 Originally planned as the first two buildings of a four building complex at the northwest end of Lake Tappan, Blue Hill Plaza was designed by notable modernist architectural firm Skidmore, Owings & Merrill.Completed in 1972, it was one of the last projects built by Uris Buildings Corporation of New York City.Blue Hill Plaza was acquired in 1996 by Glorious Sun Robert Martin LLC, partnership of Westchester County-based Robert Martin Company and Hong Kong- and Manhattan-based real estate company, Glorious Sun.