ISI, Kolkata, B. T. Road, Isi, , Kolkata - 700108, West Bengal, India
2/1, Surendra Nath Banerjee Road, , Kolkata - 700013, West Bengal, India
113, 8th Floor, B Block, , Kolkata - 700016, West Bengal, India
22b, Rajendra Mallick Street, , Kolkata - 700007, West Bengal, India
23/1, K N Sen Road, , Kolkata - 700028, West Bengal, India