15, A P J House, 8th Floor, Park Street, , Kolkata - 700017, West Bengal, India
56, B K Paul Avenue, Hatkhola, , Kolkata - 700005, West Bengal, India
95/K 1, , Kolkata - 700105, West Bengal, India
Science City Site Office, JBS Haldane Ave, , Kolkata - 700046, West Bengal, India
Shop No 4, DC Block, , Kolkata - 700064, West Bengal, India