| 251 | NRICAN ORES PRIVATE LIMITED - U13200OR2015PTC019155 |
| 252 | ODISHA MINERAL EXPLORATION CORPORATION LIMITED - U13209OR2016SGC025960 |
| 253 | ODISSI EXPORTS PRIVATE LIMITED - U13100OR2008PTC009962 |
| 254 | OM AVESTA MINING AND LOGISTICS PRIVATE LIMITED - U13209OR2004PTC007458 |
| 255 | OM SAI RESOURCES PRIVATE LIMITED - U13205OR2008PTC009752 |
| 256 | OM SHANTI MINES AND MINERALS PRIVATE LIM ITED - U13100OR1996PTC004644 |
| 257 | OM SHREE SAI TRADING PRIVATE LIMITED - U13100OR2010PTC011956 |
| 258 | OMKAR MINERALS PRIVATE LIMITED - U13200OR2014PTC018086 |
| 259 | OMM METALLOYS PRIVATE LIMITED - U13200OR2008PTC009944 |
| 260 | OMM MINERALS & BUILDCON PVT LTD - U13100OR2006PTC008929 |
| 261 | OMM SHREE MINERALS PRIVATE LIMITED - U13100OR2012PTC015726 |
| 262 | ORES INDIA PRIVATE LIMITED - U13100OR1997PTC004858 |
| 263 | ORG-7 MINERALS PRIVATE LIMITED - U13209OR2006PTC008822 |
| 264 | ORISSA EARTH MOVERS AND ORES PRIVATE LIM ITED - U13100OR2009PTC010678 |
| 265 | ORISSA MANGANESE & MINERALS LTD - U13201OR1953PLC017027 |
| 266 | ORISSA MINERALS & METALS MANUFACTURERS L IMITED - U13100OR2006PLC009073 |
| 267 | ORISSA ORES & MINERALS EXPORT PRIVATE LIMITED - U13100OR2010PTC012157 |
| 268 | ORISTONES PVT LTD - U13204OR1994PTC003485 |
| 269 | OSL IRC ENTERPRISES PRIVATE LIMITED - U13209OR2008PTC010400 |
| 270 | P K ORES PVT LTD - U13100OR2006PTC008712 |
| 271 | P.V.R. METALS PRIVATE LIMITED - U13200OR2009PTC010941 |
| 272 | PABANI FERROALLOYS PRIVATE LIMITED - U13209OR2008PTC010032 |
| 273 | PABANSUTA MINES AND MINERALS PRIVATE LIMITED - U13100OR2008PTC010475 |
| 274 | PALCO MINERALS & ESTATES PRIVATE LIMITED - U13100OR2009PTC010599 |
| 275 | PALLAVI POWER AND MINES LIMITED - U13100OR2005PLC008162 |