No. 11- F- 12, Rajarhat, New Town, Kolkata, West Bengal - 700156,India
No. 33 A, J. L. Nehru Road, Chatterjee International Building,.. 7th Floor, Room No. A / 5 & 10th Floor, Room No. A / 6, Kolkata, West Bengal - 700071,India
No. 2, India Exchange Place, Kolkata, West Bengal - 700001,India