EV Suppliers

Waupaca Foundry is North Americas leading supplier of iron castings, producing over 1.5 million tons annually across seven foundries. Since 1955, they have specialized in gray, ductile, and austempered ductile iron castings ranging from ounces to 250 pounds. As a Hitachi Metals Group company, Waupaca combines innovative technologies with metallurgical expertise to deliver superior quality components for automotive, agriculture, construction, and industrial sectors. Their vertically integrated operations include pattern design, melting, molding, core making, finishing, machining, and assembly. Waupacas commitment to advanced manufacturing processes, environmental sustainability, and continuous improvement has established them as the supplier of choice for complex iron castings requiring exceptional dimensional accuracy and material properties.

Grede is a leading manufacturer of highly engineered cast and machined iron components with a rich heritage dating back to 1920. As one of the largest iron casting suppliers in North America, they produce over 350,000 tons annually of ductile, gray, and specialty iron castings for safety-critical automotive and industrial applications. Gredes comprehensive capabilities span design assistance, pattern making, casting, heat treating, machining, and assembly, delivered through nine manufacturing facilities. Their technical expertise in metallurgy and innovative production techniques enables complex, lightweight castings that help customers meet challenging performance requirements. Gredes commitment to quality, operational excellence, and continuous improvement has established them as a trusted partner for OEMs seeking durable, cost-effective iron components that withstand the most demanding operating conditions.