| 24101 | Reneau, Nelda York | Snyder, TX 79549 | Oil & Gas Operator | Sep 2024 |
| 24102 | Renegade Oil & Gas Company LLC | | Oil & Gas Operator | Jul 2024 |
| 24103 | Renegade Oil And Gas LLC | Helena, OK 73741-0162 | Oil & Gas Operator | Dec 2019 |
| 24104 | Renegade Operating Company | Aurora, CO 80016 | Oil & Gas Operator | Aug 2023 |
| 24105 | Renegade Operating Company, LLC | Abilene, TX 79608 | Oil Operator | Oct 2006 |
| 24106 | Renegade Resources Corp. | Reno, NV 89511 | Oil & Gas Operator | Nov 2023 |
| 24107 | Renfro, William B | | Oil Operator | Dec 2013 |
| 24108 | Renfroe Lyndol | Wilson, OK 73463-6631 | Oil Operator | May 2020 |
| 24109 | Renick Energy, L.C. | Cimarron, KS 67835 | Gas Operator | Apr 2016 |
| 24110 | Rennick Henry | Pawhuska, OK 74056 | Oil Operator | Jun 2024 |
| 24111 | Rennolds Resources LLC | West Farmington, OH 44491 | Oil & Gas Operator | Dec 2023 |
| 24112 | Reno Resources Inc | Boynton, OK 74422-9762 | Oil & Gas Operator | May 2015 |
| 24113 | Renold, Inc. | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 24114 | Renor Exploration | Englewood, CO 80111 | Oil Operator | Feb 2001 |
| 24115 | Renos Land & Minerals Company | Casper, WY 82601 | Oil & Gas Operator | Oct 2021 |
| 24116 | Rensark Energy Company Inc | Oklahoma City, OK 73105-5208 | Oil & Gas Operator | Apr 2015 |
| 24117 | Rensma Steven E | Titusville, PA 16354-5304 | Oil Operator | Dec 1993 |
| 24118 | Rent A Home Inc | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2023 |
| 24119 | Rental & Fishing Tools, Inc. | | Oil Operator | Dec 2023 |
| 24120 | Renuergy LLC | Houston, TX 77024 | Oil & Gas Operator | Jan 2024 |
| 24121 | Reo Operating LLC | Austin, TX 78747 | Oil & Gas Operator | Sep 2024 |
| 24122 | Reo Resources Inc | | Oil & Gas Operator | Apr 2018 |
| 24123 | Reostar Operating Incorporated | Fort Worth, TX 76107 | Oil & Gas Operator | Sep 2012 |
| 24124 | Replay Energy Assets LLC | Oklahoma City, OK 73156 | Oil & Gas Operator | Jun 2024 |
| 24125 | Replay Resources LLC | Ada, OK 74820-6512 | Oil Operator | Nov 2022 |
| 24126 | Repsol Eagle Ford North, LLC | The Woodlands, TX 77381 | Oil & Gas Operator | Jul 2023 |
| 24127 | Repsol Oil & Gas USA, LLC | The Woodlands, TX 77381 | Oil & Gas Operator | Sep 2024 |
| 24128 | Republic Energy Inc. | Decatur, TX 76234 | Oil & Gas Operator | Dec 2016 |
| 24129 | Republic Energy Operating, LLC | Decatur, TX 76234 | Oil & Gas Operator | Jan 2016 |
| 24130 | Republic Energy Resources,Inc. | | Oil Operator | May 1991 |
| 24131 | Republic Exploration, LLC | Bowling Green, KY 42104 | Oil Operator | Dec 2011 |
| 24132 | Republic Gas Gathering Sys Inc | | Oil & Gas Operator | Nov 1981 |
| 24133 | Republic Mineral Corporation | | Oil & Gas Operator | Sep 1987 |
| 24134 | Republic Petroleum Corp. | | Oil & Gas Operator | Nov 1977 |
| 24135 | Republic Prod.Co.Of Tex., Inc | | Oil & Gas Operator | Jun 1981 |
| 24136 | Republic Resources Corporation | Oklahoma City, OK 73102-3081 | Oil & Gas Operator | May 2021 |
| 24137 | Republic Resources, LLC. | San Antonio, TX 78212 | Oil & Gas Operator | Sep 2024 |
| 24138 | Res-Tech Inc. | | Oil & Gas Operator | Jun 2024 |
| 24139 | Resaca Operating Company | Houston, TX 77010 | Oil & Gas Operator | Sep 2013 |
| 24140 | Resaca Resources, L.L.C. | Austin, TX 78746 | Oil & Gas Operator | Sep 2024 |
| 24141 | Research Enterprises, Inc. | | Oil Operator | Feb 1996 |
| 24142 | Research Exploration, LLC | Kingwood, TX 77339 | Oil & Gas Operator | Feb 2018 |
| 24143 | Research Oil Company Inc | Norman, OK 73070-8776 | Oil & Gas Operator | Aug 2019 |
| 24144 | Reserve Acquisition Group | Tulsa, OK 74153 | Oil & Gas Operator | Dec 1993 |
| 24145 | Reserve Energy Exploration Company | Chagrin Falls, OH 44023 | Gas Operator | Dec 2023 |
| 24146 | Reserve Exploration Co. | Tulsa, OK 74135 | Oil & Gas Operator | Dec 2007 |
| 24147 | Reserve Gas Company, Inc. | Alden, NY 14004 | Gas Operator | Dec 2023 |
| 24148 | Reserve Management, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Sep 2024 |
| 24149 | Reserve Oil & Gas | | Oil & Gas Operator | Feb 1980 |
| 24150 | Reserve Oil & Gas Company | | Oil & Gas Operator | Jul 1981 |
| 24151 | Reserve Oil & Gas, Inc. | Spencer, WV 25276-0000 | Oil & Gas Operator | Dec 2021 |
| 24152 | Reserve Oil Inc. | | Oil & Gas Operator | Jan 1980 |
| 24153 | Reserve Operating Corp. | Houston, TX 77040 | Oil & Gas Operator | Sep 2024 |
| 24154 | Reserve Partners L.L.C. | | Oil & Gas Operator | Feb 2001 |
| 24155 | Reserve Petroleum California Inc. | | Oil & Gas Operator | Jun 2024 |
| 24156 | Reserve Production, Inc. | Tyler, TX 75713 | Oil & Gas Operator | Mar 2008 |
| 24157 | Reservoir Research Corp | | Oil Operator | Dec 2009 |
| 24158 | Resetarits, David W. | Elma, NY 14059 | Gas Operator | Dec 2023 |
| 24159 | Resolute Natural Res. Co., LLC | Midland, TX 79706 | Oil & Gas Operator | Sep 2024 |
| 24160 | Resolute Natural Resources Co., LLC | Denver, CO 80203 | Oil & Gas Operator | Feb 2017 |
| 24161 | Resolute Wyoming Inc | Denver, CO 80203 | Oil & Gas Operator | May 2018 |
| 24162 | Resolve Energy Corp | | Gas Operator | May 2009 |
| 24163 | Resonance Exploration (North Dakota) LLC | | Oil & Gas Operator | Aug 2024 |
| 24164 | Resource Acquisitions Corp. | | Oil & Gas Operator | Dec 2002 |
| 24165 | Resource America Inc | Uniontown, OH 44685 | Oil & Gas Operator | Dec 2011 |
| 24166 | Resource Dev Technology LLC | Morrison, CO 80465-5020 | Oil & Gas Operator | Jan 2017 |
| 24167 | Resource Development Technology LLC | Morrison, CO 80465 | Oil & Gas Operator | Oct 2020 |
| 24168 | Resource Energy Can-Am LLC | | Oil & Gas Operator | May 2022 |
| 24169 | Resource Energy Technologies, LLC | | Oil & Gas Operator | Dec 2017 |
| 24170 | Resource Engineering | | Gas Operator | Jun 2024 |
| 24171 | Resource Enterprises Inc | Salt Lake City, UT 84108 | Gas Operator | Dec 1990 |
| 24172 | Resource Expl & Prod, Inc. | Salado, TX 76571 | Oil & Gas Operator | Sep 2024 |
| 24173 | Resource Management Company | Fredericksbrg, TX 78624 | Oil & Gas Operator | Feb 2015 |
| 24174 | Resource Oil And Gas, LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Sep 2024 |
| 24175 | Resource Operating Company | Abilene, TX 79601 | Oil & Gas Operator | Jul 1997 |
| 24176 | Resource Operations, Inc. | Tulsa, OK 74157 | Oil & Gas Operator | May 2016 |
| 24177 | Resource Production Inc | Bridgeport, CT 06604 | Oil & Gas Operator | Dec 1993 |
| 24178 | Resource Rock Services, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2018 |
| 24179 | Resource Securities Corp. | | Oil & Gas Operator | Mar 2005 |
| 24180 | Resource Venture | | Oil & Gas Operator | Oct 1991 |
| 24181 | Resources & Investment Co. | Mandeville, LA 70448 | Oil Operator | Oct 2023 |
| 24182 | Resources America, Inc | | Oil Operator | Jan 1983 |
| 24183 | Resources Investment Corp | Denver, CO 80202 | Oil & Gas Operator | Apr 2024 |
| 24184 | Resources Operating Co Inc | Enid, OK 73703-1628 | Oil & Gas Operator | Jun 2024 |
| 24185 | Ress Production Co. | Farmington, NM 87499 | Oil & Gas Operator | Sep 2024 |
| 24186 | Ressler Well Service, Inc. | Burrton, KS 67020 | Oil & Gas Operator | May 2024 |
| 24187 | Restoration Energy LLC | Austin, TX 78746 | Oil & Gas Operator | Sep 2024 |
| 24188 | Restore Operating LLC | Andrews, TX 79714 | Oil & Gas Operator | Sep 2024 |
| 24189 | Ret Oil Inc | Del City, OK 73115 | Oil & Gas Operator | Jan 2007 |
| 24190 | Retama Oil Corporation | Uvalde, TX 78801 | Oil & Gas Operator | Sep 2024 |
| 24191 | Retamco Operating Inc | Red Lodge, MT 59068-0790 | Oil & Gas Operator | Jun 2024 |
| 24192 | Retsal Drilling Co. | | Oil & Gas Operator | Jan 1984 |
| 24193 | Retsal Production Company | | Oil & Gas Operator | Mar 1986 |
| 24194 | Return Oil Corp | Oil City, PA 16301-0564 | Oil Operator | Dec 1992 |
| 24195 | Reubin Collins Dba RCJ Enterprises | Hobbs, NM 882416055 | Oil & Gas Operator | May 2009 |
| 24196 | Reunion Energy Company | Houston, TX 77056 | Oil & Gas Operator | May 1996 |
| 24197 | Reunion Resources, Inc. | | Oil & Gas Operator | Dec 2015 |
| 24198 | Reunion Titan, Inc. | | Oil & Gas Operator | Jan 2017 |
| 24199 | Reusch Well Service, Inc. | Ottawa, KS 66067 | Oil Operator | May 2024 |
| 24200 | Revard Oil & Gas Properties Inc | Tulsa, OK 74170 | Oil & Gas Operator | Jun 2024 |