Allianz Tower, also known as Isozaki Tower, is a fifty-floor, 209-metre-tall skyscraper in Milan, Italy. Designed by Japanese architect Arata Isozaki and Italian architect Andrea Maffei, it serves as the headquarters of the Italian subsidiary Allianz SpA. Locally nicknamed Il Dritto, it is the tallest building in Italy at 209 m —259 m with broadcast antenna—and with its 50 floors is the tallest to the roof.