- York and Sawyer
- Starrett Brothers, Inc.
660 Park Avenue brings the Italian Renaissance to New York City. Located in Lenox Hill on Manhattan's Upper East Side, 660 Park Avenue was originally designed by the Starrett Brothers who are known for designing bank buildings. 660 Park Avenue is a 14 story building, housing 12 apartments each with their own floor, including a 27-room triplex which has a private entrance at 660 Park Avenue which leads into the foyer by marble stairs. This triplex was originally designed for William K. Vanderbilt II's wife, Birdie Graham Fair. 660 Park Avenue is located less than two blocks away from New York's Central Park. Apartments for sale at 660 Park Avenue sit on the corner of 67th Street and are located around the corner from Upper East Side designer shopping on Madison Avenue that includes Michael Kors, Oscar de la Renta, Dolce & Gabbana USA, Gucci America, Prada, and Juicy Couture. Filled with luxurious apartments for sale, 660 Park Avenue features only the best appliances, fixtures, and finishes as well as top-of-the-line amenities.