GEZ Rail Solutions 

GEZ (Gesellschaft für elektrische Zugausrüstung, Company for electric train equipment) Rail Solutions is a manufacturer-independent supplier of systems and components as well as service provider for the refurbishment of trains and is synonymous with the highest level of technological expertise coupled with decades of experience. Whether full modernisation or upgrade of individual features, GEZ will extend the service life and increase the attractiveness of trains. Lighting, door and power systems, on-board communications or individual high- and low-voltage components remain state-of-the-art at all times with GEZ Rail Solutions.

GEZ website