Since 1920, Grede has made highly engineered ductile, gray, and specialty iron castings for safety-critical applications in vehicles and industrial equipment. The historic American foundry now operates seven facilities with 3,000 team members, handling projects from technical design through machining and assembly. Grede also brings an established energy-conservation program to its foundry operations, including recognition as an ENERGY STAR Partner of the Year in 2024.
IATF 16949
ENERGY STAR Partner of the Year
Elyria FoundryElyria Foundry manufactures large gray and ductile iron specialty castings, continuing a foundry tradition in Elyria, Ohio, that began in 1905. The company joined with Hodge Foundry, whose Greenville, Pennsylvania operation dates to 1876, in 2008. Its casting capabilities cover parts from 20 to 200,000 pounds, serving mining, energy, and industrial markets.GREENVILLE, PA
Liberty CastingWith two Delaware, Ohio foundries under one roof, Liberty Casting makes American-made gray and ductile iron castings for both large, complex parts and medium- to high-volume production. Its vertically integrated operation carries projects from casting design and tooling through in-house finishing, inspection and shipment, with capacity ranging from small automated castings to pieces weighing 12,000 pounds. Liberty is also a family-owned, family-oriented company whose customers describe partnerships lasting as long as 15 years.DELAWARE, OH
Penn-Mar Castings, LLCTracing its roots to Hanover’s foundry tradition of the 1840s, Penn-Mar Castings manufactures complex gray and ductile iron castings from 150 to 5,000 pounds. Now known as Lawton Hanover within the Lawton Standard family, the 80,000-square-foot facility combines no-bake flaskless molding with an in-house pattern shop and pours more than 1,000 net tons of iron each month. Its Hanover operation holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications.HANOVER, PA
MPS MankatoSince 1876, MPS Mankato has operated a Mankato foundry producing ductile iron castings and helping manufacturers convert costly fabrications into cast parts. The facility produces 120 tons of ductile iron daily for more than 150 customers, with engineering, in-line machining, and coordinated finishing kept close to the casting operation. Its quality system has been registered to ISO standards since 1996 and is currently certified to ISO 9001:2015.WASHINGTON, WV