Founded in 1886, GAF Materials Corporation has grown to become North America’s largest manufacturer of residential roofing (sold under the GAF-Elk brand) and commercial roofing (sold under the GAF brand). 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. But our recent and rapid success in growing the company to nearly $3 billion in sales has been based on our unique philosophy of helping. Click here to view all GAF products

Johns Manville, a Berkshire Hathaway company (NYSE: BRK.A, BRK.B), is a leading manufacturer and marketer of premium-quality products for building insulation, mechanical insulation, commercial roofing, and roof insulation, as well as fibers and nonwovens for commercial, industrial, and residential applications. JM serves markets that include aerospace, automotive and transportation, air handling, appliance, HVAC, pipe and equipment, filtration, waterproofing, building, flooring, interiors, and wind energy. In business since 1858, the Denver-based company has annual sales in excess of $2 billion and holds leadership positions in all of the key markets that it serves. JM employs approximately 7,000 people and operates 40 manufacturing facilities in North America, Europe and China. Click here to view all JM products

To be the best manufacturer and provider of Lining Systems, Building Solutions and Roofing Systems. We strive to serve the customer with superior quality products and a commitment that each shall be treated as our best. We will continue to improve the excellence of our products and services through research, development and exemplary customer support with the most experienced team in the industry. Click here to view all Firestone products.