 His studio became an important center for artists such as Gastone Novelli and Cy Twombly, and designers like Valentino, Mila Schön, Pino Lancetti, Irene Galitzine, Rocco Barocco, Sorelle Fontana, and many others.He works in Paris, London and New York City and travels worldwide for Alitalia.He closed his studio in 1970 and opened HG advertising agency in 1973, after having worked as creative advisor for Pgbs advertising.