Mack-Cali Realty Corporation is a fully-integrated, self-administered and self-managed real estate investment trust (REIT) that owns and operates a real estate portfolio comprised of Class A office and office/flex properties. The Company performs substantially all commercial real estate leasing, management, acquisition, development and construction services on an in-house basis. As of December 31, 2008, the Company owned or had interests in 293 properties, aggregating approximately 33.5 million square feet, plus developable land (The Properties), which are leased to approximately 2,100 tenants. The Company operates in the real estate and construction services industry segments.