9 Castlereagh Street,
Sydney
A striking, well-appointed office conveniently located in Sydney’s CDB
9 Castlereagh is one of Sydney’s most unique and architecturally significant office buildings, offering one of the most prestigious and strategic business address in Sydney. Designed by acclaimed architect Harry Seidler, the building features a unique lobby entrance with an enormous atrium of natural light stretching throughout the entire building. The business centre contains plenty of natural light thanks to floor to ceiling windows and has a choice of economical standard and executive serviced offices plus a number of meeting rooms in various sizes.
A striking, well-appointed office conveniently located in Sydney’s CDB
9 Castlereagh is one of Sydney’s most unique and architecturally significant office buildings, offering one of the most prestigious and strategic business address in Sydney. Designed by acclaimed architect Harry Seidler, the building features a unique lobby entrance with an enormous atrium of natural light stretching throughout the entire building. The business centre contains plenty of natural light thanks to floor to ceiling windows and has a choice of economical standard and executive serviced offices plus a number of meeting rooms in various sizes.
Learn moreA striking, well-appointed office conveniently located in Sydney’s CDB
9 Castlereagh is one of Sydney’s most unique and architecturally significant office buildings, offering one of the most prestigious and strategic business address in Sydney. Designed by acclaimed architect Harry Seidler, the building features a unique lobby entrance with an enormous atrium of natural light stretching throughout the entire building. The business centre contains plenty of natural light thanks to floor to ceiling windows and has a choice of economical standard and executive serviced offices plus a number of meeting rooms in various sizes.
How do you want your office?
Whatever you need, we can help create the right solution for your business and your budget, from a simple space for 2 people to a fully-customised home for your entire business.

Standard office
Practical space for teams of all sizes

Window office
Rooms with a view and natural light

Office suite
Team space with integrated meeting area

Large-scale office
Need a whole floor or more to house a team of 50-200 people?
Talk to our team about the different options available and how we can customise a solution for you.
Tell us what you needAll-Inclusive pricing
Your monthly cost covers everything you need to operate your office, with no need for any capital expense or investment.
- Furniture, fixtures and fittings
- Utilities and business rates
- IT and communications
- Receptionist and support team
- Use of business lounge and communal areas
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Facilities at this workspace
Whether you’re networking, meeting or focusing on work, this workspace gives you everything you need in one place. It’s all built for business, fully-furnished and ready when you are.
- Business
- Building
Business Lounge
Double Glazing
Lounge Area
Meeting Rooms
Raised Floors
High speed internet
Voicemail
24 Hour Access
Break-Out Areas
City/Town Centre
Day Care
Disabled facilities
Elevator
Parking
Secure parking
Temp control
Our happy customers !

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- Current availability
- Pricing options
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Starting from $560 pm
Get a quote for 9 Castlereagh Street,
Sydney
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