Welcome to Turnbull
Your engineering edge
We are a highly select team of engineering professionals who design and plan Australia's most complex infrastructure.
Our people are your edge
We always deliver. We always talk straight. We have been selected for one characteristic above all else – a self-drive to continuously improve. We talk candidly about performance internally and externally to further sharpen our capability.
Markets
We deliver professional services for Australia’s most complex infrastructure projects. We design and plan projects from feasibility to construction. We support contractors through construction and asset owners through the full life-cycle of assets.
Transport Engineering & Planning
Roads, Rail & Civil
Utilities
Structure
Water and Drainage
Pavements & Geotech
The Turnbull Difference
The experience to make bold moves
We dream and think big. We use our culture of collaboration and rigorous innovation to deliver superior results for our clients.
Proudly Australian
The Local Edge
Genuinely understanding our clients, their people, their projects and the communities that we impact can only be achieved with a local team.
Powered by People
Our culture
We are committed to a culture of sustainable work/life balance. Through rigorous evaluation of performance and direct feedback, our people stay at the top of their game, delivering excellence and helping to develop the next generation of industry leaders.
TfNSW Contractor Performance Score: 97%
Macquarie Park Bus Priority and Capacity Improvements Stage 2:
"Turnbull Engineering have continued to provide a high quality of design expertise and project management for the project. Their collaborative approach with TfNSW stakeholders and the project team has fostered design innovation that will provide the project and government with significant cost savings in delivery, whilst providing benefit to the community."
— Senior Project Manager, Transport for NSW
Some of our clients
Clients are our biggest advocates
Turnbull have performed to a high level since the commencement of the contract and continue to provide professional and experienced experts who all work collaboratively with RMS providing detailed and quality work Contract deliverables are always met and provide solutions to assist in the challenges faced by the Technical team.
Contractor Performance Score: 100%
Transport for NSW
WestConnex 3B Rozelle Interchange