0001047469-06-011904 S-1/A 8 20060919 20060919 Willdan Group, Inc. 0001370450 8711 141951112 DE 1231 S-1/A 33 333-136444 061098378 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 800-424-9144 2401 EAST KATELLA AVENUE, SUITE 300 ANAHEIM CA 92806 S-1/A 1 a2173104zs-1a.htm FORM S-1/A EX-1.1 2 a2173104zex-1_1.htm EXHIBIT 1.1 EX-4.1 3 a2173104zex-4_1.htm EXHIBIT 4.1 EX-5.1 4 a2173104zex-5_1.htm EXHIBIT 5.1 EX-10.19 5 a2173104zex-10_19.htm EXHIBIT 10.19 EX-10.20 6 a2173104zex-10_20.htm EXHIBIT 10.20 EX-23.2 7 a2173104zex-23_2.htm EXHIBIT 23.2 GRAPHIC 9 g875318.jpg G875318.JPG