Engineering & Networking Systems
No. 27-A, Sisir Bagan Road Behala
Kolkata- 700034, West Bengal (India)
Conceptronics
8B, Raja Naba Krishna Street
Kolkata- 700005, West Bengal (India)
G. K. Enterprise
No. 86/1B, East Sinthee Road
Kolkata- 700030, West Bengal (India)
Roshan Enterprises
No. 4/4, S. B. Colony, 1st Floor, Ghosh Para Road, Lalkuthi, Barrackpore
Kolkata- 700120, West Bengal (India)
Control Devices, Kolkata
No. 9A, Hari Pal Lane, Behind Scotish Church College
Kolkata- 700006, West Bengal (India)
Aashtha Fire Engineers
No. 42/ B/1, Dum Dum Road
Kolkata- 700074, West Bengal (India)
Proton Technologies
1A & 1B, J 13, Baishnabghata Patuli Township
Kolkata- 700094, West Bengal (India)
D. K. Securities
No. 44, Ramesh Mitra Road No. 22/284, Jodhpur Garden
Kolkata- 700025, West Bengal (India)
Aidcon Engineering Company
No. 15/2B, Bechulal Road 3rd Floor
Kolkata- 700014, West Bengal (India)