| 1826 | S L MECHANICAL ENGINEERING EQUIPMENTS PRIVATE LIMITED - U29253WB2011PTC158408 |
| 1827 | S M FLUID ENGINEERING PRIVATE LIMITED - U29253WB2011PTC162041 |
| 1828 | S P A BUSINESS PVT LTD - U29296WB1990PTC050043 |
| 1829 | S R VIBRO-CON PVT. LTD. - U29119WB1994PTC062758 |
| 1830 | S S A S (G) TUBRK ENGINEERS PVT. LTD. - U29219WB1986PTC040905 |
| 1831 | S&P SAFETY PRODUCTS PRIVATE LIMITED - U29100WB2001PTC093173 |
| 1832 | S. ABBAS & COMPANY PRIVATE LIMITED - U29253WB2010PTC141583 |
| 1833 | S. K. SYNTHETICS PRIVATE LIMITED - U29262WB2009PTC139317 |
| 1834 | S. N. (MECHANICAL) ENTERPRISE PRIVATE LIMITED - U29253WB2011PTC169256 |
| 1835 | S. R. B. AGRICULTURAL PRIVATE LIMITED - U29219WB2007PTC113895 |
| 1836 | S.C. DEY INSTRUMENTS PRIVATE LIMITED - U29299WB2005PTC102661 |
| 1837 | S.H. MACHINE MANUFACTURING PRIVATE LIMITED - U29253WB2012PTC180371 |
| 1838 | S.K.AGARWAL PVT LTD - U29130WB1960PTC024883 |
| 1839 | S.M. MEDITRONIX PVT LTD - U29219WB1979PTC031915 |
| 1840 | S.P.J INDUSTRIES PRIVATE LIMITED - U29303WB1999PTC090274 |
| 1841 | S.R.A. BBREAKES PVT.LTD. - U29130WB1995PTC071639 |
| 1842 | S.S.A. TECHNO ENGINEERING PRIVATE LIMITED - U29253WB2007PTC113072 |
| 1843 | SA IDEAL ENGINEERING (HOWRAH) PRIVATE LIMITED - U29253WB2009PTC136307 |
| 1844 | SAB TECHNOLOGIES PRIVATE LIMITED - U29246WB1998PTC086419 |
| 1845 | SABYASACHI ELECTRONICS LTD. - U29299WB1986PLC040732 |
| 1846 | SADHU MACHINERY & EQUIPMENT (INDIA) PVT LTD - U29219WB1988PTC044288 |
| 1847 | SADHVI ENGINEERING PRIVATE LIMITED - U29303WB1999PTC089992 |
| 1848 | SAFE FIRE SYSTEMS PRIVATE LIMITED - U29193WB2008PTC121584 |
| 1849 | SAFELIFT CRANE HIRING PRIVATE LIMITED - U29150WB2006PTC112206 |
| 1850 | SAFFRON PLANTATION PVT LTD - U29211WB1995PTC075579 |