Since 1955 Kirby Building Systems has pioneered the design, manufacture and delivery of metal buildings and roofing systems that have set the industry standard. With one of the widest arrays of product offerings, from simple to complex multi-story buildings, Kirby's Builder network throughout North America has the expertise to deliver top quality metal building systems and services. Kirby Building Systems is in constant pursuit of excellence in the design, technology, manufacture and service of its metal building systems. With a tradition of excellence and industry experience dating back over 60 years. Kirby's quality products include complete framing systems, wall and roof panel systems, and extended bay options - all engineered and manufactured by Kirby teammates in Portland, Tennessee.