Tonkin + Taylor is New Zealand’s leading environmental and engineering consultancy, with offices right across the country and in Australia.

We’re proudly 100% employee owned and operated, and are known for our technical specialists and industry leading engineers, scientists, planners and project managers.

We’ve built our business on solid enduring relationships with central and local government, major international donor agencies, commercial organisations, developers, contractors, individuals, and other consultants.

Tonkin + Taylor has provided specialist environmental and engineering consulting services since 1959. Our specialist focus is in the fields of geotechnical, civil and water resources engineering, environmental science and resource management.