Founded in 1917, St. Marys Foundry is a St. Marys, Ohio manufacturer known for taking on highly engineered castings that challenge many foundries. Its quality system remains ISO compliant, and the company’s work includes gray and ductile iron castings for industrial applications.
ISO 9002 Quality Certification
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ISO Compliant
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Elyria FoundryWith roots in Elyria dating to 1905 and a partner foundry in Greenville, Pennsylvania, Elyria Foundry makes large gray and ductile iron specialty castings ranging from 20 to 200,000 pounds. The two operations joined in 2008, combining more than a century of experience with the unusual ability to produce complex castings at both one-part and production volumes. Its on-site ISO 9001-certified metallurgical lab supports the engineering and testing needed for demanding industrial, energy, mining, and defense applications.GREENVILLE, PA
OSCO Industries, IncSince its 1872 beginnings as the Ohio Stove Company, Portsmouth-based OSCO Industries has grown into a three-plant foundry manufacturer of gray-iron castings. Its South-Central Ohio operations specialize in medium- to high-volume parts weighing under 50 pounds, with production spanning green-sand and shell molding. The company’s roots in stove making give its modern casting work a distinctive 150-year history.PORTSMOUTH, OH
Sawbrook Steel Casting, LLCIncorporated in 1923, Sawbrook Steel Casting is a Cincinnati foundry with a long industrial history that included wartime work for the U.S. Navy. Today, its 100,000-square-foot operation makes carbon and low-alloy steel castings for demanding applications, with production ranging from 1 pound to 12,500 pounds. The company is ISO 9001:2015 certified.CINCINNATI, OH
Quaker City CastingsFamily-owned Quaker City Castings has been making American-made castings in Salem, Ohio, since 1932. The foundry is known for applying no-bake molding to demanding industrial parts, with in-house machining supporting customers that need finished components rather than raw castings. It is ISO 9001:2015 certified, ABS approved, and recognized as a HUBZone-certified small business.SALEM, OH