Wisconsin
Department of Safety and Professional Services
Showalter, John H
Professional Engineer
License number
28844-6
Date granted
08/14/1992
Date expires
07/31/2016
Class
Professional Engineer
Status
Active
wisconsinengineering.org
ID 35547764
LAST UPDATED 2026-06-30 22:10:14 UTC
LAST UPDATED 2026-06-30 22:10:14 UTC
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