135 A, 1st Floor, Room No 9, Chittaranjan Avenue, Kolkata, West Bengal - 700007,India
Temple Chambers, Room Nos. 8 & 9 6 Old Post Office Street, Kolkata, West Bengal - 700001,India
No. 57/3 M, N. S. C. Bose Road, Kolkata, West Bengal - 700040,India