| 451 | NAVYA METALS PRIVATE LIMITED - U23109WB1998PTC087814 |
| 452 | NB HITECH INDUSTRIES PRIVATE LIMITED - U23209WB2004PTC098264 |
| 453 | NBP LUBRICANTS PRIVATE LIMITED - U23201WB2003PTC096612 |
| 454 | NECHIKETA ORGANICS PVT LTD - U23300WB1976PTC030756 |
| 455 | NEPTUNE HYDROCARBONS MFG PRIVATE LIMITED - U23101WB2001PTC093415 |
| 456 | NEW JEMEHARI KHAS COLLIERY PVT LTD - U23109WB1953PTC021388 |
| 457 | NEW VISTA PROJECTS PVT. LTD. - U23201WB1994PTC062252 |
| 458 | NIMCHA COAL CO LTD - U23109WB1945PLC012801 |
| 459 | NIRSHA KHAS COLLIERY PVT LTD - U23109WB1953PTC021386 |
| 460 | NISHA FOOD PRODUCTS PRIVATE LIMITED - U23101WB2005PTC104804 |
| 461 | NORTH BARAMENIA COLLIERY PVT LTD - U23109WB1963PTC025926 |
| 462 | NORTH BENGAL COAL COMPLEX PVT. LTD. - U23109WB1989PTC047847 |
| 463 | NORTH EASTERN COAL SUPPLIERS PVT. LTD. - U23109WB1991PTC053727 |
| 464 | NOVOPHALT MODIFIED BITUMEN PRIVATE LIMIT ED - U23300WB2005PTC102755 |
| 465 | NUVIESTA ENTERPRISE PVT. LTD. - U23202WB1993PTC059679 |
| 466 | ONKAAR PROMOTERS PVT.LTD. - U23109WB1992PTC054015 |
| 467 | ORIENTAL FOUNDERS & ENGINEERS PVT LTD - U23109WB1978PTC031767 |
| 468 | ORIENTAL GRAPHITES LTD - U23109WB1974PLC029224 |
| 469 | ORISSA COALFIELDS AND WASHERIES LIMITED - U23109WB2003PLC108847 |
| 470 | OSD COKE PRIVATE LIMITED - U23101WB1989PTC047645 |
| 471 | OXYWELD ENGINEERS PVT LTD - U23201WB1990PTC048485 |
| 472 | P K VALVES PVT LTD - U23203WB1989PTC046971 |
| 473 | P.D. GAINWELL & CREDIT PVT. LTD. - U23109WB1991PTC052449 |
| 474 | P.D. PETROLEUM PRIVATE LIMITED - U23109WB2004PTC100074 |
| 475 | PADMAVATI PETRO-CHEMICALS PVT LTD - U23209WB1986PTC041429 |