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Persohn/Hahn Associates Inc. provides a full range of consulting services exclusively for vertical transportation equipment. Founded in 1982, the professionals at Persohn/Hahn have over 200+ years of aggregate experience.
Please see our Services Page for detailed descriptions of our areas of expertise. This expertise is born of experience, as seen on our Organization page. Finally, nothing beats a full slate of Reference Accounts for proof of value and experience.
Elevators, escalators -- anything that moves people or freight inside a building is the core of our business. Contact us for your next project.