CertainTeed
CertainTeed has helped shape the building products industry for more than 110 years. Founded in 1904, CertainTeed® is North America’s leading brand of exterior and interior building products, including roofing, siding, fence, decking, railing, trim, insulation, gypsum and ceilings. CertainTeed and its affiliates have more than 5,700 employees and more than 60 manufacturing facilities throughout […]