# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-25-000019
Filing Date
2025-05-08
Accepted
2025-05-08 16:36:09
Documents
94
Period of Report
2025-03-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | ttek-20250330.htm iXBRL | 10-Q | 1620419
2 | EX-31.1 | ttekex311fy25q2.htm | EX-31.1 | 11985
3 | EX-31.2 | ttekex312fy25q2.htm | EX-31.2 | 12009
4 | EX-32.1 | ttekex321fy25q2.htm | EX-32.1 | 6967
5 | EX-32.2 | ttekex322fy25q2.htm | EX-32.2 | 6975
6 | EX-95 | ttekex95fy25q2.htm | EX-95 | 13334
| Complete submission text file | 0000831641-25-000019.txt |  | 8378490

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
7 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20250330.xsd | EX-101.SCH | 58544
8 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20250330_cal.xml | EX-101.CAL | 87779
9 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20250330_def.xml | EX-101.DEF | 237548
10 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20250330_lab.xml | EX-101.LAB | 703553
11 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20250330_pre.xml | EX-101.PRE | 483212
97 | EXTRACTED XBRL INSTANCE DOCUMENT | ttek-20250330_htm.xml | XML | 1174416

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.: 25926899
SIC: 8711 Services-Engineering Services
(CF Office: 07 Trade & Services)