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CHICAGO-Locally based law firm Jenner & Block LLP hasofficially inked its 383,000-sf, 15-year new lease at 351 N. ClarkSt. The 1.1-million-sf building, expected for a 2009 delivery, isbeing developed by a partnership led by Mesirow Financial RealEstate Inc., a division of Mesirow Financial. The financial firmand building developer has also signed for 345,000 sf in the newtower.

Bob Chodos, principal with Colliers Bennett & KahnweilerInc., says the transaction was unique in the fact that Jenner &Block and Mesirow Financial joined together to procure proposalsfrom a number of developers and owners of office buildings andsites in Chicago. The goal, Chodos says, was to "maximize theleverage created by two very large, credit-worthy tenants, workingin tandem to create a business solution to their respectivefacilities' requirements."