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 21,000 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: $3.0B

21,000 associates

450 Offices Worldwide

65,000 projects per year



Quarterly Results

Dan Batrack

“Our business generated record third quarter results driven by strong double-digit revenue growth in both our U.S. state & local and international businesses…We continued to invest in long-term strategic growth areas by adding Hoare Lea who joins our global High Performance Buildings practice."

- Dan L. Batrack, CEO

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