Born 1894 in Elberfeld near Wuppertal - died 1940 in Laon, France.
Grossberg studied at the Kunstakademie Weimar and at the Bauhaus in Weimar. His works were shown in the Neue Sachlichkeit Ausstellung in Mannheim 1926 and in Amsterdam 1928. He is a representative of “New objectivity” or “Magic Realisme”. A retrospective took place in 1994 in the Von der Heydt-Museum, Wuppertal, Kunsthalle Tübingen, Kunsthalle zu Kiel and Sinclair-Haus in Bad Homburg.
His works are owned by renowned national and international museums and private collections worldwide.
Gallery Hasenclever showed his work in an acclaimed exhibition 1999 and 2003.