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Height: Architectural 157.4 m / 516 ft
Height: Occupied 135 m / 443 ft
Height: To Tip 157.4 m / 516 ft
Floors Above Ground 37
Floors Below Ground 1
# of Elevators 14
Tower GFA 68,184 m² / 733,926 ft²


Official Name 191 North Wacker Drive
Structure Type Building
Status Completed
Country United States
City Chicago
Street Address & Map 191 North Wacker Drive
Postal Code 60606
Building Function office
Structural Material composite
  • Core: Reinforced Concrete
  • Columns: Steel
  • Floor Spanning: Steel
Energy Label LEED Gold
Construction Start 2000
Completion 2002

Companies Involved

Design Kohn Pedersen Fox Associates
Structural Engineer
Design Thornton Tomasetti
MEP Engineer
Design Cosentini Associates
Main Contractor James McHugh Construction Co.; Clark Construction Group
Material Supplier
• Elevator KONE
• Steel Owen Steel Company Inc.

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