Wisconsin
Department of Safety and Professional Services
Duncan, Allen B
Professional Engineer
License number
32111-6
Date granted
04/18/1997
Date expires
07/31/2016
Class
Professional Engineer
Status
Active
wisconsinengineering.org
ID 35551007
LAST UPDATED 2026-06-13 13:28:40 UTC
LAST UPDATED 2026-06-13 13:28:40 UTC
This website is unaffiliated with the Department of Safety and Professional Services. Please verify all information directly with the relevant official government authority.