TAMKO Building Products, Inc. is the nation’s leading independent manufacturer of residential and commercial roofing products. With more than 60 years in the industry, TAMKO’s success is the direct result of teamwork, enduring relationships with customers, suppliers and its employees.

Founded in 1886, GAF-Elk Materials Corporation has grown to become North America’s largest manufacturer of residential roofing. Professional installers have long preferred the rugged, dependable performance that only a GAF roof can offer, and have made it the #1-selling brand in North America.

CertainTeed has earned a reputation as a premier building materials manufacturer for more than 100 years. CertainTeed offers a quality line of roofing, for both residential and commercial building applications.

Since Owens Corning was founded in 1938, the company has continued to grow as a market-leading innovator of glass fiber technology. A Fortune 500 company for more than 50 years, Owens Corning people redefine what is possible each day to deliver high-quality products and services to customers around the world.