Founded in 1960, Ambassador Construction is a family-owned union company that provides general contracting, construction management and project management services to its clients. The company serves public and private sectors and provides preconstruction, interior construction and design services. The company s clients include Silverstein Properties, Tishman Speyer Properties, Vornado Realty Trust, General Motors Corporation, Lexmark International, Lowes Corporation, London & Leeds, Louis Feraud and Mass Mutual Life Insurance. Ambassador Construction s clients additionally include MCI Capital, Ark Asset Management, IMAX Corporation and Mellon Bank. Ambassador Construction is based in New York City.