<p>Owned by Glorious Sun Robert Martin LLC and managed by Mack-Cali Realty Corporation, Blue Hill Plaza features a 21-story tower and an eight-floor office building connected by a concourse level. </p> <p>The businesses within the two buildings employ more than 1,800 people. Verizon, Orange & Rockland Utilities, Active Media and Fujitsu are among the businesses with offices within Blue Hill Plaza.</p> <p>The concourse level has a 500-seat cafeteria, fitness center, a bank and a post office. The plaza also has rotating art galleries, walking paths and fountains.</p>