Carlo Marelli and Massimo Molteni opened the firm in 1977 after graduating in architecture at the Politecnico di Milano, carrying out projects of industrial design, architecture and interior design, art direction and corporate image. The firm had designed products for: Aran Word, Calligaris, Confalonieri, Feg and others. Industrial design and graphic projects range from furniture, furniture for a living and sleeping areas, accessories for furniture, kitchens, signage and packaging.