aon center

Observation deck and external elevator plans revealed for Aon Center

601W Cos. has released renderings for the previously announced observation deck atop Chicago's Aon Center. The space would be the city's third observation deck—after Willis…

Kemper Corporation switches high-rises, signs lease for two floors in Aon Center

Insurance holding company Kemper Corporation has signed a nearly 65,000-square-foot lease to move its corporate headquarters to the 32nd and 33rd floors of the Aon…