THE SONNET PVT. LTD.
Plot-8, Block Dd, Sector No. 1, Salt Lake,, Kolkata - 700064, West Bengal, India
15, Ground Floor, Lower Range,, Kolkata - 700017, West Bengal, India
23a, Ist Floor, Room No. 08, Fortuna Tower, Netaji Subhash Road,, Kolkata - 700002, West Bengal, India
21-b, Dr. U N Brahmachari Street, Near Park Street, Kolkata - 700016, West Bengal, India
White Tower Annexe, Unit No. 5, Gf, 213-c, Bepin Behari Ganguli Street,, Kolkata - 700012, West Bengal, India
No 1, Sarojini Naidu Sarani, Shubham 205,, Kolkata - 700017, West Bengal, India