<SEC-DOCUMENT>0001450055-15-000007-index.html : 20151124 <SEC-HEADER>0001450055-15-000007.hdr.sgml : 20151124 <ACCEPTANCE-DATETIME>20151124192619 ACCESSION NUMBER: 0001450055-15-000007 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20151120 FILED AS OF DATE: 20151124 DATE AS OF CHANGE: 20151124 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: TETRA TECH INC CENTRAL INDEX KEY: 0000831641 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-ENGINEERING SERVICES [8711] IRS NUMBER: 954148514 STATE OF INCORPORATION: DE FISCAL YEAR END: 0928 BUSINESS ADDRESS: STREET 1: 3475 EAST FOOTHILL BOULEVARD CITY: PASADENA STATE: CA ZIP: 91107 BUSINESS PHONE: 6263514664 MAIL ADDRESS: STREET 1: 3475 EAST FOOTHILL BOULEVARD CITY: PASADENA STATE: CA ZIP: 91107 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CHU RONALD J CENTRAL INDEX KEY: 0001450055 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-19655 FILM NUMBER: 151254196 MAIL ADDRESS: STREET 1: 3475 EAST FOOTHILL BOULEVARD CITY: PASADENA STATE: CA ZIP: 91107 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>edgar.xml <DESCRIPTION>PRIMARY DOCUMENT <TEXT> Document 1 - file: edgar.html
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