About Us


Founded in 1997, Diamond Heat Treat, Inc. has become an established leader in the heat treating industry. Since its inception, Diamond has focused on providing customers with answers to their difficult heat treating issues. As a result, Diamond has achieved the reputation of offering metalworking companies the “Clear Cut Solution.”

Our Quality Policy
Diamond Heat Treat is committed to continuously improve quality and delivery to exceed customer expectations. A fleet of trucks is available, providing pick up and delivery service to the Greater Rockford metropolitan area, the Chicago suburbs and Milwaukee.
Call to schedule a pickup: 815.873.1348.