Wisconsin
Department of Safety and Professional Services
Langer, Mark E
Professional Engineer
License number
42496-6
Date granted
06/27/2012
Date expires
07/31/2014
Class
Professional Engineer
Status
Active
wisconsinengineering.org
ID 13790464
LAST UPDATED 2026-07-10 12:00:45 UTC
LAST UPDATED 2026-07-10 12:00:45 UTC
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