | Richter Operating Company | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2007 |
| 25585 | Rick & Sons Oil LLC | Warren, PA 16365-3561 | Oil & Gas Operator | Dec 2025 |
| 25586 | Rick Parrish & Family Contractors Inc | Albany, KY 42602 | Oil Operator | Dec 2023 |
| 25587 | Rick Pulliam Oil & Gas Inc | Bristow, OK 74010 | Oil & Gas Operator | Nov 2025 |
| 25588 | Rick'S Well Service | Cherryvale, KS 67335 | Oil & Gas Operator | Apr 2023 |
| 25589 | Rick-Rod Oil Company, Inc | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 25590 | Rick-Rod Well Services Co | | Oil Operator | Dec 2013 |
| 25591 | Rickaway Energy, Corp. | Pleasanton, TX 78064 | Oil & Gas Operator | Feb 2026 |
| 25592 | Rickelson Oil & Gas Company | Tulsa, OK 74105 | Oil & Gas Operator | Aug 1993 |
| 25593 | Rickerson, Russell | Rantoul, KS 66079 | Oil Operator | Aug 2025 |
| 25594 | Ricks & Ricks Oil Producers | | Oil Operator | Sep 1983 |
| 25595 | Ricks Consulting LLC | Copan, OK 74022 | Oil Operator | Sep 2025 |
| 25596 | Ricks Expl Acquisition Corp | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2004 |
| 25597 | Ricks Expl Acquisition LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2013 |
| 25598 | Ricks Exploration Co | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 25599 | Ricks Exploration, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
| 25600 | Rico Oil Company | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |