100% Landmark

  • 35 levels providing over 41,500sqm of premium quality office space
  • Exceptional views to the South, East and North
  • Inviting, light filled lobby with 8m high ceiling
  • Highly transparent closed cavity facade (CCF) with automated blind system reduces
    glare while maximising natural light and visibility
  • Low energy, healthy and flexible active chilled beam air conditioning system
  • 5 basement car park levels with storage and end of trip facilities

Watch construction time lapse video


Low Rise

Levels 1 - 13



Average Lettable Area: 1,202sqm

Mid Rise

Levels 14 – 25

Level 14 - 22 Leased

Level 23 - 25 Available

Average Lettable Area: 1,241sqm

High Rise

Levels 26 – 35



Average Lettable Area: 1,303sqm

Levels 2 - 11
Average Lettable Area: 1,202sqm

Typical Mid Rise
Levels 23-25
Average Lettable Area: 1,241sqm
Download Floorplan

Typical High Rise
Levels 26-35
Average Lettable Area: 1,303sqm
Download Floorplan

Extraordinary Outlook

Positioned for maximum views across North Sydney, to the CBD and the harbour.

  • Streetscape outlook from lowrise
  • Spectacular panoramic views from the highrise
  • Floorplate design affords views from all part of the office

100% Technology

100 Mount Street will be an Australian first. Leveraging the very latest in building technology solutions, 100 Mount Street tenants will experience the latest in smart building controls, improved connectivity and seamless online management allowing greater flexibility and an innovative, future-proofed office solution.


  • Leading Wi-Fi and cellular coverage building wide
  • 5G network ready
  • Plug and play tenant Wi-Fi (optional)
  • Access to fast secure Wi-Fi in other Dexus buildings
  • Connectivity for IoT devices

Security and Safety

  • Digital access control (mobile app vs access cards)
  • Intelligent CCTV

Wellness and Convenience

  • Location based services (for wayfinding and space utilisation)
  • Building and environmental monitoring and analytics
  • Advanced lighting control

100% Health

Dedicated hotel style end of trip facilities to support your workday.

Bike racks, towel service and locker facilities to provide convenience for active staff.

  • 27 showers and change room facilities with towel service
  • Secure lockers
  • Fully air conditioned
  • Direct lift access to ground floor
  • Secure storage for 200+ bicycles
  • 2.7m high ceilings
  • GoGet car sharing spaces