Tetra Tech, a company built on Leading with Science®

Tetra Tech is a leading provider of high-end consulting and engineering services for projects worldwide. With 22,000 associates working together, Tetra Tech provides clear solutions to complex problems in water, environment, sustainable infrastructure, renewable energy, and international development. We are Leading with Science® to provide sustainable and resilient solutions for our clients.

Revenue: $3.5B

22,000 associates

470 Offices Worldwide

80,000 projects per year



Quarterly Results

Dan Batrack

"Tetra Tech’s market leading positions in digital water, climate change, and renewable energy are being significantly augmented by increased U.S. federal funding and are providing strong momentum for fiscal year 2023."

- Dan L. Batrack, CEO

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