Clopay Corporation
Wholesale Building MaterialsOhio, United States1001-5000 Employees
Clopay Corporation is a leading producer and marketer of garage doors and rolling steel doors in North America. It serves both residential and commercial segments, supplying overhead sectional doors for homes and for commercial, industrial, and retail spaces. These products reach customers through major home-center retailers and a nationwide network of more than 3,000 independent professional dealers, under the Clopay, Ideal Door, and Holmes Garage Door Company brands. For its rolling steel doors and grilles, the company sells under the Cornell and Cookson brands for commercial and institutional applications. Headquartered in Mason, Ohio, the company operates four manufacturing facilities and 56 distribution centers to support its wholesale-building-materials business. Founded in 1964, Clopay has continued to expand its product offerings, including a 2026 initiative to introduce smart switchable glass garage door technology.