| 51 | BENISON ENGINEERS PRIVATE LIMITED - U27107JH2006PTC012623 |
| 52 | BHAGWATI ISPAT PRIVATE LIMITED - U27310JH1996PTC007010 |
| 53 | BHALOTIA ENTERPRISES PRIVATE LIMITED - U27101JH2004PTC010897 |
| 54 | BHALOTIA SAFETY GLASS PRIVATE LIMITED - U27106JH2002PTC009975 |
| 55 | BHALOTIA SPONGE IRON PRIVATE LIMITED - U27102JH2000PTC009447 |
| 56 | BHARAT RE-ROLLING MILLS LIMITED - U27104JH1988PLC003113 |
| 57 | BHARDWAJ STEELS PRIVATE LIMITED - U27100JH2004PTC010720 |
| 58 | BIHAR FOUNDRY & CASTINGS LIMITED - U27100JH1971PLC000912 |
| 59 | BIHAR PRECISION TOOLS PRIVATE LIMITED - U27109JH1982PTC001667 |
| 60 | BIHAR SPONGE IRON LIMITED - L27106JH1982PLC001633 |
| 61 | BIHAR UTENSILS PRIVATE LIMITED - U27203JH1986PTC002282 |
| 62 | BINDU STEELS PRIVATE LIMITED - U27310JH2004PTC010580 |
| 63 | BIR STEELS PRIVATE LIMITED - U27100JH1989PTC003603 |
| 64 | BIRMA INDUSTRIAL & BUSINESS ENTERPRISE PRIVATE LIMITED - U27100JH1995PTC006437 |
| 65 | BIRSA ENGINEERING WORKS PRIVATE LIMITED - U27104JH2003PTC010148 |
| 66 | BISHWANATH FERRO ALLOY PRIVATE LIMITED - U27100JH1999PTC009005 |
| 67 | BLACK GOLD ISPAT PRIVATE LIMITED - U27310JH2009PTC013840 |
| 68 | BLACKPEARL STEEL AND MINERALS PRIVATE LIMITED - U27100JH2009PTC013439 |
| 69 | BLUE STAR CASTING PRIVATE LIMITED - U27310JH2015PTC003121 |
| 70 | BLUE STAR MALLEABLE PRIVATE LIMITED - U27100JH2007PTC012982 |
| 71 | C N C MACHINING CENTRE PRIVATE LIMITED - U27200JH1986PTC002421 |
| 72 | CARBO POWER INDUSTRIES LIMITED - U27310JH1994PLC005860 |
| 73 | CDJR STEEL AND POWER PRIVATE LIMITED - U27209JH2017PTC010059 |
| 74 | CHANDIL HARDWARE INDUSTRIES PRIVATE LIMITED - U27100JH1980PTC001440 |
| 75 | CHANDIL IRON AND STEEL PRIVATE LIMITED - U27310JH2015PTC002750 |