Millennium Tower, located at Handelskai 94-96 in the 20th district of Brigittenau in Vienna, is the tallest building and 3rd tallest structure in Austria at 171 metres (561 feet) after the Donauturm. An antenna mounted on top of the tower brings the architectural height to 202 metres (663 feet) but does not count to its overall height. It was designed by the architects Gustav Peichl, Boris Podrecca and Rudolf Weber. The tower has 51 floors, serves both commercial and residential purposes, and is the focal point of a complex known as "Millennium City". It was completed in 1999 for the coming of the third millennium. The office tower has a gross floor area of 47,200 sqm, of which 38,500 sqm is used as office space. The remaining area is to 2 levels are generally available and is used inter alia for a shopping center (Millennium City), restaurants and a multiplex cinema (UCI). The Millennium Tower was built in an extremely short construction time: Thanks to efficient organization of all work steps and modern building techniques have created an average of 2 ½ floors a week and the building completed in 1999.
The shape of the tower is formed by two clasped each other fully glazed cylinder which is supported by a steel composite structure. Millennium Tower was designed by the architect Gustav Peichl, Boris Podrecca and Rudolf F. Weber.
Operating contractor was the consortium Habau - Voestalpine - MCE.
The Millennium Tower, some 120 companies have rented the wide range of industries, including major international companies such as Xerox, which from here look after their Eastern European activities, such as use as many international companies in Vienna, too, the good relations of Vienna to the Eastern European countries. Other tenants include, inter alia Cirquent, Trivadis, CSC, Carlson Wagonlit, inode, Agip or Cisco.
Owner George Stumpf sold on 25 Juli 2003 den Wiener Millennium Tower samt dazugehöriger Millennium City an das Hamburger Emissionshaus MPC (Münchmeyer Petersen Capital). The Millennium Tower in Vienna in July 2003 along with associated Millennium City to the Hamburg-based issuing house MPC (Münchmeyer Capital). The purchase price was 360 million euros, which is close to the 15-times the annual income of 24.5 million euro (2002) corresponds to the Millennium City, which is next to the offices in the Tower and from a shopping center, residential buildings and the largest cinema complex in Austria. Taking into account the cost of 145 million Euros, there is a profit of 215 million euros.
As part of the building was also built up its own internal telecommunications infrastructure, in which case the MCN Millennium Communication Network AG acted as telephone and internet service providers. With shared use of wires of Telekom Austria, this could also serve as providers countrywide. As MCN in 2000 but ran into financial difficulties, was the existing network in 2002 acquired by inode.