About Us


Headquartered in Houston, Texas, with locations around the world, Quanex Building Products Corporation is an industry-leading manufacturer of engineered materials and components for building products sold to Original Equipment Manufacturers (OEMs). We design and produce energy-efficient window and door products, systems and solutions.

Producing window and door components, and other residential building products for OEMs, our operations primarily serve the construction and remodeling markets. 


  • Vinyl Composite Window and Door Products
  • Insulating Glass Sealant Systems & Components
  • Engineered Components
  • Engineered Wood Flooring
  • Architectural Mouldings