Tetra Tech Awarded $37.5 Million USAID Urban Water, Sanitation, and Solid Waste Management Services Contract

PASADENA, Calif.--(BUSINESS WIRE)-- Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services, announced today that the U.S. Agency for International Development (USAID) has awarded the Company a $37.5 million, single-award contract for 5 years to increase access to safe and reliable water, sanitation, and solid waste management services for urban communities in Southern Africa.

The Limpopo River basin is experiencing rapid population growth and increasing climate variability, intensifying pressures on water and waste management systems. Through the USAID Resilient Cities Limpopo program, Tetra Tech will partner with local governments and regional stakeholders to develop data-driven, climate-resilient approaches to enhance public service delivery. Our experts also will leverage private sector investment to strengthen waste management operations and promote sustainable recycling practices.

"Tetra Tech has partnered with USAID to improve access to safe, sustainable water supplies in developing countries for more than 40 years," said Dan Batrack, Tetra Tech Chairman and CEO. "We look forward to using our Leading with Science^® approach to support the people of the Limpopo River basin in creating more resilient urban communities."

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. The contents of this press release are the sole responsibility of Tetra Tech and do not necessarily reflect the views of USAID or the United States Government.