ISG Global
51, Ezra Street, 4th Floor
Kolkata- 700001, West Bengal (India)
Bhaskar Silicon Limited
No. 60- A, Diamond Harbour Road
Kolkata- 700063, West Bengal (India)
Waco Instruments
No. 32A, Ganesh Chandra Avenue, 4th Floor
Kolkata- 700013, West Bengal (India)
Websol Energy Systems Limited
Falta Sez, Sector II, Falta Village Birsa Mouza Akalmegh, P. S Ramnagar
South 24 Parganas- 743504, West Bengal (India)
Sonthalia Group
CF-255, Salt Lake City, Sector-1
Kolkata- 700064, West Bengal (India)
Vikram Group
Tobacco House 1, Old Court House Corner
Kolkata- 700001, West Bengal (India)