Tetra Tech is built on a culture of innovation and committed to creating positive, impactful change as we address the world’s most complex problems.

We are proud to be home to industry-leading scientists, engineers, and technical specialists and to use this expertise throughout the project life cycle. Our strength is in collectively providing integrated services—delivering the best solutions to meet our clients’ needs.




Our Mission




What we aim to achieve







To be the premier worldwide consulting and engineering firm, focusing on water, environment, sustainable infrastructure, renewable energy, and international development.





Our Core Principles




How we work together to deliver for our clients










Service





We put our clients first. We listen better to understand our clients’ needs and deliver smart, cost-effective solutions that meet those needs.







Value





We take on our clients’ problems as if they were our own. We develop and implement real-world solutions that are cost-effective, efficient, and practical.







Excellence





We bring superior technical capability, disciplined project management, and excellence in safety and quality to all our work.







Opportunity





Our people are our number one asset. Our workforce is diverse and includes leading experts in our fields. Our entrepreneurial nature and commitment to success provide challenges and opportunities for all our employees.