Knorr-Bremse is a manufacturer of braking systems for rail and commercial vehicles that has operated in the field for over 100 years. Other products in Group's portfolio include intelligent door systems, control components, air conditioning systems for rail vehicles, and torsional vibration dampers, transmission control systems for commercial vehicles. In 2013, the Group's workforce of over 19,000 achieved worldwide sales of EUR 4.3 billion. The Group has over 90 locations in 27 countries.