| 51 | B.R.S. OVERSEAS PRIVATE LIMITED - U32109WB2005PTC103325 |
| 52 | BAID MOBILES PRIVATE LIMITED - U32109WB2010PTC155779 |
| 53 | BAJAJ ELECTRONICS PVT LTD - U32109WB1988PTC044311 |
| 54 | BALJIT TRADING & MANUFAQCTURING PRIVATE LIMITED - U32109WB2006PTC110065 |
| 55 | BANYAN ELECTRONICS PVT. LTD. - U32105WB1993PTC058066 |
| 56 | BASANT MARKETING LIMITED - U32106WB1982PLC034865 |
| 57 | BASU MARKETING & MANUFACTURING COMPANY PRIVATE LTD. - U32109WB1989PTC046586 |
| 58 | BEE NETVISION PRIVATE LIMITED - U32309WB2004PTC098703 |
| 59 | BELL ELECTRONICS PVT LTD - U32309WB1987PTC042535 |
| 60 | BELVISION ELECTRONICS PVT LTD - U32209WB1986PTC040197 |
| 61 | BENGAL ELECTRONICS CORPN. PVT LTD - U32100WB1962PTC025497 |
| 62 | BENGAL ELMECHTRONICS PVT LTD - U32109WB1993PTC059963 |
| 63 | BEST TELELECTRONICS PRIVATE LIMITED - U32109WB1998PTC088198 |
| 64 | BHAGYA LAXMI MINERAL AND LOGISTIC PRIVATE LIMITED - U32106WB1972PTC028599 |
| 65 | BHARAT OPHTHLAMIC GLASS LTD - U32102WB1972PLC028301 |
| 66 | BHUTORIA ENGG. WORKS LTD - U32101WB1962PLC025668 |
| 67 | BIHAR TECHNO & FINANCE COMPANY PVT LTD - U32303WB1985PTC039820 |
| 68 | BIPASHA VYAPAAR PRIVATE LIMITED - U32309WB2005PTC104631 |
| 69 | BIRDMAN CHEMENG PVT LTD - U32106WB1972PTC028503 |
| 70 | BLG ELECTRONICS LTD - U32101WB1986PLC040341 |
| 71 | BLINKNET TELECOM PRIVATE LIMITED - U32204WB2010PTC148682 |
| 72 | BMC ELECTROPLAST PVT LTD - U32109WB1986PTC040158 |
| 73 | BOSE ELECTRO ACOUSTICS COMPANY PVT. LTD. - U32109WB1992PTC056107 |
| 74 | BOSE ELECTRONICS PVT LTD - U32109WB1981PTC033537 |
| 75 | BOSTON ELECTRONICS PVT LTD - U32301WB1984PTC037763 |