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Willdan Group, Inc.

SIC 8711 · Services-Engineering Services
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$WLDN

Willdan Group, Inc.

CIK:0001370450|SEC Filings

PLANS OF ORGANIZATION

EX-2.1
wldn-20250404xex2d1.htm
2025-05-09T00:00:00Z
EX-2.1
wldn-20190927ex21c5cc644.htm
2019-11-01T00:00:00Z
EX-2.2
wldn-20190927ex22c8243b8.htm
2019-11-01T00:00:00Z
EX-2.4
wldn-20161230ex24c6e6a95.htm
2017-03-10T00:00:00Z
EX-2.1
wldn-20160930ex21e696de1.htm
2016-11-03T00:00:00Z
EX-2.3
wldn-20160101ex233004b15.htm
2016-03-16T00:00:00Z
EX-2.1
tm2625947d1_ex2-1.htm
2026-09-23T00:00:00Z
EX-2.2
wldn-20260403xex2d2.htm
2026-05-08T00:00:00Z
EX-2.1
a18-27108_3ex2d1.htm
2018-10-03T00:00:00Z
EX-2.1
a17-18700_1ex2d1.htm
2017-08-03T00:00:00Z
EX-2.1
a15-2788_1ex2d1.htm
2015-01-21T00:00:00Z
EX-2.2
a15-2788_1ex2d2.htm
2015-01-21T00:00:00Z
EX-2.01
a08-16253_1ex2d01.htm
2008-06-09T00:00:00Z