Developed in 1990, this best-in-class asset stands out on the skyline. It is a beacon for Chicago business with its illuminated crown while also making an impact at the pedestrian level with its four-story winter garden and one-acre park. The Kohn Peterson & Fox design benefits from unique site attributes offering unparalleled 360-degree views of the City and beyond. 311 South Wacker was the winner of Chicago's First BOMA International TOBY Award for The Office Building of the Year in the over one million square feet category. 311 South Wacker’s major tenants include Freeborn & Peters, Duff & Phelps, First Industrial, Merrill Corporation, Thompson Reuters and Attorney’s Liability Assurance Society.