Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000938431-05-000004
Filing Date
2005-02-11
Accepted
2005-02-11 16:39:57
Documents
1
Period of Report
2005-02-10

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgar.html 4  
1 PRIMARY DOCUMENT edgar.xml 4 6295
  Complete submission text file 0000938431-05-000004.txt   8060
Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Issuer) CIK: 0000831641 (see all company filings)

EIN.: 954148514 | State of Incorp.: DE | Fiscal Year End: 0930
SIC: 8711 Services-Engineering Services

Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 6263514664
HWANG LI-SAN (Reporting) CIK: 0000938431 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-19655 | Film No.: 05599326