Mack-Cali Realty Corporation is a fully integrated, self-administered, self-managed real estate investment trust (REIT) providing management, leasing, development, construction and other tenant-related services for its class A real estate portfolio. Mack- Cali owns or has interests in 272 properties, consisting of 263 office and office/flex properties totaling approximately 30.5 million square feet and nine multi-family rental properties containing over 3,300 residential units, all located in the Northeast. The properties enable the Company to provide a full complement of real estate opportunities to its diverse base of commercial and residential tenants.