| 25301 | Rogers, M & Scull, David | | Oil & Gas Operator | Dec 2008 |
| 25302 | Rogers, M. L. | Midland, TX 79701 | Oil & Gas Operator | Sep 2014 |
| 25303 | Rogers, Mike Drilling Co., Inc. | Magnolia, AR 71754 | Oil & Gas Operator | Sep 2002 |
| 25304 | Rogers, S. K. Oil, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Jun 2025 |
| 25305 | Rohmer Brother'S | Muenster, TX 76252 | Oil & Gas Operator | May 2014 |
| 25306 | Rohmer Resources LP | Muenster, TX 76252 | Oil Operator | Jun 2025 |
| 25307 | Rohmer, A. J. | Muenster, TX 76252 | Oil & Gas Operator | Apr 1997 |
| 25308 | Rohmer, Tony S. | Muenster, TX 76252 | Oil & Gas Operator | Sep 2015 |
| 25309 | Rohmer, William J. | Muenster, TX 76252 | Oil & Gas Operator | Dec 2011 |
| 25310 | Rohrig Petroleum Co. | | Oil & Gas Operator | Dec 1998 |
| 25311 | Roil Mineral & Land Co. | Dallas, TX 75379 | Oil & Gas Operator | Jun 2025 |
| 25312 | Roil Production Company | Houston, TX 77056 | Gas Operator | Sep 2005 |
| 25313 | Rojo Burro Petroleo & Gas | Kilgore, TX 75662 | Oil & Gas Operator | Aug 2007 |
| 25314 | Rojo Grande LLC | Artesia, NM 882110248 | Oil Operator | Apr 2008 |
| 25315 | Rojo Oil Company | McLean, TX 79057 | Oil & Gas Operator | Jun 2025 |
| 25316 | Roka Management Inc | Oklahoma City, OK 73139 | Oil & Gas Operator | Mar 2025 |
| 25317 | Roka Resources Inc | Oklahoma City, OK 73139 | Oil & Gas Operator | Mar 2025 |
| 25318 | Roland Carlson LLC | Austin, TX 78705 | Gas Operator | Jun 2025 |
| 25319 | Roland Oil And Gas | Cut Bank, MT 59427 | Oil Operator | Feb 2023 |
| 25320 | Roland Oil Company | Charlotte, TX 78011 | Oil & Gas Operator | Jun 2025 |
| 25321 | Rolfe & Rolfe Oi | | Oil Operator | May 1988 |
| 25322 | Rollar Oil Co., Inc. | | Oil & Gas Operator | Jul 1999 |
| 25323 | Rollert Co., Inc., The | Luling, TX 78648 | Oil & Gas Operator | Nov 2000 |
| 25324 | Rolling Meadows Oil & Gas Development, LLC | Centerville, KS 66014 | Oil Operator | Feb 2025 |
| 25325 | Rollo Resources, LLC | Granbury, TX 76049 | Gas Operator | Jun 2025 |
| 25326 | Roma Oil & Gas | San Antonio, TX 78217 | Oil & Gas Operator | Mar 1999 |
| 25327 | Roma Oil And Gas, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jun 2025 |
| 25328 | Romac Oil Company, Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Jun 2025 |
| 25329 | Romack Production Company | Granville, OH 43023 | Oil Operator | Mar 2018 |
| 25330 | Roman Well Services Inc | Lakeville, OH 44638 | Oil & Gas Operator | Dec 2023 |
| 25331 | Romara Energy Inc. | | Oil & Gas Operator | Dec 2017 |
| 25332 | Romax Corporation | Ardmore, OK 73401-8882 | Oil & Gas Operator | Feb 2022 |
| 25333 | Romaxsco Exploration Co., Inc. | | Oil & Gas Operator | Aug 1993 |
| 25334 | Romco | Muenster, TX 76252 | Oil & Gas Operator | Mar 2015 |
| 25335 | Rome Oil, LLC | Lakewood, CO 80232 | Oil Operator | Dec 2024 |
| 25336 | Romine Oil & Gas LTD | Shawnee, OK 74802-3425 | Oil & Gas Operator | Jan 2013 |
| 25337 | Romine Oil & Gas, LLC | Midland, TX 79710 | Oil & Gas Operator | Jun 2025 |
| 25338 | Romines & Warner | Pampa, TX 79065 | Oil & Gas Operator | Jan 2002 |
| 25339 | Romines Operating Group | Pampa, TX 79066 | Oil & Gas Operator | Nov 2022 |
| 25340 | Rominger, R.L. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jan 2015 |
| 25341 | Roms Co., Inc. | | Oil Operator | Jun 1983 |
| 25342 | Ron & Dan'S Oil LTD | Barnsdall, OK 74002-0628 | Oil & Gas Operator | May 2011 |
| 25343 | Ron Brooks Corp | | Oil Operator | Sep 1995 |
| 25344 | Ron Knott & Associates,Inc. | | Oil & Gas Operator | Aug 1989 |
| 25345 | Ron'S Oil Oper I | | Oil Operator | Nov 1994 |
| 25346 | Ron'S Oil Operations Inc | Penokee, KS 67659 | Oil Operator | Dec 2018 |
| 25347 | Ron-Bob Oil LLC | Neosho Falls, KS 66758 | Oil Operator | Feb 2025 |
| 25348 | Ronadero Company Inc | Roswell, NM BAD ADDR | Oil & Gas Operator | Dec 1996 |
| 25349 | Ronald A Gibson & Assoc Inc | Avon Lake, OH 44012 | Oil & Gas Operator | Dec 2024 |
| 25350 | Ronald E. Hall | | Oil Operator | Nov 1991 |
| 25351 | Ronald J Nelson | Hobbs, NM 88240 | Oil & Gas Operator | Feb 2006 |
| 25352 | Ronald L Hicks | Aztec, NM 87410 | Oil Operator | Sep 2009 |
| 25353 | Ronald L Nick | Lucinda, PA 16235-3006 | Gas Operator | Dec 2023 |
| 25354 | Ronald M. Sannes | | Oil & Gas Operator | Oct 2016 |
| 25355 | Ronald Russ Prater, Inc. | Eastborough, KS 67207 | Gas Operator | Nov 2024 |
| 25356 | Ronan Company | Springfield, MO 65704 | Oil & Gas Operator | Aug 2013 |
| 25357 | Ronco Energy Resources Inc | Norman, OK 73072 | Oil & Gas Operator | Apr 2015 |
| 25358 | Ronco Incorporat | | Oil Operator | Sep 1988 |
| 25359 | Ronde Operating, LLC | Houston, TX 77006 | Oil & Gas Operator | Mar 2021 |
| 25360 | Rongey Ira E | Sapulpa, OK 74066-9317 | Oil & Gas Operator | May 2013 |
| 25361 | Rongey Oil | Jenks, OK 74037-3621 | Oil & Gas Operator | Jan 2013 |
| 25362 | Ronmar Engineering & Expl Inc | Ada, OK 74820-1402 | Oil Operator | Aug 2013 |
| 25363 | Ronning Gas And Oil LLC | Mesa, AZ 85203 | Oil & Gas Operator | Jun 2025 |
| 25364 | Ronny N. Davis | | Oil Operator | Jan 2025 |
| 25365 | Roof Carl | Indiana, PA 15701 | Gas Operator | Dec 2024 |
| 25366 | Rookstool, William A. | Edmond, OK 73034 | Gas Operator | Jan 1999 |
| 25367 | Roome Exploration Company | Bartlett, TX 76511 | Oil & Gas Operator | Mar 2008 |
| 25368 | Roome Oil Co. | Bartlett, TX 76511 | Oil & Gas Operator | Jun 2025 |
| 25369 | Roon Energy, Inc. | Dickinson, TX 77539 | Oil Operator | Jun 2025 |
| 25370 | Roosevelt Operating Co. | | Oil Operator | Sep 2023 |
| 25371 | Roosevelt Resources LP | Dallas, TX 75225 | Oil & Gas Operator | Jun 2025 |
| 25372 | Rooster Petroleum, LLC | | Oil & Gas Operator | Feb 2011 |
| 25373 | Rooster Production, LLC | Oil City, LA 71061 | Oil Operator | Jan 2025 |
| 25374 | Roosth & Genecov Production Co. | Tyler, TX 75710 | Oil & Gas Operator | Aug 2003 |
| 25375 | Roosth Production Co. | Tyler, TX 75711 | Oil & Gas Operator | Jun 2025 |
| 25376 | Ropa Exploration Corp. | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2011 |
| 25377 | Ropar Operating Co. | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 2025 |
| 25378 | Roppolo Petro/Sun Explor& Prod | | Oil & Gas Operator | Sep 1988 |
| 25379 | Roppolo Petroleum Co. | | Oil & Gas Operator | Jan 2000 |
| 25380 | Rorico Oil Company | Argyle, TX 76226 | Oil & Gas Operator | Jun 2025 |
| 25381 | Roring Arthur | Ratliff City, OK 73481 | Oil Operator | Mar 2025 |
| 25382 | Roring Jr Roy W | Duncan, OK 73533-3048 | Oil & Gas Operator | Aug 2022 |
| 25383 | Roring Roy W | Ardmore, OK 73401 | Oil & Gas Operator | Dec 1998 |
| 25384 | Roring Steven A | Ratliff City, OK 73481-0206 | Oil Operator | Feb 2018 |
| 25385 | Rosa Petroleum | Evansville, WY 82636 | Oil Operator | Dec 1995 |
| 25386 | Rosamond Drilling Co., Inc. | | Gas Operator | Nov 1984 |
| 25387 | Rosbottom Petroleum | | Oil & Gas Operator | Aug 1988 |
| 25388 | Rosbottom Production Corp | Shreveport, LA 71134 | Oil & Gas Operator | Dec 2017 |
| 25389 | Roscoe Gas & Oil Co | Dover, OH 44622 | Oil & Gas Operator | Dec 1991 |
| 25390 | Rose City Resources, LLC | Tyler, TX 75703 | Oil & Gas Operator | Jun 2025 |
| 25391 | Rose Dan And Bill | Henryetta, OK 74437-1450 | Oil & Gas Operator | Mar 2025 |
| 25392 | Rose Exploration, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Feb 2002 |
| 25393 | Rose Katherine Stone | | Oil & Gas Operator | Dec 2025 |
| 25394 | Rose Operating Company | Tulsa, OK 74101-2391 | Oil & Gas Operator | Dec 2014 |
| 25395 | Rose Pass Mines, Inc. | | Oil Operator | Oct 1982 |
| 25396 | Rose Petroleum (Us), LLC | Parker, CO 80134 | Oil & Gas Operator | Jul 2016 |
| 25397 | Rose Petroleum (Utah) LLC | Annapolis, MD 21401 | Oil & Gas Operator | Mar 2025 |
| 25398 | Rose Petroleum Corp | Oklahoma City, OK 73146 | Oil & Gas Operator | Feb 2015 |
| 25399 | Rose Rock Resources Inc | Wagoner, OK 74467-8362 | Oil & Gas Operator | Mar 2025 |
| 25400 | Rose, Lonnie | Troy, WV 26443 | Gas Operator | Dec 2021 |