| 24101 | Redstone Oil & G | | Oil Operator | Sep 1989 |
| 24102 | Redstone Oil & Gas Company | Dallas, TX 75225 | Oil & Gas Operator | Jan 2020 |
| 24103 | Redstone Operating, Inc. | Austin, TX 78734 | Oil & Gas Operator | Jan 2015 |
| 24104 | Redstone Resources Inc | Newcastle, WY 82701 | Gas Operator | Dec 2010 |
| 24105 | Redtail Investments LLC | Oklahoma City, OK 73179 | Oil & Gas Operator | Sep 2024 |
| 24106 | Redtail Resources, LLC | Shawnee, KS 66226 | Oil Operator | Jun 2024 |
| 24107 | Redwine Oil Company | Throckmorton, TX 76483 | Oil & Gas Operator | Jul 2009 |
| 24108 | Redwine Resources Inc | Dallas, TX 75225 | Oil & Gas Operator | Feb 2015 |
| 24109 | Redwolf Production Inc | Farmington, NM 87499 | Oil & Gas Operator | Sep 2024 |
| 24110 | Redwood Energy Production, L.P. | San Francisco, CA 94104 | Gas Operator | Nov 2024 |
| 24111 | Redwood Energy, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Jul 1997 |
| 24112 | Redwood Oil & Gas | McKinney, TX 75070 | Oil & Gas Operator | Apr 2013 |
| 24113 | Redwood Operating LLC | Artesia, NM 88210 | Oil & Gas Operator | Dec 2023 |
| 24114 | Redwood Operating, Inc. | Houston, TX 77058 | Oil & Gas Operator | Nov 2024 |
| 24115 | Reed Exploration LLC | Midland, TX 79701 | Oil & Gas Operator | Nov 2024 |
| 24116 | Reed Gas Inc. | Charleston, WV 25301-0000 | Oil & Gas Operator | Dec 2021 |
| 24117 | Reed Gas Joint Venture | Charleston, WV 25302-0000 | Gas Operator | Oct 2021 |
| 24118 | Reed Kenneth E | Burbank, OH 44214 | Oil & Gas Operator | Dec 1993 |
| 24119 | Reed Oil Company | Gainesville, TX 76241 | Oil & Gas Operator | Jun 2005 |
| 24120 | Reed Oil, LLC | Louisburg, KS 66053 | Oil Operator | Jul 2024 |
| 24121 | Reed Power Tongs Inc | Seminole, OK 74818 | Oil & Gas Operator | Aug 2024 |
| 24122 | Reed Production, Inc. | Gainesville, TX 76241 | Oil Operator | Nov 2024 |
| 24123 | Reed Richard L | Shawnee, OK 74802-1462 | Oil Operator | Nov 1993 |
| 24124 | Reed, George A. | Wichita, KS 67202 | Oil & Gas Operator | Dec 2009 |
| 24125 | Reed, Robert T. | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2024 |
| 24126 | Reed, Trace | Bridgeport, TX 76426 | Oil & Gas Operator | Nov 2024 |
| 24127 | Reeder Energy Operating LLC | Dallas, TX 75206-4085 | Oil & Gas Operator | Dec 2021 |
| 24128 | Reeder Production | | Oil Operator | Oct 2005 |
| 24129 | Reeder, Wendell A. | Kilgore, TX 75663 | Oil Operator | Jul 2013 |
| 24130 | Reef Exploration Corporation | Richardson, TX 75080 | Oil Operator | Sep 2019 |
| 24131 | Reef Exploration Inc | Denver, CO 80202 | Oil & Gas Operator | Mar 2007 |
| 24132 | Reef Exploration, Inc. (A-1) | Richardson, TX 75080 | Oil & Gas Operator | Oct 2006 |
| 24133 | Reef Exploration, L.P. | Richardson, TX 75080 | Oil & Gas Operator | Nov 2024 |
| 24134 | Reef Operating, Inc. | Hays, KS 67601 | Oil Operator | Jul 2024 |
| 24135 | Reef Petroleum Corp | | Oil & Gas Operator | Feb 1994 |
| 24136 | Reef Ridge Energy Company LLC | | Oil & Gas Operator | Sep 2024 |
| 24137 | Reefworks LLC | | Oil & Gas Operator | Jul 2024 |
| 24138 | Reese Energy Corp. | | Oil & Gas Operator | Oct 1991 |
| 24139 | Reese Exploratio | | Oil & Gas Operator | Mar 1995 |
| 24140 | Reese Oil & Gas LTD | | Oil & Gas Operator | Sep 1991 |
| 24141 | Reese Oil And Gas Company | | Oil & Gas Operator | Mar 1985 |
| 24142 | Reese Oil Company | Raytown, MO 64133 | Oil Operator | Jan 1999 |
| 24143 | Reese Wellsite Supervision, LLC | Graham, TX 76450 | Oil & Gas Operator | Nov 2024 |
| 24144 | Reeves County Systems, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Aug 2019 |
| 24145 | Reeves Harold D | | Oil & Gas Operator | Apr 1992 |
| 24146 | Reeves Prod. Co. | | Oil & Gas Operator | Mar 1989 |
| 24147 | Refined Products, Inc. | Beaumont, TX 77705 | Oil Operator | Nov 2024 |
| 24148 | Reflection Energy Search, Inc | Midland, TX 79702 | Oil Operator | Feb 2006 |
| 24149 | Reformation Energy Inc | | Oil & Gas Operator | May 1984 |
| 24150 | Regal Energy Corporation | Rhome, TX 76078 | Oil & Gas Operator | Nov 2024 |
| 24151 | Regal Energy Operating, L.L.C. | Plano, TX 75024 | Oil & Gas Operator | Nov 2024 |
| 24152 | Regal Operating | Cisco, TX 76437 | Oil & Gas Operator | Mar 2008 |
| 24153 | Regal Petroleum Services | Euless, TX 76039 | Oil & Gas Operator | Aug 2002 |
| 24154 | Regal Petroleum Services Inc | Euless, TX 76039-1127 | Oil & Gas Operator | May 2015 |
| 24155 | Regency Energy, Inc. | Crystal City, TX 78839 | Oil & Gas Operator | Nov 2024 |
| 24156 | Regency Exploration Inc | Oklahoma City, OK 73102-5605 | Oil & Gas Operator | Mar 1999 |
| 24157 | Regency Field Services LLC | Dallas, TX 75201 | Oil Operator | Jul 2017 |
| 24158 | Regency Gas Gathrng & Proc LLC | | Oil Operator | Sep 2007 |
| 24159 | Regency Intrastate Gas LLC | | Oil Operator | Feb 2009 |
| 24160 | Regency Midcon Gas LLC | Dallas, TX 75201 | Oil Operator | Oct 2014 |
| 24161 | Regency Pet Co Of NM | Irving, TX 75038 | Oil & Gas Operator | Feb 2000 |
| 24162 | Regency Petroleum Co. | Irving, TX 75016 | Oil & Gas Operator | Aug 2002 |
| 24163 | Regency Petroleum Co. Of New Mex | Coppell, TX 75019 | Oil & Gas Operator | Apr 2008 |
| 24164 | Regency Petroleum Inc | Jones, OK 73049-8724 | Oil & Gas Operator | Mar 1999 |
| 24165 | Regeneration Energy, Corporation | Artesia, NM 88210 | Oil & Gas Operator | Mar 2023 |
| 24166 | Regent Oil & Gas Company, L.P. | Dallas, TX 75225 | Oil & Gas Operator | Sep 2006 |
| 24167 | Regina Oil & Gas LLC | Regina, NM 87046 | Oil & Gas Operator | Aug 2024 |
| 24168 | Regional Energy Corporation | Temple, TX 76503-1733 | Oil Operator | Mar 1996 |
| 24169 | Regions Energy LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2016 |
| 24170 | Regions Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
| 24171 | Rego Development Company, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2002 |
| 24172 | Reh Energy, Inc. | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Nov 2024 |
| 24173 | Reh Oil And Gas, LLC. | Pratt, KS 67124 | Oil & Gas Operator | Apr 2019 |
| 24174 | Rehoboth Oil & Gas LLC | Baytown, TX 77521 | Oil Operator | Oct 2011 |
| 24175 | Reichlinger Business Services | | Oil Operator | Apr 2014 |
| 24176 | Reichmann Petroleum Corp. | Grapevine, TX 76051 | Oil & Gas Operator | Nov 2024 |
| 24177 | Reid Williams Operating Inc | Shreveport, LA 71106-6223 | Oil & Gas Operator | Aug 2024 |
| 24178 | Reif Oil & Gas Company LLC | Hoisington, KS 67544 | Oil Operator | Aug 2010 |
| 24179 | Reif Oil Operati | | Oil Operator | Nov 1988 |
| 24180 | Reilly Oil Company, Inc. | Wakeeney, KS 67672 | Oil Operator | Jul 2024 |
| 24181 | Reilly Oil E & P | | Oil Operator | Jul 2024 |
| 24182 | Reilly, K. L. | Huntsville, TX 77342 | Oil Operator | Dec 2004 |
| 24183 | Rein Pusher Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Nov 2024 |
| 24184 | Reinecke Operating, LLC | Houston, TX 77024 | Oil & Gas Operator | Nov 2018 |
| 24185 | Reinke Brad L | Chardon, OH 44024 | Oil & Gas Operator | Dec 2023 |
| 24186 | Reisdorf, Christine A. | North Java, NY 14113 | Gas Operator | Dec 2023 |
| 24187 | Reishman Oil & Gas | | Gas Operator | Dec 2021 |
| 24188 | Reiss, Kenneth G. | Cuba, NY 14727 | Gas Operator | Dec 2023 |
| 24189 | Reita Oil Company | | Oil & Gas Operator | Jan 1987 |
| 24190 | Rejiss Assoc | Braddock, PA 15104-1948 | Oil & Gas Operator | Dec 2009 |
| 24191 | Rejiss Assoc Holdings LLC | Braddock, PA 15104-1948 | Gas Operator | Dec 2023 |
| 24192 | Relative Energy, Inc. | Lindsborg, KS 67456 | Oil Operator | Nov 2019 |
| 24193 | Relco Exploration Co., Inc. | | Gas Operator | Aug 1987 |
| 24194 | Reliable Oil Industries Inc | Tulsa, OK 74133 | Oil & Gas Operator | Jul 2024 |
| 24195 | Reliable Prod Service Inc. | | Oil Operator | Mar 2007 |
| 24196 | Reliable Production LLC | Farmington, NM 87401 | Oil & Gas Operator | Sep 2024 |
| 24197 | Reliance Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Nov 2024 |
| 24198 | Reliance Energy, L.L.C. | | Oil & Gas Operator | Jun 2024 |
| 24199 | Reliance Oil And Gas, Inc. | Austin, TX 78748 | Oil Operator | Jun 2012 |
| 24200 | Reliance Oil Corp | Charlottesville, VA 22906 | Oil & Gas Operator | Dec 1988 |