Niagara Investment Castings is a manufacturer of investment castings in most all engineering materials (except aluminum) in c ... asting sizes from 0.5 lbs to 200 lbs. We manufacture castings in Canada only, and serve a full range of industries, including defence based clients and manufacturers. We can provide finish machined investment castings, rapid prototypes, NDT, and a wide range of heat treatment and finishing operations for our clients. We are ISO 9001 certified, PED certified, and registered to the CGD program. read more