Hyatt Center is a 1,850,000 square foot, 47-story office building in Chicago, Illinois. The project incorporates approximately 300,000 square feet of office space for the Pritzker Companies, including Hyatt Hotel’s corporate headquarters; 475,000 square feet for the law firm of Mayer, Brown, Rowe and Maw; 270,000 square feet for commercial banking firm Goldman Sachs; and 430,000 square feet of speculative office space. Epstein was the coordinating architect and the architect of record, working in conjunction with design architect Pei Cobb Freed and Partners, LLP, New York. In addition to architectural services Epstein provided civil design, graphic design and construction administration services as well.