| 24201 | Richmond Drilling Company | Midland, TX 79705 | Oil & Gas Operator | Apr 2017 |
| 24202 | Richmond Operating Company | Midland, TX 79707 | Oil & Gas Operator | Feb 2007 |
| 24203 | Richmond Petroleum Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Aug 2003 |
| 24204 | Richter Ervin E | | Oil & Gas Operator | Dec 2009 |
| 24205 | Richter Operating Company | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2007 |
| 24206 | Rick & Sons Oil LLC | Warren, PA 16365-3561 | Oil & Gas Operator | Dec 2025 |
| 24207 | Rick Parrish & Family Contractors Inc | Albany, KY 42602 | Oil Operator | Dec 2023 |
| 24208 | Rick Pulliam Oil & Gas Inc | Bristow, OK 74010 | Oil & Gas Operator | Feb 2026 |
| 24209 | Rick'S Well Service | Cherryvale, KS 67335 | Oil & Gas Operator | Apr 2023 |
| 24210 | Rick-Rod Oil Company, Inc | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 24211 | Rick-Rod Well Services Co | | Oil Operator | Dec 2013 |
| 24212 | Rickaway Energy, Corp. | Pleasanton, TX 78064 | Oil & Gas Operator | Jun 2026 |
| 24213 | Rickerson, Russell | Rantoul, KS 66079 | Oil Operator | Jan 2026 |
| 24214 | Ricks & Ricks Oil Producers | | Oil Operator | Sep 1983 |
| 24215 | Ricks Consulting LLC | Copan, OK 74022 | Oil Operator | Dec 2025 |
| 24216 | Ricks Expl Acquisition Corp | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2004 |
| 24217 | Ricks Expl Acquisition LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2013 |
| 24218 | Ricks Exploration Co | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 24219 | Ricks Exploration, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
| 24220 | Rico Oil Company | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 24221 | Ricochet Energy, Inc. | San Antonio, TX 78258 | Oil & Gas Operator | Jun 2026 |
| 24222 | Ricon Petroleum Company | Shamrock, TX 79079 | Oil & Gas Operator | Mar 2008 |
| 24223 | Ricotta, Deborah | Lancaster, NY 14043 | Gas Operator | Dec 2024 |
| 24224 | Riddle Engineering Corp. | Corpus Christ, TX 78401 | Oil & Gas Operator | Jul 2011 |
| 24225 | Riddle William T | Haskell, OK 74436-1353 | Oil & Gas Operator | Feb 2014 |
| 24226 | Riddle, William D | | Oil & Gas Operator | Dec 2021 |
| 24227 | Rider Oil & Gas | | Oil Operator | Aug 1991 |
| 24228 | Rider, Don C. | Medicine Lodge, KS 67104 | Gas Operator | Mar 2000 |
| 24229 | Rider, Scott A. | East Aurora, NY 14052 | Gas Operator | Dec 2024 |
| 24230 | Ridge Energy Partners LLC | Casper, WY 82601 | Oil Operator | Dec 2018 |
| 24231 | Ridge Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Mar 2026 |
| 24232 | Ridge Oil & Gas, LLC Dba Ridge Energy | | Gas Operator | Apr 2026 |
| 24233 | Ridge Oil And Gas Inc | Zanesville, OH 43702-2534 | Oil & Gas Operator | Dec 2025 |
| 24234 | Ridge Oil Company | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2026 |
| 24235 | Ridge Petroleum Inc. | Tyler, TX 75701 | Oil & Gas Operator | Jun 2026 |
| 24236 | Ridge Runner Properties Of N.Y. L.L.C | Pavilion, NY 14525 | Gas Operator | Dec 2024 |
| 24237 | Ridge Runner Resources Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Oct 2020 |
| 24238 | Ridgelake Energy, Inc. | | Oil & Gas Operator | Jul 2020 |
| 24239 | Ridgeland Energy, LLC | Pinch, WV 25156 | Oil & Gas Operator | Dec 2021 |
| 24240 | Ridgeland Wyoming Inc | | Oil Operator | Dec 2014 |
| 24241 | Ridgeline Energy Inc. | Miami, FL 33130 | Oil & Gas Operator | Jun 2026 |
| 24242 | Ridgeline Resources, LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 24243 | Ridgeview Gas & Oil Inc | Templeton, PA 16259-4505 | Oil & Gas Operator | Dec 2025 |
| 24244 | Ridgeview Gas Co | Templeton, PA 16259-4505 | Oil & Gas Operator | Dec 2010 |
| 24245 | Ridgeway Arizona Oil Corp. | Houston, TX 77079 | Oil & Gas Operator | Feb 2026 |
| 24246 | Ridgeway Exco, Inc. | San Antonio, TX 78279 | Oil & Gas Operator | Mar 1996 |
| 24247 | Ridgeway Resources | Barberton, OH 44203 | Oil & Gas Operator | Dec 2012 |
| 24248 | Ridglea Energy I, LLC | Spring, TX 77379 | Oil & Gas Operator | Jun 2026 |
| 24249 | Ridgway Realty & Land Inc | University Heights, OH 44118-3818 | Oil & Gas Operator | Dec 2019 |
| 24250 | Ridley Oil Corporation | Tyler, TX 75702 | Oil & Gas Operator | Nov 1996 |
| 24251 | Rierson Energy, LLC | McPherson, KS 67460 | Oil & Gas Operator | Feb 2026 |
| 24252 | Rierson, Joe | McPherson, KS 67460 | Oil Operator | Feb 2026 |
| 24253 | Rietz John T & Co Inc | | Oil & Gas Operator | Mar 1992 |
| 24254 | Rif Raf Inc | Norman, OK 73069 | Oil Operator | May 1999 |
| 24255 | Rife Energy Operating, Inc. | Fort Worth, TX 76116 | Oil & Gas Operator | Jun 2026 |
| 24256 | Rife Oil Properties Inc | Fort Worth, TX 76107 | Oil & Gas Operator | Jun 2026 |
| 24257 | Rife Operating, LTD. | Fort Worth, TX 76107 | Oil & Gas Operator | Oct 2005 |
| 24258 | Rife, M. O., Jr. | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 1998 |
| 24259 | Rig 6 Drilling Co., Inc. | Bronson, KS 66716 | Oil Operator | Oct 2019 |
| 24260 | Rig II LLC | Woods Cross, UT 84087 | Oil & Gas Operator | May 2018 |
| 24261 | Rig Iron Petroleum Inc | | Oil & Gas Operator | Aug 1988 |
| 24262 | Rig Iron, Inc. | | Oil & Gas Operator | Mar 1991 |
| 24263 | Rig Petroleum, LLC | Spearman, TX 79081 | Oil & Gas Operator | Jun 2026 |
| 24264 | Rig Runner Express Inc Of Texas | Kilgore, TX 75663 | Oil & Gas Operator | May 2014 |
| 24265 | Rig Runner Express, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Mar 2008 |
| 24266 | Rigel Resources Co., Inc. | | Oil Operator | Aug 2009 |
| 24267 | Rigel, Inc. | | Oil & Gas Operator | Feb 2010 |
| 24268 | Rigged Up, LLC | Graham, TX 76450 | Oil Operator | Jun 2026 |
| 24269 | Riggins Energy Inc. | Vernon, TX 76385 | Oil & Gas Operator | Jul 2004 |
| 24270 | Riggs Petroleum Company | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 24271 | Riggs, Don R. | San Antonio, TX 78270 | Oil & Gas Operator | Aug 2003 |
| 24272 | Riley & Scott Gas Co | Pikeville, KY 41502 | Gas Operator | Dec 2021 |
| 24273 | Riley Deborah R | Nowata, OK 74048 | Oil Operator | Jan 2026 |
| 24274 | Riley Exploration Operating Co LLC | Blanchard, OK 73010-8024 | Gas Operator | Jun 2017 |
| 24275 | Riley Exploration Opg Co, LLC | La Grange, TX 78945 | Oil & Gas Operator | Jun 2026 |
| 24276 | Riley Exploration, LLC | Blanchard, OK 73010 | Oil & Gas Operator | Jun 2026 |
| 24277 | Riley Lee Roy | Chickasha, OK 73018-9306 | Oil & Gas Operator | May 2006 |
| 24278 | Riley Leo M Co | | Gas Operator | Oct 1998 |
| 24279 | Riley Permian Operating Co, LLC | Oklahoma City, OK 73104 | Oil & Gas Operator | Jun 2026 |
| 24280 | Riley Production | Throckmorton, TX 76483 | Oil & Gas Operator | Jun 2026 |
| 24281 | Riley Production, Inc. | Midland, TX 79701 | Oil & Gas Operator | Feb 2012 |
| 24282 | Riley Resources, Inc . | Oklahoma City, OK 73162 | Gas Operator | Feb 2026 |
| 24283 | Rim Oil Company | Hays, KS 67601 | Oil Operator | Jun 2001 |
| 24284 | Rim Operating, Inc. | Englewood, CO 80112 | Oil & Gas Operator | Jun 2026 |
| 24285 | Rim Southwest Corp | Farmington, NM 87499-2058 | Oil & Gas Operator | Mar 2026 |
| 24286 | Rimco Oil & Gas | | Oil Operator | Mar 1987 |
| 24287 | Rimco Production Company, Inc. | | Oil & Gas Operator | Jan 2004 |
| 24288 | Rimfire Resources, LLC | Dallas, TX 75201 | Oil & Gas Operator | Jun 2026 |
| 24289 | Rimfire Swabbing, Inc. | | Oil Operator | Jan 2025 |
| 24290 | Rimrock Colony | Sunburst, MT 59482 | Gas Operator | Dec 2025 |
| 24291 | Rimrock Energy, LLC | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2012 |
| 24292 | Rimrock Gas Company | Weatherford, OK 73096 | Oil & Gas Operator | May 2008 |
| 24293 | Rimrock Oil Company | Kalispell, MT 59901 | Oil & Gas Operator | Dec 2023 |
| 24294 | Rimrock Production Inc. | Giddings, TX 78942 | Oil & Gas Operator | Jun 2026 |
| 24295 | Rimrock Resource Operating LLC | Tulsa, OK 74103-4462 | Oil & Gas Operator | Mar 2026 |
| 24296 | Rinard Petroleum LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 24297 | Rincon Island Limited Partnership | | Oil & Gas Operator | Nov 2022 |
| 24298 | Rincon Oil & Gas LLC | Arvada, CO 80005 | Gas Operator | Jun 2022 |
| 24299 | Rincon Oil Co. | | Oil & Gas Operator | Dec 1990 |
| 24300 | Rincon Petroleum Corporation | Corpus Chrsti, TX 78427 | Oil & Gas Operator | Jun 2026 |