Wisconsin
Department of Safety and Professional Services
Steffen, Roger
Professional Engineer
License number
11855-6
Date granted
04/17/1970
Date expires
07/31/1994
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12574209
LAST UPDATED 2026-06-20 23:47:43 UTC
LAST UPDATED 2026-06-20 23:47:43 UTC
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