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100
King William St Adelaide

Located in the heart of Adelaide’s premier commercial corridor, 100 King William Street offers a refined, professional workspace designed for businesses that value presence, performance, and flexibility.

Position your team in one of Adelaide CBD’s most recognised business addresses, surrounded by leading corporates, financial institutions, and government offices.

OPENING END OF MAY 2026

100

King William St Adelaide

Located in the heart of Adelaide’s premier commercial corridor, 100 King William Street offers a refined, professional workspace designed for businesses that value presence, performance, and flexibility.

Position your team in one of Adelaide CBD’s most recognised business addresses, surrounded by leading corporates, financial institutions, and government offices.

OPENING END OF MAY 2026

A Premium Coworking Space in the Centre of Adelaide’s CBD

Located on the iconic King William Street, this CorporateCubes.Co workspace places your business at the centre of Adelaide’s commercial and professional ecosystem.

Designed to support modern teams, this space combines sophisticated private offices, collaborative workspaces, and high-end business amenities. Whether you’re establishing a South Australian presence, scaling your team, or upgrading your current office, 100 King William Street delivers the flexibility and professionalism your business needs.

As a CorporateCubes.Co member, you gain access to premium facilities, concierge-level support, and a connected national network across Melbourne, Sydney, Geelong, and Adelaide.

Why Choose CorporateCubes.Co at 100 King William St Adelaide?

  • Prestigious King William Street address
    Establish your business in one of Adelaide’s most recognised corporate locations.

  • Flexible office solutions for growing teams
    Private offices, dedicated desks, and flexible workspace options for teams of 1 to 100.

  • Designed for productivity and professionalism
    Modern fit-out, premium finishes, and thoughtfully designed collaborative spaces.

  • All-inclusive business amenities
    High-speed internet, meeting rooms, concierge services, and end-of-trip facilities.

  • Connected national workspace network
    Access CorporateCubes.Co and CreativeCubes.Co locations across Australia.

  • Backed by our Happiness Team
    Onsite support focused on helping your business operate smoothly and efficiently.

World-Class Workspace Features and Amenities

Our workspace at 100 King William Street is designed to support focus, collaboration, and growth.

Features include:

  • 24/7 secure access

  • Private offices for teams of all sizes

  • Dedicated desks in shared workspace environments

  • Professional meeting rooms and boardrooms

  • Fully equipped kitchens with complimentary tea and coffee

  • Business lounge and breakout areas

  • End-of-trip facilities including showers and bike storage

  • High-speed, business-grade internet

  • Front desk and concierge support

  • Secure printing and scanning facilities

Everything is designed to help your team operate efficiently while delivering a professional experience for clients and visitors.

Our workspace at 100 King William Street is designed to support focus, collaboration, and growth.

Features include:

  • 24/7 secure access

  • Private offices for teams of all sizes

  • Dedicated desks in shared workspace environments

  • Professional meeting rooms and boardrooms

  • Fully equipped kitchens with complimentary tea and coffee

  • Business lounge and breakout areas

  • End-of-trip facilities including showers and bike storage

  • High-speed, business-grade internet

  • Front desk and concierge support

  • Secure printing and scanning facilities

Everything is designed to help your team operate efficiently while delivering a professional experience for clients and visitors.

Open coworking space with lounge seating and cafe-style tables at CorporateCubes.Co Sydney

Virtual Office Services in Adelaide

Establish a professional Adelaide CBD presence without the cost of a physical office.

Our virtual office at 100 King William Street provides your business with a premium address and essential business services.

Virtual office memberships include:

  • Prestigious Adelaide CBD business address

  • Mail handling and notifications

  • Optional mail forwarding

  • Access to meeting rooms at member rates

  • Optional access to business lounges

  • Professional front desk services

  • Flexible plans with no long-term lock-in

Ideal for remote teams, interstate companies, startups, and growing businesses expanding into Adelaide.

Flexible Coworking Membership Options

We offer a range of coworking office space solutions in Adelaide tailored to suit different working styles and business needs.

On-Demand Experiences

Multiple Locations

CorporateCubes.Co

330 Collins St – L14, 330 Collins St, Melbourne VIC 3000

333 Collins St – L14, 333 Collins St, Melbourne VIC 3000

607 Bourke St – L6, 607 Bourke St, Melbourne VIC 3000

Footscray90 Maribyrnong Street, Footscray VIC 3011

 

CreativeCubes.Co

Balaclava – L3, 21 William St, Balaclava VIC 3183

Carlton – 333 Drummond St, Carlton VIC 3053

Collingwood – 88 Langridge St, Collingwood VIC 3066

East Melbourne – L2, 88 Jolimont St, East Melbourne VIC 3002

Hawthorn – L1, 10 Oxley Rd, Hawthorn VIC 3122

Richmond – L3, 534 Church St, Richmond VIC 3121

South Melbourne – L5, 111 Cecil St, South Melbourne VIC 3205

CorporateCubes.Co

Geelong60 Moorabool Street, Geelong VIC 3220

CreativeCubes.Co

30 Pirie St Mezzanine Floor, 30 Pirie St, Adelaide SA 5000

CorporateCubes.Co

100 King William St Level 15, 100 King William St, Adelaide SA 5000
Coming 2026

CorporateCubes.Co

347 Kent St – L12/347 Kent Street, Sydney NSW 2000 
Coming 2026

Greenhouse

Level 3/180 George St, Sydney NSW 2000

Members of Cubes.Co who hold a Private Office or Dedicated Desk Membership at any of our locations gain exclusive access to Greenhouse Circular Quay.

CorporateCubes.Co

330 Collins St

L14, 330 Collins St, Melbourne VIC 3000

333 Collins St

L14, 333 Collins St, Melbourne VIC 3000

607 Bourke St

L6, 607 Bourke St, Melbourne VIC 3000

Footscray

90 Maribyrnong Street, Footscray VIC 3011

 

CreativeCubes.Co

Balaclava

L3, 21 William St, Balaclava VIC 3183

Carlton

333 Drummond St, Carlton VIC 3053

Collingwood

88 Langridge St, Collingwood VIC 3066

East Melbourne

L2, 88 Jolimont St, East Melbourne VIC 3002

Hawthorn

L1, 10 Oxley Rd, Hawthorn VIC 3122

Richmond

L3, 534 Church St, Richmond VIC 3121

South Melbourne

L5, 111 Cecil St, South Melbourne VIC 3205

CorporateCubes.Co

Geelong
60 Moorabool Street, Geelong VIC 3220

CreativeCubes.Co

30 Pirie St
Mezzanine Floor, 30 Pirie St, Adelaide SA 5000

CorporateCubes.Co

100 King William St Level 15, 100 King William St, Adelaide SA 5000
Coming 2026

CorporateCubes.Co

347 Kent St
L12/347 Kent Street, Sydney NSW 2000 
Coming 2026

Greenhouse

L3/180 George St, Sydney NSW 2000

Members of Cubes.Co who hold a Private Office or Dedicated Desk Membership at any of our locations gain exclusive access to Greenhouse Circular Quay.

Register Your Interest