| 25201 | Reed Gas Joint Venture | Charleston, WV 25302-0000 | Gas Operator | Oct 2021 |
| 25202 | Reed Kenneth E | Burbank, OH 44214 | Oil & Gas Operator | Dec 1993 |
| 25203 | Reed Oil Company | Gainesville, TX 76241 | Oil & Gas Operator | Jun 2005 |
| 25204 | Reed Oil, LLC | Louisburg, KS 66053 | Oil Operator | Sep 2025 |
| 25205 | Reed Power Tongs Inc | Seminole, OK 74818 | Oil & Gas Operator | Sep 2025 |
| 25206 | Reed Production, Inc. | Gainesville, TX 76241 | Oil Operator | Feb 2026 |
| 25207 | Reed Richard L | Shawnee, OK 74802-1462 | Oil Operator | Nov 1993 |
| 25208 | Reed, George A. | Wichita, KS 67202 | Oil & Gas Operator | Dec 2009 |
| 25209 | Reed, Robert T. | Jacksboro, TX 76458 | Oil & Gas Operator | Feb 2026 |
| 25210 | Reed, Trace | Bridgeport, TX 76426 | Oil & Gas Operator | Feb 2026 |
| 25211 | Reeder Energy Operating LLC | Dallas, TX 75206-4085 | Oil & Gas Operator | Dec 2021 |
| 25212 | Reeder Production | | Oil Operator | Oct 2005 |
| 25213 | Reeder, Wendell A. | Kilgore, TX 75663 | Oil Operator | Jul 2013 |
| 25214 | Reef Exploration Corporation | Richardson, TX 75080 | Oil Operator | Sep 2019 |
| 25215 | Reef Exploration Inc | Denver, CO 80202 | Oil & Gas Operator | Feb 2007 |
| 25216 | Reef Exploration, Inc. (A-1) | Richardson, TX 75080 | Oil & Gas Operator | Oct 2006 |
| 25217 | Reef Exploration, L.P. | Richardson, TX 75080 | Oil & Gas Operator | Feb 2026 |
| 25218 | Reef Operating, Inc. | Hays, KS 67601 | Oil Operator | Sep 2025 |
| 25219 | Reef Petroleum Corp | | Oil Operator | Feb 1994 |
| 25220 | Reef Ridge Energy Company LLC | | Oil & Gas Operator | Dec 2025 |
| 25221 | Reese Energy Corp. | | Oil & Gas Operator | Oct 1991 |
| 25222 | Reese Exploratio | | Oil & Gas Operator | Mar 1995 |
| 25223 | Reese Oil & Gas LTD | | Oil & Gas Operator | Sep 1991 |
| 25224 | Reese Oil And Gas Company | | Oil & Gas Operator | Mar 1985 |
| 25225 | Reese Oil Company | Raytown, MO 64133 | Oil Operator | Jan 1999 |
| 25226 | Reese Wellsite Supervision, LLC | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 25227 | Reeves County Systems, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Aug 2019 |
| 25228 | Reeves Harold D | | Oil & Gas Operator | Apr 1992 |
| 25229 | Reeves Prod. Co. | | Oil & Gas Operator | Mar 1989 |
| 25230 | Refined Products, Inc. | Beaumont, TX 77705 | Oil Operator | Feb 2026 |
| 25231 | Reflection Energy Search, Inc | Midland, TX 79702 | Oil Operator | Feb 2006 |
| 25232 | Reformation Energy Inc | | Oil & Gas Operator | May 1984 |
| 25233 | Refuge Properties, LLC | Longview, TX 75608 | Oil Operator | Mar 2025 |
| 25234 | Regal Development Inc. | Eldorado, TX 76936 | Gas Operator | Jul 1996 |
| 25235 | Regal Energy Corporation | Rhome, TX 76078 | Oil & Gas Operator | Feb 2026 |
| 25236 | Regal Energy Operating, L.L.C. | Plano, TX 75024 | Oil & Gas Operator | Feb 2026 |
| 25237 | Regal Operating | Cisco, TX 76437 | Oil & Gas Operator | Mar 2008 |
| 25238 | Regal Petroleum Services | Euless, TX 76039 | Oil & Gas Operator | Aug 2002 |
| 25239 | Regal Petroleum Services, Inc. | Euless, TX 76039-1127 | Oil & Gas Operator | May 2015 |
| 25240 | Regency Energy, Inc. | Crystal City, TX 78839 | Oil & Gas Operator | Feb 2026 |
| 25241 | Regency Exploration Inc | Oklahoma City, OK 73102-5605 | Oil & Gas Operator | Mar 1999 |
| 25242 | Regency Field Services LLC | Dallas, TX 75201 | Oil Operator | Jul 2017 |
| 25243 | Regency Gas Gathrng & Proc LLC | | Oil Operator | Sep 2007 |
| 25244 | Regency Intrastate Gas LLC | | Oil Operator | Feb 2009 |
| 25245 | Regency Midcon Gas LLC | Dallas, TX 75201 | Oil Operator | Oct 2014 |
| 25246 | Regency Pet Co Of NM | Irving, TX 75038 | Oil & Gas Operator | Feb 2000 |
| 25247 | Regency Petroleum Co. | Irving, TX 75016 | Oil & Gas Operator | Aug 2002 |
| 25248 | Regency Petroleum Co. Of New Mex | Coppell, TX 75019 | Oil & Gas Operator | Apr 2008 |
| 25249 | Regency Petroleum Inc | Jones, OK 73049-8724 | Oil & Gas Operator | Mar 1999 |
| 25250 | Regeneration Energy, Corporation | Artesia, NM 88210 | Oil & Gas Operator | Mar 2023 |
| 25251 | Regent Oil & Gas Company, L.P. | Dallas, TX 75225 | Oil & Gas Operator | Sep 2006 |
| 25252 | Regina Oil & Gas LLC | Regina, NM 87046 | Oil & Gas Operator | Dec 2025 |
| 25253 | Regional Energy Corporation | Temple, TX 76503-1733 | Oil Operator | Mar 1996 |
| 25254 | Regions Energy LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2016 |
| 25255 | Regions Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
| 25256 | Rego Development Company, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2002 |
| 25257 | Reh Energy, Inc. | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Feb 2026 |
| 25258 | Reh Oil And Gas, LLC. | Pratt, KS 67124 | Oil & Gas Operator | Apr 2019 |
| 25259 | Rehoboth Oil & Gas LLC | Baytown, TX 77521 | Oil Operator | Oct 2011 |
| 25260 | Reichard Equip Co | New Bethlehem, PA 16242-1936 | Gas Operator | Dec 2021 |
| 25261 | Reichlinger Business Services | | Oil Operator | Apr 2014 |
| 25262 | Reichmann Petroleum Corp. | Grapevine, TX 76051 | Oil & Gas Operator | Feb 2026 |
| 25263 | Reid Williams Operating Inc | Shreveport, LA 71106-6223 | Oil & Gas Operator | Nov 2025 |
| 25264 | Reif Oil & Gas Company LLC | Hoisington, KS 67544 | Oil Operator | Aug 2010 |
| 25265 | Reif Oil Operati | | Oil Operator | Nov 1988 |
| 25266 | Reign Operating LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Nov 2025 |
| 25267 | Reilly Oil Company, Inc. | Wakeeney, KS 67672 | Oil Operator | Sep 2025 |
| 25268 | Reilly Oil E & P | | Oil Operator | Sep 2025 |
| 25269 | Reilly, K. L. | Huntsville, TX 77342 | Oil Operator | Dec 2004 |
| 25270 | Rein Pusher Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Feb 2026 |
| 25271 | Reinecke Operating, LLC | Houston, TX 77024 | Oil & Gas Operator | Nov 2018 |
| 25272 | Reinke Brad L | Chardon, OH 44024 | Oil & Gas Operator | Dec 2024 |
| 25273 | Reisdorf, Christine A. | North Java, NY 14113 | Gas Operator | Dec 2024 |
| 25274 | Reiss, Kenneth G. | Cuba, NY 14727 | Gas Operator | Dec 2024 |
| 25275 | Reita Oil Company | | Oil & Gas Operator | Jan 1987 |
| 25276 | Rejiss Assoc | Braddock, PA 15104-1948 | Oil & Gas Operator | Dec 2009 |
| 25277 | Rejiss Assoc Holdings LLC | Braddock, PA 15104-1948 | Gas Operator | Dec 2025 |
| 25278 | Relative Energy, Inc. | Lindsborg, KS 67456 | Oil Operator | May 2025 |
| 25279 | Relco Exploration Co., Inc. | | Gas Operator | Aug 1987 |
| 25280 | Reliable Oil Industries Inc | Tulsa, OK 74133 | Oil & Gas Operator | Jul 2024 |
| 25281 | Reliable Prod Service Inc. | | Oil Operator | Mar 2007 |
| 25282 | Reliable Production LLC | Farmington, NM 87401 | Oil & Gas Operator | Dec 2025 |
| 25283 | Reliance Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Feb 2026 |
| 25284 | Reliance Energy, Inc. Dba Reliance Gas Company | | Gas Operator | Jun 2018 |
| 25285 | Reliance Energy, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 25286 | Reliance Oil And Gas, Inc. | Austin, TX 78748 | Oil Operator | Jun 2012 |
| 25287 | Reliance Oil Corp | Charlottesville, VA 22906 | Oil & Gas Operator | Dec 1988 |
| 25288 | Reliance Oil, LLC | Gridley, KS 66852 | Oil Operator | Sep 2025 |
| 25289 | Reliance Operating Company | Midland, TX 79702 | Oil & Gas Operator | Feb 2000 |
| 25290 | Reliance Petroleum Corporation | | Oil & Gas Operator | Oct 2018 |
| 25291 | Reliance Resources Inc | Houston, TX 77007 | Gas Operator | Jun 2012 |
| 25292 | Reliance TR-JV | | Gas Operator | Apr 1988 |
| 25293 | Reliance Trust | | Oil Operator | Dec 1960 |
| 25294 | Reliance Trusts | Dallas, TX 75244 | Oil & Gas Operator | Nov 1995 |
| 25295 | Reliance Trusts HS | | Gas Operator | Feb 1989 |
| 25296 | Reliance Well Service, Inc. | | Oil & Gas Operator | Apr 1997 |
| 25297 | Reliant Energy Field SVS Inc. | | Oil Operator | Sep 2002 |
| 25298 | Reliant Exploration And Production LLC | Midland, TX 79707 | Gas Operator | Mar 2015 |
| 25299 | Reliant Exploration, LTD. | Houston, TX 77060 | Oil & Gas Operator | Sep 2002 |
| 25300 | Reliford, Jimmy | Columbia, KY 42728 | Oil Operator | Dec 2023 |