1 William Street

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Height: Occupied
179.1 m / 588 ft
Height: To Tip
259.8 m / 852 ft
Height: Architectural
259.8 m / 852 ft
1 William Street Outline
Floors Above Ground
Floors Below Ground
# of Elevators
Top Elevator Speed
9 m/s
Tower GFA
126,800 m² / 1,364,864 ft²
# of Parking Spaces


Official Name 1 William Street
Other Names Tower of Power, 1WS
Structure Type Building
Status Completed
Country Australia
City Brisbane
Street Address & Map 1 William Street
Postal Code 4000
Building Function office
Structural Material concrete
Energy Label 5.0 Star NABERS Energy Rating; 5 Star Green Star
Proposed 2012
Construction Start 2013
Completion 2016
Official Website 1 William Street
Rankings Click arrows to view the next taller/shorter buildings
Global Ranking #403 Tallest in the World
Regional Ranking #8 Tallest in Oceania
National Ranking #8 Tallest in Australia
City Ranking #2 Tallest in Brisbane

Companies Involved

Owner Cbus Property; ISPT Core Fund
Developer Cbus Property
Design Woods Bagot
Structural Engineer
Engineer of Record Hyder Consulting
MEP Engineer
Engineer of Record EMF Griffiths
Project Manager Currie & Brown
Main Contractor Brookfield Multiplex
Other Consultant
• Certifier McKenzie Group Consulting
Façade Altitude Façade Access Consulting Pty Ltd
• Geotechnical Butler Partners Pty Ltd
• Landscape Aspect Studios
• Preservation ERM
• Property Management JLL
• Quantity Surveyor WT Partnership
• Vertical Transportation WSP Group
• Wind Windtech Consultants Pty Ltd
Material Supplier
• Cladding Yuanda

CTBUH Initiatives

CTBUH Malaysia: How to Improve Design and Build Efficiency
21 Jul 2016 – Event Report

How are Cities Responding to Urbanism?
1 Sep 2015 – Event Report

CTBUH Australia Hosts Emerging Tech Breakfast in Brisbane
5 Mar 2014 – Event Report


All Things are Not Equal: Responsive Façades for Tall Buildings
16 Sep 2014 – Jeffrey Holmes, Woods Bagot

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