News RELEASE

Zimmerman Associates, Inc. Takes 11,723 sq. ft. at Redwood Plaza in Fairfax, Va.

Fairfax, VA - March 10, 2009: KBS continue to sign high-profile tenants at its properties throughout Virginia despite the state of the national economy and local office market.

KBS Realty Advisors of Newport Beach, Calif., today announced it has finalized a new, 11,723-square-foot lease with Zimmerman Associates, Inc., at its Redwood Plaza office complex in Fairfax, Va., 16 miles west of Washington, D.C. The announcement comes weeks after KBS companies announced more than 19,000 square feet in new or renewal leases at KBS-owned properties in Virginia, including agreements with Speakeasy and the law firm of Masterman & Graham, P.C., at 1945 Old Gallows Road in Vienna, and two tenants at Patrick Henry Corporate Center in Newport News.

Together with the new Zimmerman lease, KBS-affiliated companies have signed more than 30,000 square feet in new or renewal leases in Virginia since November 2008. KBS owns a total of 857,696 square feet of commercial office space in the Washington, D.C., market.

A U.S. government contractor, Zimmerman Associates, Inc., provides information and engineering services to civilian and U.S. defense agencies, as well as state and local government agencies. The Fairfax-based company provides records management, information technology and distribution, library operations, and engineering R&D and management.

Built in 1983, Redwood Plaza features 205,630 square feet of Class A commercial office space in three low-level atrium buildings in a park-like setting near the intersection of Route 123 and Interstate 66 in the Oakton/Fairfax Center submarket.

Dan Evans and Chuck Straw of Jones Lang LaSalle represented Zimmerman Associates in lease negotiations, while W. Carter Byrnes and Malcolm Schweiker of CB Richard Ellis in McLean, Va., represented KBS.

About KBS Realty Advisors
Founded by Peter Bren and Chuck Schreiber in 1992 as a private equity real estate company, KBS Realty Advisors is a SEC-registered investment advisor. KBS Realty Advisors and its affiliate, KBS Capital Advisors, invests in, manages and sells high-quality U.S. commercial real estate assets for institutional, corporate and private investors. Since 1992, KBS has completed transactional activity of approximately $16 billion via 19 separate accounts, six commingled funds and two private equity REITs. For more information, visit www.kbsrealty.com.