Entity Information

#	#

Economic entity name	Willdan Group, Inc.
CIK	0001370450
Accession number	0001558370-17-001619
Generator	Merrill
SEC filing page	http://www.sec.gov/Archives/edgar/data/1370450/000155837017001619/0001558370-17-001619-index.htm
XBRL Instance	http://www.sec.gov/Archives/edgar/data/1370450/000155837017001619/wldn-20161230.xml
XBRL Cloud Viewer	https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/1370450/000155837017001619/wldn-20161230.xml