138, Canning Street, 1st Floor, Room No. 117,, Kolkata - 700001, West Bengal, India
40/5, Strand Road, 6th Floor, Room No. 38,, Kolkata - 700001, West Bengal, India
No 181, Pashupati Bhattacharjee Road, Behala,, Kolkata - 700041, West Bengal, India
6, Dr. Meghnad Saha Sarani (southern Avenue), 2nd Floor, Kolkata - 700026, West Bengal, India
24/4, Selimpur Lane, Dhakuria,, Kolkata - 700031, West Bengal, India