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J.A. McMahon, Inc. founded in 1945.  It is a third generation family business as a quality leading AISC certified steel fabrication firm located in Niles, Ohio. Our company specializes in fabricating structural and miscellaneous steel for commercial structures, industrial facilities, and simple bridges. We build partnerships through quality workmanship, meeting deadlines, competitive pricing, value engineering, and alteration services.

With a strong resume, our project teams have worked with contractors and owners to provide structural steel, miscellaneous steel, and ornamental metals for all sectors of the building market including commercial, retail, government, institutional, office towers, sporting facilities and, industrial.  Additionally, J.A. McMahon offers design assist/design build services to make any project concept become a reality.