Schréder, the reference in lighting Specialized in the conception and the manufacturing of outdoor luminaires and floodlights, the Schréder Group is renowned for its experience and its savoir-faire in luminaire design for......Schréder, the reference in lighting Specialized in the conception and the manufacturing of outdoor luminaires and floodlights, the Schréder Group is renowned for its experience and its savoir-faire in luminaire design for public, urban, architectural and industrial lighting, floodlighting as well as tunnel lighting and signage.