New York is a City of endless changes which are visible on every step; numerous of cranes visibe in the panorama shows that the economical crisis is a history. A lot is being built but the most spectacular architecture comes from the public utility creations. What is modern public utility architecture of New York City? What defines that architecture? Towards which direction does it tend? What is the mainstream function? Do buildings designed by leading architects set trends or maybe it is only demonstration of power and abilities? Does the confrontation of buildings from other parts of the world with New York City architecture give characteristics of resemblance or dissimilarity?