Mack-Cali Announces Lease Expansion with GSA

07/17/2007 Category: Leasing and Development

1400 L Street Now 100% Leased

Edison, New Jersey—July 17, 2007—Mack-Cali Realty Corporation (NYSE: CLI) today announced that the U.S. General Services Administration (GSA) has signed a 26,274 square-foot lease expansion at 1400 L Street N.W. in Washington, D.C.

With the GSA lease, which carries a term of eight years and four months, the building is now 100 percent leased. GSA now leases a total of 140,500 square feet at the 159,000 square-foot class A office building.

Mack-Cali was represented by Brian Raher and Susan Thomas of Cushman & Wakefield and in-house by John Adderly, vice president of leasing.

Adderly commented, "We're pleased to continue to build on our long-term relationship with the GSA, which is one of Mack-Cali's most significant and valued tenants."

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 300 properties, primarily office and office/flex buildings located in the Northeast, totaling approximately 34.7 million square feet. The properties enable the Company to provide a full complement of real estate opportunities to its diverse base of approximately 2,200 tenants.

Additional information on Mack-Cali Realty Corporation is available on the Company's website at www.mack-cali.com.

Statements made in this press release may be forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements can be identified by the use of words such as "may," "will," "plan," "should," "expect," "anticipate," "estimate," "continue," or comparable terminology. Such forward-looking statements are inherently subject to certain risks, trends and uncertainties, many of which the Company cannot predict with accuracy and some of which the Company might not even anticipate, and involve factors that may cause actual results to differ materially from those projected or suggested. Readers are cautioned not to place undue reliance on these forward-looking statements and are advised to consider the factors listed above together with the additional factors under the heading "Disclosure Regarding Forward-Looking Statements" and "Risk Factors" in the Company's Annual Reports on Form 10-K, as may be supplemented or amended by the Company's Quarterly Reports on Form 10-Q, which are incorporated herein by reference. The Company assumes no obligation to update or supplement forward-looking statements that become untrue because of subsequent events, new information or otherwise.