License holder summary

Ruppenthal, John E is a Professional Engineer licensed to practice in Wisconsin. This engineer license is not current. The license was granted 04/26/1967 and expired on 07/31/1994.

Wisconsin

Department of Safety and Professional Services

Ruppenthal, John E
Professional Engineer
License number
10139-6
Date granted
04/26/1967
Date expires
07/31/1994
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12572734
LAST UPDATED 2026-06-15 23:18:45 UTC

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