His Montjuic Communications Tower in Barcelona, Spain (1991) in the heart of the 1992 Olympics site, as well as the Allen Lambert Galleria in Toronto, Canada (1992), were important works and turning points in his career, leading to a wide range of commissions.
Leta 1981, po prejemu doktorata iz gradbeništva za svoje delo "On the Foldability of Space Frames", je začel svojo arhitekturno in inženirsko prakso.