Wisconsin
Department of Safety and Professional Services
Janzen, Ronnie K
Professional Engineer
License number
36687-6
Date granted
02/12/2004
Date expires
07/31/2014
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12602129
LAST UPDATED 2026-06-12 20:24:36 UTC
LAST UPDATED 2026-06-12 20:24:36 UTC
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