Top 10 construction companies in Australia

Australia’s booming construction industry plays a vital role in national development, from urban infrastructure and transportation to high-rise buildings and renewable energy projects. Despite economic shifts and global challenges, these companies continue to lead the market with innovation, safety, and sustainability.

Here are the list of Top 10 Construction Companies in Australia based on revenue, project portfolio, innovation, and national impact in 2025.

1. CPB Contractors (a CIMIC Group company)

Headquarters: Sydney, NSW
Website: www.cpbcon.com.au

Overview:
CPB Contractors is the largest construction company in Australia, known for delivering major infrastructure projects in transport, tunneling, defense, and resources. It’s part of the CIMIC Group, which is owned by Hochtief (a subsidiary of ACS Group, Spain).

Key Highlights:

• Projects: WestConnex, Melbourne Metro Tunnel, Sydney Metro

• Focused on innovation, indigenous engagement, and sustainability

• Strong presence in Australia, New Zealand, and Asia-Pacific

2. Lendlease Group

Headquarters: Sydney, NSW
Website: www.lendlease.com

Overview:
Lendlease is a globally recognized property and construction group. It excels in urban regeneration, infrastructure development, and sustainable construction.

Key Highlights:

• Iconic Projects: Barangaroo South, Melbourne Quarter

• Global operations in the US, UK, and Asia

• Leaders in green building and net-zero targets

3. Laing O’Rourke Australia

Headquarters: North Sydney, NSW
Website: www.laingorourke.com

Overview:
Laing O’Rourke is a privately owned international engineering and construction company. Its Australian division handles large infrastructure, rail, defense, and healthcare projects.

Key Highlights:

• Projects: Cross River Rail, Sydney Metro, Inland Rail

• Heavy use of digital engineering and modern methods of construction

• Strong female leadership and workforce diversity

4. Hutchinson Builders (Hutchies)

Headquarters: Brisbane, QLD
Website: www.hutchinsonbuilders.com.au

Overview:
Founded in 1912, Hutchies is one of Australia’s largest privately owned construction firms. Known for residential, retail, commercial, and government sector projects.

Key Highlights:

• Over 300 projects annually

• High community engagement and indigenous programs

• Diversified portfolio including student accommodation and aged care

5. John Holland Group

Headquarters: Melbourne, VIC
Website: www.johnholland.com.au

Overview:
John Holland is a major player in civil infrastructure, rail, tunneling, and urban development. It is owned by China Communications Construction Company (CCCC).

Key Highlights:

• Projects: Sydney Metro City & Southwest, West Gate Tunnel

• Deep expertise in complex infrastructure

• Strong ESG (Environmental, Social, Governance) reporting

6. Multiplex (a Brookfield company)

Headquarters: Sydney, NSW
Website: www.multiplex.global

Overview:
Multiplex is a global construction contractor known for premium high-rise buildings, commercial developments, and large-scale infrastructure.

Key Highlights:

• Projects: One Sydney Harbour, Collins Arch, W Hotel Brisbane

• Renowned for complex high-rise projects and innovation in safety

• Part of Brookfield Asset Management (Canada)

7. Built Pty Ltd

Headquarters: Sydney, NSW
Website: www.built.com.au

Overview:
Built is a rising star in the mid-tier commercial construction and refurbishment sector. It focuses on offices, retail, education, and heritage projects.

Key Highlights:

• Strong footprint in Sydney, Melbourne, Brisbane, and Perth

• Significant projects in both new builds and adaptive reuse

• 100% carbon neutral operations since 2021

8. Icon Construction (Kajima Corporation, Japan)

Headquarters: Melbourne, VIC
Website: www.icon.co

Overview:
Icon is a fast-growing builder with expertise in high-rise residential and commercial developments. Backed by Kajima Corporation, one of Japan’s biggest construction firms.

Key Highlights:

• Projects: Queens Place, Aurora Melbourne Central

• Strong in design and construct contracts

• Focused on collaboration and innovation

9. Probuild (now part of Roberts Co)

Headquarters: Sydney, NSW
Website: www.robertsco.com.au

Overview:
Following Probuild’s acquisition by Roberts Co, the firm continues to deliver major commercial, residential, and government projects across Australia.

Key Highlights:

• Known for delivering projects like Greenland Centre and West Side Place

• Emphasizing fair pay, mental health, and site safety

• Expanding presence in healthcare and education sectors

10. Watpac (a BESIX Company)

Headquarters: Brisbane, QLD
Website: www.watpac.com.au

Overview:
Watpac is part of global construction giant BESIX Group (Belgium). It has strong capabilities in defense, health, education, and commercial sectors.

Key Highlights:

• Projects: Queensland Police HQ, QIMR Berghofer Medical Research Institute

• Operates nationally with global backing from BESIX

• Focus on innovation, sustainability, and digital engineering

🔚 Conclusion

These companies are transforming Australia’s skylines, infrastructure, and communities through innovative and sustainable construction practices. Whether you’re a stakeholder, engineer, or industry observer, these leaders represent the pinnacle of construction excellence in 2025.

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