Its unique energy efficient technical solutions, its glass facade and its pure architectural style have earned Millenium Tower I unanimous praise from its lessees and country's real estate professionals. This is underlined by the fact that the building hosts such prestigious international companies as Vodafone, Morgan Stanley, Boehringer Ingelheim, Provident and Lufthansa. The18 000 m2business center, designed by György Fazekas, was completed in 2006 as the first of the Millenium Tower business centers.