1 William St, Brisbane. QLD

1 William Street transforms and revitalizes the parliamentary end of George and William Streets, Brisbane and is the catalyst for the entire George Street government precinct to be redeveloped.

The office tower occupies a highly prominent location in Brisbane, comprising of a 43 level A-grade commercial building with Premium services, providing approximately 75,000sqm (NLA), including 1,100sqm of retail and 318 car spaces. It is the new home of the Queensland Government and public service.

The unique collaborative central core allows extraordinary daylight and views in 360 degrees, with floor plates ranging from approximately 1,900sqm to 2,100sqm. The unique sky garden and laneway connections through the core provide collaborative space, circulation flows and concentrated spaces for quiet working.

1 William Street includes a high level of environmental credentials, recently achieving a 6 Star Green Star Office As Built v3 cerified rating and targeting a minimum 5 Star Green Star Office Design v3 rating and a 5 Star NABERS Energy rating.

Fast Facts

  •  Property Type: Office 
  •  Scale: 75,000sqm
  •  Website:
  •  Completion: October 2016
  •  Partner(s):
  •  Major Tenant(s): Queensland Government
  •  Builder(s): Multiplex
  •  Architect(s): Woods Bagot
  •  Portfolio: Other similar properties
  •  Environmental: 6 Star Green Star Office As Built v3 & Targeting 5 Star Green Star Office Design v3 & 5 Star NABERS Energy



1 William Street Wins Queensland's Top Property Honour

Cbus Property and ISPT are proud of to announce 1 William Street, Brisbane has been awarded the Property Council of Australia’s Rider Levett Bucknall Queensland Development of the year. The landmark commercial tower has reshaped the Brisbane skyline, heralding a new era of development having achieved the most honourable property award in Queensland.
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ANCR Feature - 1 William St

The $650M 1 William Street Project is a landmark 46-level premium grade office tower, featuring an iconic lobby area with unique sky gardens and is deisne with a minimum 5.0 Star Green Office Design Rating v3 and a 5.0 Star NABES Energy Rating. 

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A Look Inside 1 William Street

The Queensland Government has commenced moving into 1 William Street, a new $650 million commercial building built and paid for by Cbus Property more than six weeks ahead of its scheduled completion.

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1 William Street tower plan revealed

Brisbane City Council has recommended the approval of a giant 45-storey office tower at 1 William Street, that will become home to 7600 public servants and other staff by late 2016.

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Brisbane office sales reap $562m for Qld

The Newman government has signed a $562 million deal to sell the bulk of its office buildings in Brisbane’s CBD to Queensland Investment Corporation – a move that will leave Premier Campbell Newman open to claims he has broken a promise not to sell assets before the 2015 election.

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