While in Chicago he came into contact with Frank Lloyd Wright, Walter Gropius, Ludwig Mies van der Rohe and Konrad Wachsmann.

[3] From 1955 to 1960 he had an architectural and design studio in Milan in partnership with Bruno Morassutti [it],[2][3] and in 1965 was among the founding members of the Associazione per il Disegno Industriale.

[1][2] His architectural work included many industrial buildings, among them projects in Padova in 1959, in Marcianise and in Mestre in 1962, in Monza in 1964, and in Cinisello Balsamo in 1973.

[2] Among Mangiarotti’s most prominent industrial design objects are the Lesbo and Saffo Murano lamps for Artemide in 1966,[4] as well as the Giogali chandeliers for Vistosi in 1967.

Further acclaimed designs are his Carrara marble and stone tables relying on gravity joints: Eros, 1971; Incas, 1978; Asolo, 1981.