Wisconsin
Department of Safety and Professional Services
O'Brien, Troy W
Professional Engineer
License number
39155-6
Date granted
08/06/2007
Date expires
07/31/2010
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35558036
LAST UPDATED 2026-06-15 05:41:32 UTC
LAST UPDATED 2026-06-15 05:41:32 UTC
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