| 24601 | Rio Grand Exploration, LLC | San Antonio, TX 78216 | Oil & Gas Operator | Nov 2024 |
| 24602 | Rio Grande Drilling Company | San Antonio, TX 78212 | Oil & Gas Operator | Dec 1999 |
| 24603 | Rio Grande E&P II, LLC | Houston, TX 77092 | Gas Operator | Nov 2024 |
| 24604 | Rio Grande E&P, LLC | Houston, TX 77024 | Gas Operator | May 2022 |
| 24605 | Rio Interstate Oil, Inc. | Oklahoma City, OK 73189 | Oil & Gas Operator | Sep 1994 |
| 24606 | Rio Mesa Resources Inc | | Oil & Gas Operator | Jul 2022 |
| 24607 | Rio O & P LLC | Pasadena, TX 77504 | Oil Operator | Nov 2024 |
| 24608 | Rio Oil And Gas (Permian) II,LLC | The Woodlands, TX 77382 | Oil & Gas Operator | Nov 2024 |
| 24609 | Rio Petroleum, Inc. | Amarillo, TX 79102 | Oil & Gas Operator | Nov 2024 |
| 24610 | Rio Rocky Enterprises, Inc. | Eldorado, TX 76936 | Oil & Gas Operator | Nov 2024 |
| 24611 | Rio VIsta Operating LLC | Eufaula, OK 74432-0789 | Gas Operator | Sep 2024 |
| 24612 | Rio-Tex, Inc. | San Antonio, TX 78217 | Oil & Gas Operator | Nov 2024 |
| 24613 | Ripco | | Oil & Gas Operator | Jul 1986 |
| 24614 | Rippy Branch Oil Co. | Grandfalls, TX 79742 | Oil & Gas Operator | Apr 2022 |
| 24615 | Rippy Oil Company | Tyler, TX 75702 | Oil & Gas Operator | Nov 2024 |
| 24616 | Riptide Energy LLC | Austin, TX 78701 | Oil & Gas Operator | Nov 2024 |
| 24617 | Risco La Sara Operations, LLC | Houston, TX 77056 | Oil & Gas Operator | Aug 2014 |
| 24618 | Rise Petroleum Investments LLC | Spring, TX 77386 | Oil & Gas Operator | Nov 2024 |
| 24619 | Riseden Services, Inc. | Houston, TX 77256 | Oil & Gas Operator | Sep 1997 |
| 24620 | Riseden, LTD | | Oil & Gas Operator | Nov 1989 |
| 24621 | Risher Company, Inc. | | Oil & Gas Operator | Jul 2001 |
| 24622 | Rising Star 2000 Oil & Gas, Inc. | | Oil Operator | Jun 2024 |
| 24623 | Rising Star Energy PTR, L.L.C. | Dallas, TX 75219 | Oil & Gas Operator | Nov 2024 |
| 24624 | Rising Star Energy, L.L.C. | Dallas, TX 75219 | Oil & Gas Operator | Aug 2006 |
| 24625 | Rising Star Energy-Oper Co., LLC | | Oil & Gas Operator | Nov 2006 |
| 24626 | Rising Star Petroleum, L.L.C. | Dallas, TX 75219 | Oil & Gas Operator | Apr 2010 |
| 24627 | Rissman Lease Operating | Oklahoma City, OK 73116 | Oil Operator | Dec 1996 |
| 24628 | Ristau Ricky J | Warren, PA 16365-3560 | Oil & Gas Operator | Dec 2023 |
| 24629 | Rister Oil&Gas International LLC | Eastland, TX 76448 | Oil & Gas Operator | Nov 2024 |
| 24630 | Rister, Dewey | Avoca, TX 79503 | Oil & Gas Operator | Nov 2024 |
| 24631 | Ritchie C Stewar | | Oil Operator | Aug 1982 |
| 24632 | Ritchie Explorat | | Oil & Gas Operator | Dec 1996 |
| 24633 | Ritchie Exploration | | Oil Operator | Aug 1995 |
| 24634 | Ritchie Exploration, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Aug 2024 |
| 24635 | Ritchie Petroleum Corporation, Inc. | Pennsboro, WV 26415-0000 | Oil & Gas Operator | Dec 2021 |
| 24636 | Ritchie, A. Scott | Wichita, KS 67202 | Oil Operator | Mar 1988 |
| 24637 | Ritchie, H. G. Jr. | Taft, TX 78390 | Oil & Gas Operator | Nov 2024 |
| 24638 | Ritco, Inc | Jane Lew, WV 26378 | Oil & Gas Operator | Dec 2021 |
| 24639 | Rittenhouse Oil & Gas Co. | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 24640 | Ritter Properties, LTD. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Nov 2024 |
| 24641 | Ritter, Laber & Associates, Inc. | Williston, ND 58802 | Oil & Gas Operator | Jul 2024 |
| 24642 | Rivendell Group LLC | Pebble Beach, CA 93953-1479 | Oil Operator | Sep 2018 |
| 24643 | River Bend Operating, Inc. | | Oil & Gas Operator | Jul 1999 |
| 24644 | River City Resources Inc | Tulsa, OK 74119 | Oil & Gas Operator | Nov 1997 |
| 24645 | River Energy Co., Inc. | | Gas Operator | Dec 2012 |
| 24646 | River Gas Co | Marietta, OH 45750 | Oil & Gas Operator | Dec 1993 |
| 24647 | River Gas Corporation | Tuscaloosa, AL 35406-2233 | Gas Operator | Dec 2000 |
| 24648 | River Gas Of Utah Inc | Northport, AL 35476 | Gas Operator | Feb 1995 |
| 24649 | River Oil LLC | Longton, KS 67352 | Oil Operator | Jun 2024 |
| 24650 | River Ridge Gravel Co | Meadville, PA 16335-9149 | Oil Operator | Dec 2023 |
| 24651 | River Road Production, LLC | Hays, KS 67601 | Oil Operator | Feb 1997 |
| 24652 | River Rock Operating LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jul 2024 |
| 24653 | River Rouge Minerals | | Oil & Gas Operator | Jun 2024 |
| 24654 | River Rouge Minerals Inc | | Oil & Gas Operator | Mar 1981 |
| 24655 | River Valley Energy Inc | Little Hocking, OH 45742 | Oil & Gas Operator | Dec 2023 |
| 24656 | River Valley Oil LLC | Konawa, OK 74849 | Oil Operator | Sep 2024 |
| 24657 | Rivercity Operating, Inc. | Austin, TX 78766 | Oil & Gas Operator | Nov 2024 |
| 24658 | Riverfront Exploration LLC | Fort Smith, AR 72901 | Gas Operator | Sep 2024 |
| 24659 | Riveria Drilling | | Oil Operator | Aug 1984 |
| 24660 | Riverine, L.C. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2021 |
| 24661 | Rivershore Operating LLC | Dallas, TX 75206 | Oil & Gas Operator | Nov 2024 |
| 24662 | Riverside Energy Michigan LLC | | Oil & Gas Operator | Jul 2024 |
| 24663 | Riverside Oil & Gas, Inc | Burkesville, KY 42717 | Oil Operator | Dec 2016 |
| 24664 | Riverside Petrol | | Oil Operator | Sep 1995 |
| 24665 | Riverside Petroleum & Prod. | Oxford, MS 38655 | Oil & Gas Operator | Dec 2023 |
| 24666 | Riverside Resources, Inc. | | Oil & Gas Operator | Oct 2015 |
| 24667 | Riverstone Energy LLC | Seminole, OK 74868 | Oil & Gas Operator | Sep 2024 |
| 24668 | Riverstone Energy Operating, LLC | Houston, TX 77090 | Oil & Gas Operator | Nov 2024 |
| 24669 | Riverwood Production Co., Inc. | | Oil & Gas Operator | Nov 1990 |
| 24670 | Rives Owen H | Holdenville, OK 74848-0913 | Oil & Gas Operator | Nov 2000 |
| 24671 | Riviera Drilling & Exploration Company | | Oil & Gas Operator | Sep 2013 |
| 24672 | Riviera Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2024 |
| 24673 | Rixleben Jeffrey | West Chicago, IL 60186-0978 | Oil Operator | Feb 2016 |
| 24674 | Rixleben Thomas B Estate | Ada, OK 74820 | Oil & Gas Operator | Mar 2014 |
| 24675 | RJ Energy, LLC | Garnett, KS 66032 | Oil Operator | Jul 2024 |
| 24676 | RJ Schreiner SR | Freedom, PA 15042-9353 | Oil & Gas Operator | Dec 2015 |
| 24677 | RJ Williams Oil & Gas LLC | Ardmore, OK 73401 | Oil & Gas Operator | Aug 2024 |
| 24678 | Rja Energy LLC | Norman, OK 73069-8224 | Oil & Gas Operator | Sep 2024 |
| 24679 | RJD Management Co., Inc. | Lubbock, TX 79408 | Oil & Gas Operator | Nov 2024 |
| 24680 | RJKB Foster Operating LLC | New Braunfels, TX 78132 | Oil & Gas Operator | Nov 2024 |
| 24681 | RJM Company | Claflin, KS 67525 | Oil & Gas Operator | Jul 2024 |
| 24682 | RJM Oil Company, LLC | Irving, TX 75060 | Oil Operator | Nov 2024 |
| 24683 | Rki Energy Resources, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2021 |
| 24684 | Rki Exploration & Production LLC | Tulsa, OK 74172 | Oil & Gas Operator | Nov 2024 |
| 24685 | RKK Production Company | Mustang, OK 73064 | Oil & Gas Operator | Sep 2024 |
| 24686 | RKR Exploration Inc | Seminole, OK 74868 | Oil & Gas Operator | Aug 2024 |
| 24687 | RKW Operating LLC | Weatherford, TX 76085 | Gas Operator | Nov 2024 |
| 24688 | RL Investment, LLC | Hill City, KS 67642 | Oil Operator | Jul 2024 |
| 24689 | RL&B Energy LLC | Wichita Falls, TX 76230 | Oil & Gas Operator | Sep 2024 |
| 24690 | RLB Enterprises, Inc. | Strawn, TX 76475 | Oil & Gas Operator | Feb 1997 |
| 24691 | RLM Energy Company Inc. | Monroe, LA 71201 | Oil & Gas Operator | Mar 2008 |
| 24692 | RLP Gulf States, L.L.C. | | Oil & Gas Operator | Apr 2012 |
| 24693 | RLS Oil Company | Tulia, TX 79088 | Oil & Gas Operator | Nov 2024 |
| 24694 | RLS Partnership | | Oil Operator | Apr 1983 |
| 24695 | RLT Investment | Morland, KS 67650 | Oil Operator | Mar 2009 |
| 24696 | Rlu Oil & Gas, Inc. | Devine, TX 78016 | Oil & Gas Operator | Nov 2024 |
| 24697 | Rlu Operating, LLC | Devine, TX 78016 | Oil & Gas Operator | Nov 2024 |
| 24698 | RM Energy LTD Liab. Co. | Casper, WY 82602 | Gas Operator | Mar 2009 |
| 24699 | RM Oil & Gas Co | Pawhuska, OK 74056 | Oil Operator | Jul 1999 |
| 24700 | RMB Corporation | Senecaville, OH 43780 | Oil & Gas Operator | Dec 2016 |