0001047469-06-014392 FWP 1 20061121 20061121 Willdan Group, Inc. 0001370450 8711 141951112 DE 1231 FWP 34 333-136444 061231457 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 800-424-9144 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 Willdan Group, Inc. 0001370450 8711 141951112 DE 1231 FWP 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 800-424-9144 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 FWP 1 a2174805zfwp.htm FWP