Lorand Hegyi also co-curated the Biennale de Venice in Italy 1993, Toyama Biennale in Japan 1993, Stuttgart Sculpture Triennale in Germany 1995, Biennale of Valencia in 2003, Poznan Biennale in Poland in 2008. He was the member of many important Art Committee such as the European Investment Bank in Luxembourg, Committee of the LUXEMBURG FOUNDATION, Committee of the Salzburg Foundation in Austria, French National Art Committee, France, Committee of La Societe Generale, France etc