166-b, S. P. Mukherjee Road, Merlin Links,, Kolkata - 700026, West Bengal, India
U.b.i. Building, Rahara Bazar,, Kolkata - 700118, West Bengal, India
Chatterjee Intl. Centre, 2nd Floor, 33-a, J. L. Nehru Road,, Kolkata - 700001, West Bengal, India
Works No. 2, 138/1a & B, Picnic Garden Road,, Kolkata - 700039, West Bengal, India
Poddar Court, 18, Rabindra Sarani Gate No. 1, 3rd Floor, Room No. 314,, Kolkata - 700001, West Bengal, India