Professional Packers And Movers — loss of household goods

Address:

Karnal, Haryana

I have shifted my household from Kolkata to Karnal through Professional Packers and movers,Kolkata, but at the time of dilivery i was shocked to see that 3 itoms- T.V., bed part and one cloth box was not present.
company website-ppmindia.in,showing that they are iso certified company.

I want to know that what can be done from my side to get my itom back or compansession against itoms. As they are not giving satisfactory reply.