Cary Marmis is a developer. He has been president of Empire West Companies, His high-end developments include Cobblestone, the neighborhood in which his personal home, Campbell Cliffs, is located. The 21,085 sq ft mansion, designed by Les Wallach, is for sale for $17.5 million.
http://www.luxist.com/2007/06/04/campbell-cliffs-estate-of-the-day/