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)