McIlwain has been connecting communities across Australia with the delivery of high-quality transport infrastructure for over five decades.


The transport sector has always formed a core part of our business. It’s what we live and breathe. It’s in our DNA!


We have a proven track record of delivering cost-effective and sustainable roads, bridges and structures of all shapes and sizes – from small maintenance projects to major infrastructure upgrades. Through the application of innovative construction methods, design solutions and complete project management, we pride ourselves on delivering optimal transport infrastructure to benefit the everyday lives of locals in metropolitan, regional and remote communities.


Roads & Highways

McIlwain recognises that building better roads changes, and even, saves lives. We have proudly delivered more than 50 projects worth over $150 million in total to optimise road networks and better connect communities across Australia. 


McIlwain value the importance of bridging the gaps between poorly connected communities. Since 2009, we have designed and constructed 11 bridges worth a total of over $130 million, whilst ensuring our delivery methods meet sustainability objectives of the business and community at large.


McIlwain advocates the construction of transport infrastructure that is both environmentally friendly and sustainable. We are responsible for constructing some of Queensland’s busiest cycle corridors, including the Bicentennial Bikeway and Moggill Road Cycleway.

Slope Stability & Environmental

From onsite assessments of subsurface conditions to complete stabilisation and remediation works, McIlwain holds the knowledge and expertise to determine and improve the status of all foundational works

Maintenance & Rehabilitation

McIlwain’s cost-effective and innovative delivery model ensures the structural integrity of all transport infrastructure is enhanced in line with the highest-quality safety standards, and without detriment to the end-user or environment. 

Car Parks

McIlwain’s breadth of capabilities extend to the planning, design and delivery of car park infrastructure solutions on time and on budget. McIlwain has successfully delivered around 90 carpark projects worth in excess of a total of $30 million.


Coomera Connector Stage 1 Central

Transport, Urban

Department of Transport and Main Roads

Helensvale to Molendinar