Great Lakes Window is one of the nation’s oldest manufacturers of custom replacement windows.

With a history of innovation & relentless commitment to quality, Great Lakes Window has maintained a reputation for manufacturing world-class products, which has led them to earning several certifications, including the Energy Star. That means they’ve met the strict energy efficiency guidelines set by the U.S. Environmental Protection Agency and the U.S. Department of Energy.


We install residential and commercial windows, and we replace failed insulated glass.

Landon-Landon can help you with all your custom replacement window questions and concerns. Style of windows, features and options such as designer glass and decorative grids, material (vinyl vs. wood or aluminum), low-e glass, and noise reduction are all things to consider.