Gami, 2400 N Cullen Ave, Evansville, IN 47715, US

American Window & Glass is one of the premier vinyl window manufacturers throughout Indiana, Kentucky, Illinois, Missouri and Tennessee. The company manufactures and sells replacement and new construction windows. Founded in 1989, when the lead time for custom vinyl replacement windows ranged from four to six weeks, the fledgling company was able offer a delivery time of five days through its development of its production concept. It produced more than 7,000 windows in the first years of business. More than a decade later, American Window & Glass has seen annual production numbers reach as high as 160,000 windows. The company maintains a more than 105,000-square-foot manufacturing facility in Evansville, Ind., as well as an operation in Indianapolis, which makes it the largest manufacturer of vinyl replacement windows in the state. American Window & Glass also produces fully welded windows and patio doors and maintains a network-based order entry software system.