| 4501 | SUHAIL METAL CONTRACTS PRIVATE LIMITED - U27100MH2005PTC151580 |
| 4502 | SUJASH STEEL AND IRON PRIVATE LIMITED - U27100MH2007PTC174843 |
| 4503 | SUJATA METAL ENGINEERING WORKS PRIVATE LIMITED - U27203MH1972PTC016001 |
| 4504 | SUKANTO PACKAGING PRIVATE LIMITED - U27110MH1998PTC117508 |
| 4505 | SUKHDA ALLOY CASTINGS LIMITED - U27100MH1995PLC089704 |
| 4506 | SUKHMANI DIE-CASTING INDUSTRIES PRIVATE LIMITED - U27200MH1990PTC056321 |
| 4507 | SUKHMANI STEELS PRIVATE LIMITED - U27100MH1996PTC098824 |
| 4508 | SUKRUT ALLOY CASTINGS PRIVATE LIMITED - U27310PN1996PTC102334 |
| 4509 | SULA STEELS PRIVATE LIMITED - U27108MH1989PTC050371 |
| 4510 | SUMA PHARMACEUTICALS PRIVATE LIMITED - U27100MH1991PTC062830 |
| 4511 | SUMAC IRON AND STEEL PRIVATE LIMITED - U27100MH1997PTC109281 |
| 4512 | SUMADHAV STEEL (INDIA) PRIVATE LIMITED - U27100MH2005PTC155145 |
| 4513 | SUMAN DIE-CASTING PRIVATE LIMITED - U27300MH1985PTC035599 |
| 4514 | SUMAN FERRO ALLOYS PRIVATE LIMITED - U27101MH2004PTC145046 |
| 4515 | SUMANGAL STEEL INDUSTRIES PVT LTD - U27100MH1986PTC038760 |
| 4516 | SUMATI FORGE PRIVATE LIMITED - U27100MH2002PTC136514 |
| 4517 | SUMECO METAL PRESSING PRIVATE LIMITED - U27209PN1995PTC087049 |
| 4518 | SUMEDHA METASTEEL AND POWER PRIVATE LIMITED - U27100MH2011PTC216034 |
| 4519 | SUMEX METAL AND ALLOYS PRIVATE LIMITED - U27101MH2009PTC193182 |
| 4520 | SUMILAN STEEL SOLUTIONS PRIVATE LIMITED - U27106PN2006PTC021816 |
| 4521 | SUMIT REROLLING MILLS PRIVATE LIMITED - U27209MH1988PTC046591 |
| 4522 | SUMIT STEELS PRIVATE LIMITED - U27100MH1981PTC024239 |
| 4523 | SUMO INDUSTRIES PRIVATE LIMITED - U27104PN2005PTC020562 |
| 4524 | SUN FERROMELT PRIVATE LIMITED - U27106PN2002PTC017133 |
| 4525 | SUN METALLICS & ALLOYS PRIVATE LIMITED - U27100MH2011PTC212275 |