Designing and delivering the complex infrastructure we all depend on

We design and construct the complex infrastructure projects upon which people depend every day - bridges and roads, marine infrastructure, tunnels and shafts. With every project, we aim to gain a deep understanding of both the community and client’s needs. We work collaboratively at every step, and always strive to bring a fresh, innovative perspective to the table. We draw on our experience, deep technical expertise and commitment to sustainability to efficiently and safely deliver high quality projects that make a positive difference to how people live and work.


Bridges constructed to improve and connect communities


Diagonal arch bridge constructed in Australia - The Alfred Street Bridge


deepest ventilation shaft constructed in the Southern Hemisphere using a blind bore method


of tunnelling completed

Our infrastructure projects

We have a proven track record in collaborating with our clients on some of the most iconic, complex and challenging infrastructure projects across Australia and New Zealand. We thrive on finding innovative solutions to complex problems. We push the boundaries of what is possible to deliver infrastructure that has a positive impact on people’s lives - whether it’s a new pedestrian and cyclist bridge to enhance inner-city safety, or a stormwater pipeline to support the rapid growth of a regional area. We work closely with our clients at every step - from the initial planning, right through to providing finishing touches. 

Our recent projects

Our clients

We work with clients from the public and private sector under various contracting models, including local governments and transport infrastructure owners across metropolitan Sydney, regional New South Wales and Queensland.