| 4001 | SOL JEWELLERY PRIVATE LIMITED - U27205WB2006PTC112003 |
| 4002 | SOLAKOTHI STEEL SUPPLY CO. PRIVATE LIMITED - U27310WB2011PTC162978 |
| 4003 | SOLAR BRIGHT STEEL MFG CO PVT LTD - U27109WB1973PTC028847 |
| 4004 | SOLAR ENTERPRISES PRIVATE LIMITED - U27109WB1995PTC067486 |
| 4005 | SOLID ALLOY GRAIDING BALLS LTD - U27108WB1974PLC029169 |
| 4006 | SOLUX GALFAB PRIVATE LIMITED - U27101WB1997PTC084611 |
| 4007 | SONA FOOD PRODUCTS PRIVATE LIMITED - U27109WB2004PTC099721 |
| 4008 | SONALI MARKETING PVT LTD - U27209WB1996PTC077100 |
| 4009 | SONAR BANGLA GOLD PRIVATE LIMITED - U27100WB2005PTC105409 |
| 4010 | SONAR BANGLA JEWELLERS PRIVATE LIMITED - U27205WB2006PTC108091 |
| 4011 | SONAR BANGLA SWARNALANKAR INDIA LIMITED - U27310WB2013PLC191773 |
| 4012 | SONAR TORI JEWELLERS PRIVATE LIMITED - U27205WB2011PTC169719 |
| 4013 | SONU ISPAT PRIVATE LIMITED - U27101WB2007PTC117854 |
| 4014 | SOORAJ STEEL LTD - U27209WB1973PLC028819 |
| 4015 | SOORAJMULL BAIJNATH (AGENCIES ) PVT LTD - U27106WB1985PTC038801 |
| 4016 | SOORAJMULL BAIJNATH PRIVATE LIMITED - U27106WB1993PTC058734 |
| 4017 | SORADIAN IMPEX PRIVATE LIMITED - U27100WB2009PTC139871 |
| 4018 | SOUDAMINI ALUMINIUM INDUSTRIES PVT LTD - U27203WB1989PTC047312 |
| 4019 | SOUMIK ENGINEERING PVT. LTD. - U27109WB1992PTC055032 |
| 4020 | SOURTHERN STEEL LTD - U27209WB1970PLC027642 |
| 4021 | SOUTH END CLINICS & NURSNG HOME PVT LTD - U27109WB1986PTC039961 |
| 4022 | SOUTHEND CITY STEEL PVT LTD - U27209WB1975PTC030293 |
| 4023 | SOVA ISPAT ALLOYS (MEGA PROJECTS) LIMITED - U27109WB2004PLC098360 |
| 4024 | SOVA ISPAT ALLOYS LIMITED - U27104WB1998PLC058051 |
| 4025 | SOVIYA ISPAT PRIVATE LIMITED - U27310WB2011PTC162306 |