Through the responsible development of innovative and sustainable building products, CertainTeed has helped shape the building products industry for more than 110 years. Founded in 1904 as General Roofing Manufacturing Company, today, CertainTeed® is North America’s leading brand of exterior and interior building products, including roofing, siding, fence, decking, railing, trim, insulation, gypsum and ceilings. A subsidiary of Saint-Gobain, one of the world’s largest and oldest building products companies, CertainTeed and its affiliates have more than 6,300 employees and more than 60 manufacturing facilities throughout the United States and Canada.
For homeowners seeking true peace of mind, Landmark® shingles are the high-quality, reliable choice for beautifying and protecting a home. With a dual-layered design that emulates the dimensionality of true wood shake, Landmark asphalt shingles offer the heaviest weight and widest array of color options in their class, allowing you to create or re-create the ideal look for your home with confidence. Backed by a 100+ year legacy of trusted manufacturing performance, all Landmark shingles include: