Samanta Engineering
No. 29/ C, Kashi Dutta Street
Kolkata- 700006, West Bengal (India)
Cannon Electronic Systems
P-125, C.I.T. Road
Kolkata- 700010, West Bengal (India)
Js It Technologies
17, Lalit Mitra Lane
Kolkata- 700004, West Bengal (India)
Crown India
Room No. 15 & 51, 14/2, Old China Bazar Street, G. P. O
Kolkata- 700001, West Bengal (India)
A V Enterprises
85, Jeliapara Lane, Salkia, Near Telephone Exchange
Howrah- 711106, West Bengal (India)
Innovations
P- 240, Kimber Street
Kolkata- 700017, West Bengal (India)
Security Engineers ( P) Limited
No. 109/5A, Hazra Road
Kolkata- 700026, West Bengal (India)
Unitech Office Automation
No. 60, Lenin Sarani, 1st Floor
Kolkata- 700013, West Bengal (India)
Chandra Enterprises
D-27, Katju Nagar
Kolkata- 700032, West Bengal (India)