The ERCO Light Factory in Lüdenscheid is a leading international specialist in architectural lighting using LED technology. The family business, founded in 1934, now operates with over 60 subsidiaries, branches and agencies all around the world. Working closely with architects, lighting designers and engineers, ERCO develops lighting tools for customised lighting solutions in architectural projects for culture and retail, work and hospitality, life and public buildings. ERCO understands light as the fourth dimension of architecture.