Castaldi has been innovating since 1938. In its over 80 years of history, it has totally reinvented the lighting sector, introducing the concept of architectural lighting half of a century ahead of its time.s a pioneer of technical solutions designed to enhance rather than simply light up external spaces and architectures, Castaldi seeks to improve the spaces in which we spend our time. A market leader internationally, Castaldi offers a wide range of high performance products with a refined design and avant-garde technology.