more homes and businesses in the us are protected by a gaf roof than by any other product. learn about our residential and commercial roofing systems today.

certainteed is north america’s leading brand of exterior and interior products, including roofing, siding, trim, insulation, gypsum, and ceilings.

johns manville is committed to manufacturing premium-quality insulation, commercial roofing and building materials. we measure success by the relationships we build and the positive impacts we have on our employees and customers.

iko is a global leader in the manufacturing and supply of residential shingles, commercial roofing & water proofing products, insulation systems & accessories.

beacon building products (nasdaq: becn), is one of the largest distributors of commercial and residential roofing products, complementary construction, and building materials serving the entire united states and six canadian provinces.

looking for a nashville roofing company? bill ragan roofing provides roofing services in nashville, tennessee and surrounding middle tennessee areas.

malarkey manufactures sustainable, performance roofing shingles using rubberized asphalt, upcycled materials, and smog-reducing granules.

upcodes is a comprehensive code compliance platform. research, collaborate, and calculate code requirements efficiently, all in one place.

green building advisor is the one-stop source for builders, remodelers, architects & homeowners looking for expert advice on green products, strategies & proven construction details.