Cresoulindia
Arupara Subhas Nagar G.I.P. Colony Santragachi,
Howrah- 711112, West Bengal (India)
Diamond Infotech Private Limited
No. 1, R. N. Mukherjee Road, Mezz Floor, Room No. 16
Kolkata- 700001, West Bengal (India)
NISC Convergent Technologies Private Limited
No. 26, Rashbehari Avenue, 2nd Floor, Southern Wing
Kolkata- 700026, West Bengal (India)