PASADENA, Calif., Jan 27, 2010 (BUSINESS WIRE) -- Tetra Tech, Inc. (NASDAQ: TTEK) announced today that it is one of five
firms awarded a $750 million contract to provide design-build services
for large construction projects for the U.S. Navy. The majority of the
work will be performed in the District of Columbia, Maryland, and
Virginia. The period of performance for this firm fixed-price contract
is one base year with four one-year options, and the five awardees will
share the total contract value.
"This is a new contract vehicle that will expand our range of services
to the U.S. Navy, one of our largest clients," said Dan Batrack, Tetra
Tech's Chairman and CEO.
The Naval Facilities Engineering Command (NAVFAC) Washington anticipates
that this contract will be used for construction projects ranging in
size from approximately $10 million to $30 million per task order.
About Tetra Tech (www.tetratech.com)
Tetra Tech is a leading provider of consulting, engineering, program
management, construction, and technical services addressing the resource
management and infrastructure markets. The Company supports government
and commercial clients by providing innovative solutions focused on
water, the environment, and energy. With approximately 10,000 employees
worldwide, Tetra Tech's capabilities span the entire project life cycle.
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 10-Q filings with the
Securities and Exchange Commission.

SOURCE: Tetra Tech, Inc.
Tetra Tech, Inc.
Jorge Casado, Investor Relations
Talia Starkey, Media & Public Relations
626-470-2844