Wisconsin
Department of Safety and Professional Services
Johnson, Mark O
Designer Of Engineering Systems
License number
1154-7
Date granted
07/15/1993
Date expires
01/31/2014
Class
Designer Of Engineering Systems
Status
wisconsinlicensing.org
ID 12605996
LAST UPDATED 2026-04-05 04:53:37 UTC
LAST UPDATED 2026-04-05 04:53:37 UTC
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