About Company

Gilkey Window Company is a factory-direct manufacturer and installer of custom fiberglass and vinyl replacement windows and doors serving Cincinnati, Louisville, Chicago, Palatine, and surrounding markets. The company designs and builds its own windows in a U.S.-based facility, focusing on energy efficiency, sound reduction, security, and durability, including products engineered for high wind resistance and enhanced forced-entry protection. Gilkey Window Company offers a full range of styles such as double-hung, casement, sliding, bay, bow, and custom patio and entry doors, and emphasizes a “no gimmicks, no high-pressure sales” approach with straightforward volume discount pricing. With more than four decades of experience and over 120,500 installations completed, the company controls the process from design and manufacturing through installation and service, backing its work with strong warranties and offering Greensky financing options to make window and door upgrades more affordable for homeowners.

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