Head office:

MARSHALL HOUSE, 33/1, NETAJI SUBASH ROAD , 8TH FLOOR,ROOM NO. : 876 to 878 KOLKATA 700 001.

Tel. :91 33 22207351 , 30227352 , 30227353.

Fax no. :91 33 - 22203347 , 2242 0586.

Mail:inspection@isoipl.in,isoipl@airtelmail.in

Website:www.isoipl.in.