En-24, Salt Lake, Sec-5, Biotech Park,, Kolkata - 700091, West Bengal, India
No. 9/12, Lal Bazar Street, Markan Tile Building, 4th Floor, E-block, Room-2,, Kolkata - 700001, West Bengal, India
E-1/5, Sudakshina Estate (b),, Kolkata - 700047, West Bengal, India
No. 2 , Dilarjung Road, Cossipore,, Kolkata - 700002, West Bengal, India
3/177, Dr. E.k. Road,, Kolkata - 700044, West Bengal, India