| 501 | BALAJI METAL & SPONGE PRIVATE LIMITED - U27102WB2003PTC096689 |
| 502 | BALAJI ROLL FORMING PRIVATE LIMITED - U27100WB2010PTC143503 |
| 503 | BALAJI STEEL CASTINGS LTD. - L27310WB1982PLC035599 |
| 504 | BALAJIMS JEWELLERS PRIVATE LIMITED - U27310WB2013PTC193362 |
| 505 | BALARAM GOLD CHAIN MANUFACTURER PRIVATE LIMITED - U27205WB2008PTC121555 |
| 506 | BALARAMJI IRON & STEELS PRIVATE LIMITED - U27100WB2010PTC140772 |
| 507 | BALASHRI METALS PRIVATE LIMITED - U27102WB2004PTC098556 |
| 508 | BALILIAS ENGINEERING COMPANY PVT LTD - U27101WB1992PTC057276 |
| 509 | BALJIT INVESTMENT CASTING PRODUCTS PRIVATE LIMITED - U27100WB2008PTC126769 |
| 510 | BALJIT IRON PRIVATE LIMITED - U27109WB2005PTC103264 |
| 511 | BALJIT METALS PVT LTD - U27300WB1979PTC032291 |
| 512 | BALLABH ISPAT PRIVATE LIMITED - U27109WB2005PTC103903 |
| 513 | BALLETIC ENGINEERING INDIA PRIVATE LIMITED - U27100WB2015PTC207673 |
| 514 | BAMANGACHI ENGG. WORKS PVT LTD - U27109WB1952PTC020746 |
| 515 | BANAYAN JEWELLERY LIMITED - U27205WB2012PLC184119 |
| 516 | BANERJEE FABRICATORS PVT. LTD. - U27310WB1989PTC047406 |
| 517 | BANGALEE SEELPI PVT LTD - U27202WB1948PTC016821 |
| 518 | BANIARA ENGINEERS PRIVATE LIMITED - U27109WB1997PTC083843 |
| 519 | BANIK METAL INDUSTRIES PVT LTD - U27101WB1982PTC034701 |
| 520 | BANKURA ALLOYS PRIVATE LIMITED - U27100WB2008PTC126136 |
| 521 | BANKURA PROJECT PRIVATE LIMITED - U27109WB2004PTC099585 |
| 522 | BANKURA RE-ROLLING MILLS PRIVATE LIMITED - U27310WB2001PTC093519 |
| 523 | BANKURA STEEL INDUSTRIES PVT LTD - U27209WB1988PTC044220 |
| 524 | BANSAL ALUMEX PRIVATE LIMITED - U27203WB2005PTC102250 |
| 525 | BANSAL COMMERCIAL PVT LTD - U27103WB1988PTC044300 |