Tetra Tech Selected for $5 Billion USAID Governance and Stabilization Multiple-Award Contract

PASADENA, Calif.--(BUSINESS WIRE)-- Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services in water, environment, and sustainable infrastructure, announced today that the U.S. Agency for International Development (USAID) has selected the Company for a $5 billion, multiple-award indefinite delivery, indefinite quantity (IDIQ) contract to support global democracy initiatives.

Under the 10-year contract, Tetra Tech will support USAID's Office of Transition Initiatives to address complex governance and resiliency challenges in developing countries around the world. Our technical experts will leverage evidence-based approaches to strengthen local engagement, revitalize critical infrastructure, and enhance the access and resiliency of essential public services such as clean water supplies.

"For more than four decades Tetra Tech has supported USAID to strengthen local governance systems for communities in developing countries," said Dan Batrack, Tetra Tech Chairman and CEO. "We are pleased to continue supporting USAID in their mission to foster strong democracies around the world."

About Tetra Tech

Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 28,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science ^® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. For more information about Tetra Tech, please visit tetratech.com or follow us on LinkedIn and Facebook.

Any statements made in this release that are not based on historical fact are forward-looking statements. Any forward-looking statements made in this release represent management's best judgment as to what may occur in the future. However, Tetra Tech's actual outcome and results are not guaranteed and are subject to certain risks, uncertainties and assumptions ("Future Factors"), and may differ materially from what is expressed. For a description of Future Factors that could cause actual results to differ materially from such forward-looking statements, see the discussion under the section "Risk Factors" included in the Company's Form 10-K and Form 10-Q filings with the Securities and Exchange Commission.