En 61, Sector V, Salt Lake,, Kolkata - 700091, West Bengal, India
Block-j, Plot No 29, Baishnabghata, Patuli Township,, Kolkata - 700094, West Bengal, India
No.155 Lenin Sarani, Nigam Centre, 4th Floor, Room No. 405,, Kolkata - 700013, West Bengal, India
35, Kansari Para Road,, Kolkata - 700025, West Bengal, India
India Power Bldg, Plot X -1, 2 & 3, Block Ep, Sec V, Salt Lake,, Kolkata - 700091, West Bengal, India