DC Towers Posted on 22.02.201527.02.2015 by naria DC TOWER 1 AND TOWER 2 location: Vienna, Austria client: DCT architecture: Dominique Perrault / Hoffmann Janz execution architects: uma-architekten /Naria planning period: 2008 – 2013 usable area: 200.000 m2 construction costs: € 100.000.000