Founded in 1958, Milgard Windows began as a small glass shop with five employees. Since then, Milgard has grown to be the largest window manufacturing company in the Western United States, with nearly 2,500 employees in 14 Western states. Along with sister companies, Milgard Tempering and Milgard Vinyl, Milgard Windows is a leader in the window industry selling in the United States, Canada, Mexico and the Pacific Rim.