CertainTeed Products from Knez Inc

CertainTeed Corporation is one of the leading manufactures of building materials in North America. Their products include gypsum, foundations, fence, decking, railing, roofing, ceilings, vinyl and fiber cement siding, trim, insulation, and pipe products.

The company is headquartered in Valley Forge, Pennsylvania, and has approximately 70 facilities and 7,000 employees throughout the United States and Canada. By providing only the best building systems, building products and customer experience, CertainTeed strives to be the number one choice for innovative building products and systems. The company prides itself on its development of world-class processes and exceptional team performance.

A subsidiary of Sait-Gobain, CertainTeed is one of the top 100 industrial companies in the world. Operating in over 64 countries worldwide, Saint-Gobain employees a total of over 109,000 people. In the North America alone the company has approximately 22,000 employees and operates close to 200 manufacturing facilities. In addition to others, North American Saint Gobain facilities include industrial ceramics and containers, abrasives, reinforcements and fiat glass, and building materials.

The company started in 1904 when George M. Brown started the General Roofing Manufacturing Company in East St. Louis, Illinois. Manufacturing roofing products, the General Roofing Manufacturing Company was the predecessor of today’s CertainTeed Corporation. In 1988, CertainTeed became a wholly owned subsidiary of Saint-Gobain, the world’s largest building materials company.