67, Ganesh Chandra Avenue, Opp. South Indian Bank Limited,, Kolkata - 700013, West Bengal, India
Martin Burn House, 1, R. N. Mukherjee Road, 5th Floor Room 46-c,, Kolkata - 700001, West Bengal, India
33 A, J. L. Nehru Road, Chatterjee International Centre, 2nd Floor, Room No. 10,, Kolkata - 700071, West Bengal, India
Faraday House, P-17, Ganesh Chandra Avenue,, Kolkata - 700013, West Bengal, India
City Height Building, 4th Floor, 40/c, Jessore Road South, Dak Bunglow More, Barasat,, Kolkata - 700124, West Bengal, India