SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000831641-18-000169
Filing Date
2018-11-21
Accepted
2018-11-21 20:03:24
Documents
1
Period of Report
2018-11-20

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_154284858864291.html 4  
1 FORM 4 wf-form4_154284858864291.xml 4 7974
  Complete submission text file 0000831641-18-000169.txt   9305
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)

IRS No.: 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
BROWNLIE WILLIAM R (Reporting) CIK: 0001346227 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-19655 | Film No.: 181199072