| 23901 | R E Blaik Inc | Edmond, OK 73013-6675 | Oil & Gas Operator | Mar 2025 |
| 23902 | R E C Tulsa Corporation | Oklahoma City, OK 73107 | Oil & Gas Operator | Apr 2014 |
| 23903 | R E Gas Development LLC | State College, PA 16801 | Oil & Gas Operator | Sep 2018 |
| 23904 | R E Riley & Company | Charleston, WV 25301 | Gas Operator | Dec 2023 |
| 23905 | R E Sitta Jr | Farmington, NM 874991230 | Oil & Gas Operator | Aug 2011 |
| 23906 | R F Oil | | Oil & Gas Operator | Oct 1992 |
| 23907 | R H Energy Co Inc | | Oil & Gas Operator | Sep 1989 |
| 23908 | R H Penick Co LTD | Heath, OH 43056 | Oil & Gas Operator | Dec 2023 |
| 23909 | R H Penick Operating | Heath, OH 43056 | Gas Operator | Dec 2023 |
| 23910 | R H S Inc | Ada, OK 74821-1252 | Oil & Gas Operator | Apr 2020 |
| 23911 | R Harris Gas & Oil Inc | Apollo, PA 15613-9636 | Oil & Gas Operator | Dec 2024 |
| 23912 | R I G Drilling Inc | Fredericktown, OH 43019 | Oil & Gas Operator | Dec 1993 |
| 23913 | R I G Producers Inc | Dewey, OK 74029 | Oil & Gas Operator | Jul 1999 |
| 23914 | R J Enterprises | Farmington, NM 874990051 | Oil Operator | Mar 2021 |
| 23915 | R J Exploration LLC | Konawa, OK 74849 | Oil & Gas Operator | Mar 2025 |
| 23916 | R J Operating Company | Albany, TX 76430 | Oil & Gas Operator | Jan 2025 |
| 23917 | R Joseph & Shelby J Maney | Warren, PA 16365-3670 | Oil & Gas Operator | Dec 2024 |
| 23918 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
| 23919 | R K R Exploration | Seminole, OK 74868-9754 | Oil & Gas Operator | Mar 2015 |
| 23920 | R L Clampitt & Associates LLC | Bartlesville, OK 74006 | Oil & Gas Operator | Mar 2025 |
| 23921 | R L Kelly, SR. | | Oil Operator | Feb 2009 |
| 23922 | R L Operating Co LLC | | Oil Operator | Aug 2024 |
| 23923 | R L Turner Oil Company LLC | Duncan, OK 73533 | Oil Operator | Feb 2025 |
| 23924 | R M Oil & Gas Co | | Oil Operator | Jul 1999 |
| 23925 | R M S Oil & Gas | Amarillo, TX 79101-2445 | Oil & Gas Operator | Sep 1997 |
| 23926 | R R & M Oil | Okmulgee, OK 74447-8534 | Oil & Gas Operator | Oct 2015 |
| 23927 | R R Operation Inc | Cross Plains, TX 76443 | Oil & Gas Operator | Apr 2004 |
| 23928 | R S E C LLC | | Oil & Gas Operator | Nov 2002 |
| 23929 | R S E Partners-I LP | Oklahoma City, OK 731025261 | Oil & Gas Operator | Feb 2000 |
| 23930 | R S V Co, Inc | Pikeville, KY 41501 | Gas Operator | Dec 2021 |
| 23931 | R W Operating | Graford, TX 76449 | Oil & Gas Operator | Dec 2016 |
| 23932 | R W Production Company Inc | Ada, OK 74821-2693 | Oil & Gas Operator | Apr 2011 |
| 23933 | R W Ranch | San Antonio, TX 78211 | Oil Operator | May 2025 |
| 23934 | R Wolfe Oil & Gas LLC | Athens, OH 45701 | Oil & Gas Operator | Dec 2023 |
| 23935 | R&D Enterprises- | | Oil Operator | Dec 1988 |
| 23936 | R&F Operating Company | Carthage, TX 75633 | Oil Operator | May 2025 |
| 23937 | R&K Oil Co. | Nocona, TX 76255 | Oil & Gas Operator | May 2025 |
| 23938 | R&R Production Company, LLC | Tulsa, OK 74137 | Oil & Gas Operator | Feb 2025 |
| 23939 | R&R Resources Corporation | Houston, TX 77056 | Oil & Gas Operator | Dec 2015 |
| 23940 | R&R Resources LLC | | Oil & Gas Operator | Feb 2025 |
| 23941 | R-A-R Interests | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2003 |
| 23942 | R-Jann-N Oil | | Oil Operator | Dec 1999 |
| 23943 | R. & F. Land Company | | Oil & Gas Operator | Jan 2000 |
| 23944 | R. & R. Exploration, Inc. | Denton, TX 76202 | Oil Operator | Nov 1993 |
| 23945 | R. A. Bridges | | Oil Operator | Jun 1991 |
| 23946 | R. A. Campbell Company | | Oil & Gas Operator | Nov 1995 |
| 23947 | R. B. Oil Company | Monahans, TX 79756 | Oil & Gas Operator | Nov 1996 |
| 23948 | R. C. Production | | Oil & Gas Operator | Nov 2024 |
| 23949 | R. D. Briscoe, Inc. | | Oil & Gas Operator | Nov 2024 |
| 23950 | R. D. Energy, Inc. | Sedan, KS 67361 | Oil Operator | Jan 2025 |
| 23951 | R. D. Finnesy Oil | | Oil Operator | Nov 2019 |
| 23952 | R. D. Wiles, Inc. | Wooster, OH 44691 | Oil & Gas Operator | Dec 2023 |
| 23953 | R. E. Hibbert Operator | | Gas Operator | Dec 1984 |
| 23954 | R. E. Markham | | Oil & Gas Operator | Mar 1995 |
| 23955 | R. E. Markham Et Al | | Gas Operator | Jun 1996 |
| 23956 | R. H. Davis | | Oil Operator | Apr 2001 |
| 23957 | R. I. P. Operating | | Oil Operator | Oct 1986 |
| 23958 | R. J. Bellevue | | Oil & Gas Operator | Feb 2025 |
| 23959 | R. J. Davenport | | Oil Operator | May 1985 |
| 23960 | R. J. Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Nov 2024 |
| 23961 | R. K. G. Engineering, Inc. | Odessa, TX 79760 | Oil & Gas Operator | May 2025 |
| 23962 | R. L. Burns Corp. | | Oil & Gas Operator | Feb 1982 |
| 23963 | R. L. Davis | | Oil Operator | Dec 2024 |
| 23964 | R. L. Dempsey | | Oil Operator | Jun 1985 |
| 23965 | R. Lacy Services, LTD. | Longview, TX 75606 | Oil & Gas Operator | May 2025 |
| 23966 | R. M. Hobbs | | Oil Operator | Sep 2000 |
| 23967 | R. P. Nixon Operations, Inc | Hays, KS 67601 | Oil Operator | Jan 2025 |
| 23968 | R. Pannell Oil Company | Kilgore, TX 75663 | Oil Operator | Jan 2025 |
| 23969 | R. Scott Price | | Oil & Gas Operator | Dec 1994 |
| 23970 | R. V. Drummond, Et Al | | Oil Operator | Nov 1999 |
| 23971 | R. W. Ellington, Jr. | | Gas Operator | May 1985 |
| 23972 | R. W. Henry | | Oil & Gas Operator | Dec 1999 |
| 23973 | R. W. S. Oil Co. | Grandfalls, TX 79742 | Oil & Gas Operator | May 2025 |
| 23974 | R. W. Shull | | Oil & Gas Operator | Dec 1986 |
| 23975 | R. W. Tyson Producing Co.,Inc | | Oil & Gas Operator | Dec 2024 |
| 23976 | R. W. Wilson | | Gas Operator | May 1988 |
| 23977 | R.A. Campbell & Dale Expl | | Oil Operator | Nov 1995 |
| 23978 | R.B. Evans | | Gas Operator | Aug 1985 |
| 23979 | R.B.S. Oil & Gas Inc. | San Antonio, TX 78278 | Oil & Gas Operator | May 2025 |
| 23980 | R.C.Bertolet & Serio Expl Co | | Oil & Gas Operator | Nov 1992 |
| 23981 | R.C.I. Energy | Alice, TX 78333 | Oil & Gas Operator | May 2025 |
| 23982 | R.C.S. Oil, Inc. | Valier, MT 59486 | Oil Operator | Feb 2025 |
| 23983 | R.C.Taylor Companies, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2019 |
| 23984 | R.Chisum, Jr. & L. Shepherd | | Oil & Gas Operator | Nov 2001 |
| 23985 | R.D. Oil Company | Austin, TX 78755 | Oil & Gas Operator | May 2025 |
| 23986 | R.E. McDowell & Dave Gammill | | Oil Operator | May 1978 |
| 23987 | R.E.D. Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Apr 2004 |
| 23988 | R.E.French Oil Company, L.L.C. | Gridley, KS 66852 | Oil Operator | Nov 1999 |
| 23989 | R.E.J.A.S. Energy LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2025 |
| 23990 | R.H.S. Oil Company | | Oil Operator | Nov 2009 |
| 23991 | R.J. Patrick Operating Co. | | Oil & Gas Operator | Jun 2006 |
| 23992 | R.J. Riley Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 23993 | R.K.G. Operations, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Jun 2004 |
| 23994 | R.P.Wilson, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | Jan 2011 |
| 23995 | R.S. Glaze Drilling | | Oil Operator | Jan 1998 |
| 23996 | R.T. Enterprises Of Kansas, Inc. | Louisburg, KS 66053 | Oil Operator | Jan 2025 |
| 23997 | R.T.C. Resources, L.P. | Midland, TX 79702 | Oil & Gas Operator | May 2025 |
| 23998 | R/C Holdings, Inc. | | Oil & Gas Operator | Dec 1991 |
| 23999 | R2Q Operating LLC | Iowa Park, TX 76367 | Oil & Gas Operator | May 2025 |
| 24000 | R360 Environmental Solutions Of La, LLC | | Oil Operator | Jan 2025 |