0001079973-09-000123 4 1 20090130 20090203 20090203 WELCH DAVID E 0001221298 4 34 001-32566 09565290 3032792002 1729 EAST OTERO AVE CENTENNIAL CO 80122 PepperBall Technologies, Inc. 0001216199 3480 201978398 CO 1231 6142 NANCY RIDGE DRIVE SUITE 101 SAN DIEGO CA 92121 858-638-0236 6142 NANCY RIDGE DRIVE SUITE 101 SAN DIEGO CA 92121 Security With Advanced Technology, Inc. 20061010 A4S SECURITY, INC. 20050602 A4S TECHNOLOGIES INC 20030128 4 1 pbal_welch4ex.xml