Building site of the Residential and commercial building quarter Stadthoefe-Quartier at Stadthausbruecke in the district Neustadt in Hamburg. Involved comanys are Stadthoefe Baugesellschaft mbH & Co. KG, Quantum Immobilien AG, AUG. PRIEN Unternehmensgruppe. Involved architects are David Chipperfield, Architects und Kuehn Malvezzi, Stephen Williams Associates