Alpine is part of Illinois Tool Works (ITW). The ITW Building Components Group Inc. is a leading worldwide supplier of technology-driven products and services for the building component industry including wood truss, floor truss, roof truss and steel truss design, engineering, as well as truss connectors & hangers and fire resistant systems. Since 1966, its products have been used in more than seven million homes. In recent years, one out of every three homes built in the United States used our products. Employing more than 500 associates in a dozen factories and offices around the world, its customer base of more than 800 active accounts is dispersed throughout the United States, Canada and the United Kingdom. ITWBCG also markets products in Europe, South Africa, South America, Australia and Japan.