4, 4th Floor, Room No. 429, Ballav Das Street,, Kolkata - 700007, West Bengal, India
3j, Roopchand Roy Street, (entrance Ramji Das Jethia Lane,, Kolkata - 700007, West Bengal, India
No. P-120, C.i.t. Road , Entally ,, Kolkata - 700014, West Bengal, India
Ba 15/10a, Desh Bandhu Nagar, Baguiati,, Kolkata - 700059, West Bengal, India
4, Ist Floor, Ram Kumar Rakshit Lane,, Kolkata - 700007, West Bengal, India