# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001558370-25-005014
Filing Date
2025-04-18
Accepted
2025-04-18 16:09:23
Documents
49
Period of Report
2025-06-12

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | wldn-20250612xdef14a.htm iXBRL | DEF 14A | 2421479
2 | GRAPHIC | wldn-20250612xdef14a_a002.jpg | GRAPHIC | 7158
3 | GRAPHIC | wldn-20250612xdef14a_a003.jpg | GRAPHIC | 84080
4 | GRAPHIC | wldn-20250612xdef14a_a004.jpg | GRAPHIC | 5035
5 | GRAPHIC | wldn-20250612xdef14a_a005.jpg | GRAPHIC | 15241
6 | GRAPHIC | wldn-20250612xdef14a_a006.jpg | GRAPHIC | 2447
7 | GRAPHIC | wldn-20250612xdef14a_a007.jpg | GRAPHIC | 4152
8 | GRAPHIC | wldn-20250612xdef14a_a008.jpg | GRAPHIC | 2378
9 | GRAPHIC | wldn-20250612xdef14a_a009.jpg | GRAPHIC | 101316
10 | GRAPHIC | wldn-20250612xdef14a_a010.jpg | GRAPHIC | 53392
11 | GRAPHIC | wldn-20250612xdef14a_a011.jpg | GRAPHIC | 1467
12 | GRAPHIC | wldn-20250612xdef14a_a012.jpg | GRAPHIC | 1524
13 | GRAPHIC | wldn-20250612xdef14a_a013.jpg | GRAPHIC | 1465
14 | GRAPHIC | wldn-20250612xdef14a_a014.gif | GRAPHIC | 516
15 | GRAPHIC | wldn-20250612xdef14a_a021.jpg | GRAPHIC | 1478
16 | GRAPHIC | wldn-20250612xdef14a_a022.jpg | GRAPHIC | 1484
17 | GRAPHIC | wldn-20250612xdef14a_a029.jpg | GRAPHIC | 131157
18 | GRAPHIC | wldn-20250612xdef14a_a030.jpg | GRAPHIC | 23818
19 | GRAPHIC | wldn-20250612xdef14a_a031.jpg | GRAPHIC | 35928
20 | GRAPHIC | wldn-20250612xdef14a_a032.jpg | GRAPHIC | 8165
21 | GRAPHIC | wldn-20250612xdef14a_a033.jpg | GRAPHIC | 8965
22 | GRAPHIC | wldn-20250612xdef14a_a034.jpg | GRAPHIC | 7984
23 | GRAPHIC | wldn-20250612xdef14a_a035.jpg | GRAPHIC | 7750
24 | GRAPHIC | wldn-20250612xdef14a_a036.jpg | GRAPHIC | 7405
25 | GRAPHIC | wldn-20250612xdef14a_a037.jpg | GRAPHIC | 8517
26 | GRAPHIC | wldn-20250612xdef14a_a038.jpg | GRAPHIC | 10590
27 | GRAPHIC | wldn-20250612xdef14a_a039.jpg | GRAPHIC | 40394
28 | GRAPHIC | wldn-20250612xdef14a_a040.jpg | GRAPHIC | 17613
29 | GRAPHIC | wldn-20250612xdef14a_a041.jpg | GRAPHIC | 18498
30 | GRAPHIC | wldn-20250612xdef14a_a042.jpg | GRAPHIC | 47344
31 | GRAPHIC | wldn-20250612xdef14a_a043.jpg | GRAPHIC | 42557
32 | GRAPHIC | wldn-20250612xdef14a_a044.jpg | GRAPHIC | 42103
33 | GRAPHIC | wldn-20250612xdef14a_bg001.jpg | GRAPHIC | 205194
34 | GRAPHIC | wldn-20250612xdef14a_bg002.jpg | GRAPHIC | 179824
| Complete submission text file | 0001558370-25-005014.txt |  | 6277779

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
35 | EX-101.SCH | wldn-20250612.xsd | EX-101.SCH | 4286
36 | EX-101.DEF | wldn-20250612_def.xml | EX-101.DEF | 2846
37 | EX-101.LAB | wldn-20250612_lab.xml | EX-101.LAB | 3659
38 | EX-101.PRE | wldn-20250612_pre.xml | EX-101.PRE | 3927
51 | EXTRACTED XBRL INSTANCE DOCUMENT | wldn-20250612xdef14a_htm.xml | XML | 238252

Mailing Address 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806
Business Address 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 800-424-9144
Willdan Group, Inc. (Filer) CIK: 0001370450 (see all company filings)

EIN.: 141951112 | State of Incorp.: DE | Fiscal Year End: 0102
Type: DEF 14A | Act: 34 | File No.: 001-33076 | Film No.: 25850509
SIC: 8711 Services-Engineering Services
(CF Office: 07 Trade & Services)