Our company history begins, as in the case of many successful companies, with the name of a personality: Wilhelm Frank. He became a pioneer with his ideas – like the first industrially-produced Tilt&Turn hardware in 1935 or the slide-in loft ladder. Our company founder was a classic Swabian inventor.

Today Roto window and door technology is one of the world's leading manufacturers of window and door hardware. All over the world, Roto is synonymous with innovative, individual and secure hardware systems that increase the added value of windows and doors for people. We develop solutions that intelligently combine security, energy management and comfort with each other in the home.

Window fabricators, project planners and propert ...