Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-25-000023
Filing Date
2025-08-01
Accepted
2025-08-01 16:05:02
Documents
93
Period of Report
2025-06-29

Document Format Files

Seq Description Document Type Size
1 10-Q ttek-20250629.htm   iXBRL 10-Q 1605158
2 EX-31.1 ttekex311fy25q3.htm EX-31.1 11793
3 EX-31.2 ttekex312fy25q3.htm EX-31.2 11817
4 EX-32.1 ttekex321fy25q3.htm EX-32.1 6849
5 EX-32.2 ttekex322fy25q3.htm EX-32.2 6857
6 EX-95 ttekex95fy25q3.htm EX-95 13088
  Complete submission text file 0000831641-25-000023.txt   8335765

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ttek-20250629.xsd EX-101.SCH 58377
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ttek-20250629_cal.xml EX-101.CAL 88241
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ttek-20250629_def.xml EX-101.DEF 236592
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ttek-20250629_lab.xml EX-101.LAB 700986
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ttek-20250629_pre.xml EX-101.PRE 482255
96 EXTRACTED XBRL INSTANCE DOCUMENT ttek-20250629_htm.xml XML 1158846
Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Filer) CIK: 0000831641 (see all company filings)

EIN.: 954148514 | State of Incorp.: DE | Fiscal Year End: 0928
Type: 10-Q | Act: 34 | File No.: 000-19655 | Film No.: 251176157
SIC: 8711 Services-Engineering Services
(CF Office: 07 Trade & Services)