Fifty Years of Innovation in Window and Door Manufacturing. In1958, Maurice Milgard, Jr. and his son Gary started Milgard Glass Company in a small building in Tacoma, Washington. Gary's brother, Jim, joined the company in 1961. Within a short time, the Milgards diversified into aluminum windows.In 1962, Gary Milgard left the glass company to start an aluminum window fabricating company called...