UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A
Proxy Statement Pursuant to Section 14(a) of
the Securities Exchange Act of 1934 (Amendment No. )
| Filed by the Registrant x | |
| Filed by a Party other than the Registrant o | |
| Check the appropriate box: | |
| o | Preliminary Proxy Statement |
| o | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |
| ¨ | Definitive Proxy Statement |
| x | Definitive Additional Materials |
| o | Soliciting Material under §240.14a-12 |
Tetra Tech, Inc.
(Name of Registrant as Specified In Its Charter)
N/A
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check the appropriate box):
| x | No fee required. |
| ¨ | Fee paid previously with preliminary materials: |
| ¨ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11. |
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