Founded in 1886, GAF has become North America’s largest manufacturer of commercial and residential roofing. The GAF acronym stands for General Aniline & Film. The company has historically been primarily focused on manufacturing of roofing materials for residential and commercial applications.
TAMKO products offer a powerful combination of cut, color and coverage to give customers the beauty and performance they need. This full line of products includes high-quality lines of shingles, above- and below-grade waterproofing products, and cements & coatings—all designed to work together to provide optimum roof performance.
CertainTeed is a leading North American manufacturer of building materials including roofing, vinyl siding, trim, fence, railing, decking, insulation, gypsum, and ceilings products. Headquartered in Malvern, Pennsylvania, CertainTeed has approximately 6,000 employees and 65 facilities throughout the United States and Canada.