Wisconsin
Department of Safety and Professional Services
Lett, Darren J
Professional Engineer
License number
28045-6
Date granted
08/09/1991
Date expires
07/31/2014
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12592404
LAST UPDATED 2026-07-10 13:14:40 UTC
LAST UPDATED 2026-07-10 13:14:40 UTC
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