He is the central figure in the team of architects and engineers known as HNP architects, with his younger partners Florian Rode and Oliver Oszwald.- an enterprise which today counts more than 70 co-workers. A Viennese at heart, Heinz Neumann has left remarkable footprints in the city’s landscape from reviving impressive remnants of the k. & k. monarchy era, as in the case of the recently opened Park Hyatt, now one of the city’s most luxurious hotels, to high-tech endeavours like his iconic Uniqua tower, set right by the Danube canal in the heart of Vienna.