# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000831641-24-000063
Filing Date
2024-11-19
Accepted
2024-11-19 16:11:47
Documents
145
Period of Report
2024-09-29

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | ttek-20240929.htm iXBRL | 10-K | 2534878
2 | EX-4.3 | ttekex43q424.htm | EX-4.3 | 32596
3 | EX-19.1 | ttekex191q42024.htm | EX-19.1 | 32940
4 | EX-19.2 | ttekex192q42024.htm | EX-19.2 | 42509
5 | EX-21 | ttek-ex21q42024.htm | EX-21 | 19826
6 | EX-23 | ttek-ex23q42024.htm | EX-23 | 2786
7 | EX-31.1 | ttek-ex311q42024.htm | EX-31.1 | 8947
8 | EX-31.2 | ttek-ex312q42024.htm | EX-31.2 | 8946
9 | EX-32.1 | ttek-ex321q42024.htm | EX-32.1 | 5136
10 | EX-32.2 | ttek-ex322q42024.htm | EX-32.2 | 5126
11 | EX-95 | ttek-ex95q42024.htm | EX-95 | 16071
12 | EX-97.1 | ttekex971q42024.htm | EX-97.1 | 37464
18 |  | image_0a.jpg | GRAPHIC | 121341
19 |  | image_2a.jpg | GRAPHIC | 93149
20 |  | image_3.jpg | GRAPHIC | 264
21 |  | ttek-20240929_g1.jpg | GRAPHIC | 89094
| Complete submission text file | 0000831641-24-000063.txt |  | 14275409

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
13 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20240929.xsd | EX-101.SCH | 90358
14 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20240929_cal.xml | EX-101.CAL | 152006
15 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20240929_def.xml | EX-101.DEF | 415549
16 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20240929_lab.xml | EX-101.LAB | 1097768
17 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20240929_pre.xml | EX-101.PRE | 797897
148 | EXTRACTED XBRL INSTANCE DOCUMENT | ttek-20240929_htm.xml | XML | 2069391

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: 0929
Type: 10-K | Act: 34 | File No.: 000-19655 | Film No.: 241476197
SIC: 8711 Services-Engineering Services
(CF Office: 07 Trade & Services)