From Business: Formed in 1985, Tri-State Metal Inc. is a manufacturer of a variety of heat treating metals. Based in East Chicago, Ind., the firm serves a number of customers that include…

"Horrible company to work with. They installed heating and cooling systems in our house. They did not install the equipment correctly, never returned service calls and have…"

From Business: Founded in 1950, Riverdale Plating & Heat Treating is a heat treating and electroplating company. Located in Riverdale, Ill., the company specializes in metal finishing of…

From Business: Established in 1976, General Surface Hardening Inc is a commercial heat treater, delevering excellent services and quality to its customers. Based in Chicago, Ill., the firm…

From Business: A. Finkl & Sons was founded in 1879 in Chicago, IL. Since then we have grown to be a leading supplier of steel products with locations and distribution worldwide. We have been…

From Business: Established in 1994, Thermal Processing Solutions Inc. is one of the leading solutions providers in the field of thermal processing of chemicals, engineered materials and…

From Business: Established in 1953, Hi-Temp Incorporated offers heat-treating, brazing and plating services for its customers. Just-in-time, daily, short-notice, drop-shipment and long-term…

From Business: Operational since 1945, Metal Improvement Company is one of the worldwide leaders in providing metal treatment services for critical components operating in aerospace,…