ENGINEERS CONCERN
9/a/2/2, M.s. Mukherjee Main Road, P.o.b.d. Sopan, Khardah,, Kolkata - 700116, West Bengal, India
109, Netaji Subhash Road,, Kolkata - 700001, West Bengal, India
Wardley House, No. 25, 3rd Floor, Swallow Lane,, Kolkata - 700001, West Bengal, India
Marshal House, 33/1, 2nd Floor, Room No. 251, Ns Road,, Kolkata - 700001, West Bengal, India
262/2, G. T. Road, Liluah,, Kolkata - 711204, West Bengal, India
43/2a, 1st Floor, Suhasini Gaungaly Sarani, Kolkata - 700025, West Bengal, India