7 offices available
From $950 /mo
1-10+ people
People
—
Level
17-18
From
On enquiry
24/7 Access
Air Con
All-inclusive
24/7 Security
After-hours Entry
Business Lounge
Availability
SS-148Updated 9 Oct 2026
No current vacancy
Nothing is listed for lease at 300 Barangaroo Avenue right now. Tell us what you need and we will let you know when space comes up.
Need space for a larger team?
Availability changes frequently, and Tank Stream Labs often has more offices than are listed here. Pick your team size and we will check what is free right now.
How many people?
Why this building
International Tower Three Address
Harbour Precinct Location
Tank Stream Labs Premium Fitout
The building
Few Barangaroo addresses command the prestige of International Tower Three, where Tank Stream Labs delivers serviced offices for lease in Barangaroo's most distinguished commercial precinct. This premium workspace occupies one of Sydney's architectural landmarks, offering private offices that blend cutting-edge technology with harbour-facing sophistication.
The fitout reflects International Tower Three's world-class standards, with floor-to-ceiling windows flooding workspaces with natural light and premium furnishings creating an environment where serious business thrives. Tank Stream Labs has curated communal areas that encourage collaboration, while the building's concierge services and business lounge provide the infrastructure that scaling companies demand.
Barangaroo's transformation into New South Wales' premier business district places this office space to rent at the heart of Sydney's financial future. Barangaroo Avenue connects directly to over 35 dining establishments, while Hickson Road and Watermans Quay frame a precinct where global corporations and innovative startups converge. The Barangaroo Metro station ensures seamless connectivity across Sydney's commercial centres.
Tech companies, financial services, and consulting firms find their natural home in these flexible office spaces, drawn by the building's green credentials and the neighbourhood's concentration of industry leaders.
Read more
The fitout reflects International Tower Three's world-class standards, with floor-to-ceiling windows flooding workspaces with natural light and premium furnishings creating an environment where serious business thrives. Tank Stream Labs has curated communal areas that encourage collaboration, while the building's concierge services and business lounge provide the infrastructure that scaling companies demand.
Barangaroo's transformation into New South Wales' premier business district places this office space to rent at the heart of Sydney's financial future. Barangaroo Avenue connects directly to over 35 dining establishments, while Hickson Road and Watermans Quay frame a precinct where global corporations and innovative startups converge. The Barangaroo Metro station ensures seamless connectivity across Sydney's commercial centres.
Tech companies, financial services, and consulting firms find their natural home in these flexible office spaces, drawn by the building's green credentials and the neighbourhood's concentration of industry leaders.
Key facts
| Product | Serviced offices |
| Operator | Tank Stream Labs |
| Address | 300 Barangaroo Avenue, Barangaroo NSW 2000 |
| Level | 17-18 |
| Offices available | No current vacancy |
| Team sizes | — |
| Terms | Flexible · all-inclusive |
| Reference | SS-148 · listed on Sidespace, updated 9 Oct 2026 |
Included
24/7 Access
Air Con
All-inclusive
24/7 Security
After-hours Entry
Business Lounge
Concierge
DDA Access
End-of-Trip
Green Rating
Location
Connecting streets
Streets intersecting or near Barangaroo Avenue
International Towers
Hickson Road
Watermans Quay
Scotch Row
Shipwright Walk
Wulugul Walk
Transport & access
Nearest transport options from this property
Barangaroo
Ferry wharf
150m
Wynyard Station
Train station
350m
Wynyard
Light rail stop
500m
Barangaroo Station
Metro station
600m
The operator
About Tank Stream Labs
View all Tank Stream Labs locations ›
Tank Stream Labs is a leading provider of flexible workspace solutions in Australia, with prime locations across Sydney CBD, Melbourne, Adelaide, and Brisbane. Their offering spans from hot desks and coworking memberships to fully furnished private offices and enterprise suites, designed for teams of all sizes, from startups to established corporates. With 24/7 secure access, high-speed internet, premium end-of-trip facilities, meeting rooms, event spaces, and hospitality-led service, Tank Stream Labs delivers a modern workspace experience built to support business growth and productivity.
Located in well-connected business precincts such as Australia Square, Martin Place, Kent Street, and key metro locations, Tank Stream Labs blends central access with premium amenities including AV-enabled meeting rooms, videoconferencing facilities, breakout and lounge spaces, onsite support teams, and vibrant community programming. Whether businesses are looking to host workshops, scale their team, or upgrade their workplace environment, Tank Stream Labs offers flexible terms and contemporary fit-outs, allowing teams to move in quickly and grow without the constraints of traditional commercial leases.
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Frequently asked questions
What is included in the rent at International Tower Three?
One monthly price covers 24/7 Access, Air Con, All-inclusive, 24/7 Security, After-hours Entry, Business Lounge, plus utilities and internet, there is no separate outgoings bill on a serviced office.
How do you get to International Tower Three?
150m from Barangaroo ferry wharf, and 350m from Wynyard Station. It sits between International Towers and Hickson Road.
