Glastic Corporation is a leading designer and manufacturer of engineered composite materials and components. Based in the U.S. state of Ohio, Glastic has been satisfying the needs of its global customers for over 50 years. The company produces a wide variety of both stock and custom composite materials which have excellent dielectric, thermal, corrosion, and structural properties. Glastic has two plants in Northeastern Ohio and one in Salem, Michigan.The Cleveland facility is the Corporate Headquarters and houses the Technical Group. Laminates and pultrusions are made in Cleveland.