Leading with Science®

Tetra Tech is a leading provider of consulting and engineering services worldwide. We are a diverse company, including individuals with expertise in science, research, engineering, construction, and information technology. Our strength is in collectively providing integrated services—delivering the best solutions to meet our clients’ needs.

Read more


Partnering with you to deliver cost-effective, feasible designs that bring your vision to life.

See Services


We provide clear solutions to complex problems in water, environment, infrastructure, resource management, energy, and international development.

See Industries


Delivering clients with the technical , planning, engineering, design, and construction management solutions to address their needs.

See Projects

Meet Mark Stenbeck, Lead Mechanical and Piping Designer

Senior Lead Mechanical and Piping Designer, Mark Stenbeck recognises the pivotal role mechanical engineers play in taking a project from concept to reality. Based in Perth, Australia, Mark leads a mechanical piping drafting team, delivering designs and solutions for projects across Australia.  He has seen... Visit News Story

Meet Rob Bancroft, Senior Mechanical and Piping Designer

A multidisciplinary drafter of more than 18 years’ experience, Rob Bancroft is one of Tetra Tech Proteus’ Senior Mechanical and Piping Designers. Based in Perth, Western Australia his focus is developing technical designs and drawings to enhance and bring clients’ projects to life. What type... Visit News Story

2023 Sustainability Report

Tetra Tech released our 2023 Sustainability Report, advancing our commitment to improving the lives of 1 billion people by 2030. Tetra Tech’s 2023 Sustainability Report, in honour of Earth Day, shares our progress to improve the lives of 1 billion people by 2030, reporting a... Visit News Story

Meet Brett Gray, Principal Structure Engineer

Brett Gray is a Principal Structural Engineer with Tetra Tech Proteus and is based in Perth, Western Australia.  He has a Bachelor of Engineering and a Graduate Diploma in Project Management from Curtin University in Perth.   Growing up in some of the most remote areas... Visit News Story

Get in Touch with Us