Founded in 1977, Winsert is a supplier of cast-valve seat inserts for the engine market in Marinette, Wis. Its products include precision valve seat inserts, cobalt base, iron base and nickel base alloys, research and development. Winsert has ISO/TS 16949:2002 and ISO 14001 certifications. It advises customers on valve seat insert geometry, including conventional, water-cooled and welded configurations. It optimizes designs to reduce manufacturing costs and facilitate service requirements. It utilizes proprietary alloys for wear solutions for its original equipment manufacturer customers. Its evaluation report is a concurrent engineering resource for customers and provides information on the nature of the wear being experienced.