Established in 1992, Specified Systems Inc. has grown to become one of the region's most prolific erecting distributors of architectural aluminum windows, aluminum storefront and doors, low-rise aluminum curtain wall, and specialty glazing. Based in Canonsburg PA, the company covers a wide geographical area which extends north to Erie PA, south to Clarksburg WV, east to Harrisburg PA, and west to Columbus OH. We have become known for our specialization in institutional and commercial product applications.