Tetra Tech is Leading with Science® to deliver innovative consulting and engineering services across Australia and New Zealand.

Tetra Tech is a leading, global provider of consulting and engineering services. Our presence in the Asia Pacific region has grown over the years as a result of our continuously expanding service offerings and client base, as well as through acquisitions. Today Tetra Tech has more than 2,000 employees in 60 offices across Australia and New Zealand providing innovative, technical solutions to its clients.

Coffey, A Tetra Tech Company, specializes in engineering, geotechnical, environmental, and client-side project management services to clients across transport and property infrastructure, Defence, energy and resources sectors. We deliver technically excellent solutions to manage complex risks and create innovative and exciting opportunities in collaboration with our clients, providing value throughout the whole asset life cycle. We empower our people to use their diverse range of technical and consulting expertise, addressing today’s challenges to make a difference for the future.

Tetra Tech’s international development team has been operating in the Asia Pacific region for more than 40 years. We work as an effective implementing partner to governments and the private sector to design, deliver, and evaluate development projects to build stable societies, reduce poverty, and stimulate economies in the developing world.

As a leader in sustainable infrastructure engineering design, NDY, A Tetra Tech Company, incorporates innovative technologies and solutions into designs, helping create environments that use less energy, recycle water, and provide safe and sustainable infrastructure. In addition to core engineering services of mechanical, electrical, and plumbing, NDY provides specialist consulting services including information and communications technology (ICT), electronic security, building information modelling (BIM), digital engineering, fire engineering, acoustics, and architectural creative lighting.

Our consultants at Eco Logical Australia, A Tetra Tech Company, provide a broad range of expert advice in ecology, hydrogeology, hydrology, natural resource management, cultural and built heritage management, spatial services, bushfire management, and environmental impact assessments. We help clients navigate complex challenges, achieving the best possible outcome for the project and the environment. We provide full project lifecycle services, from inception—such as due diligence, environmental constraints, and opportunities analysis—to approvals through to environmental management, rehabilitation, and closure and decommissioning.

Contact our Australia Team