(Save thedate: RealShareChicago comes to the Union League Club ofChicago October23.)

CHICAGO-The Tribune Co. has hired the localoffice of Colliers International to find office tenants at itsheadquarters building, Tribune Tower, at 435 N.Michigan Ave. The exact number available is open for suggestion,Colliers’ Drew Nieman tells GlobeSt.com, but willstart at more than 150,000 square feet.

He says that the media giant, which is still going through abankruptcy started in December 2008, has said it will consolidatespace at the 740,000-square-foot tower if a large tenant isinterested in taking one or more of the large floor plates. “Sincethe dead time of 2008-2010 for office space in this submarket,including North Michigan Avenue, River North andthe East Loop, we’ve started to see activity pickup again,” Nieman says. “You’re seeing movement especially by thetechnology companies, there’s a lot of discussion with Googlelooking for space.”