Schulte-Schlagbaum AG engages in the development, manufacture, and marketing of systems and solutions for the locking and organization of buildings. It operates through the following business areas: Lock and Strike-Plate Systems; Locking Systems for Doors and Furniture; and Guest Management Systems. The Lock and Strike-Plate Systems business area includes mortise locks and strike-plates for interior doors. The Locking Systems for Doors and Furniture business area offers electronic door and furniture locking systems, including mechanical locker locks. The Guest Management Systems business area develops organizational solutions for the leisure and hotel industries, as well as cash register and merchandise management systems for the school and communal catering sectors. The company was founded by Johann Wilhelm Schulte in 1833 and is headquartered in Velbert, Germany.