Roto Frank of America, Inc. was founded in 1979 in Chester, Connecticut as a subsidiary of Roto AG, a German company with 13 production plants and 40 subsidiaries globally. It began manufacturing roof windows and distributing hardware, then established Roto Hardware Systems to develop its own line of North American products. Roto Frank offers hardware solutions for North American and European applications from its Chester location, including renowned window systems, locks, and sliding door systems. It incorporates laser technology and works closely with customers to customize products.