License holder summary

KARL R. SONNENBERG is a Architects Board - Arc.Architect licensed to practice in Ohio. The address on file for KARL R. SONNENBERG is ZIMMER GUNSUL FRASCA ARCHITECTS LLP, 1223 SW WASHINGTON STREET, SUITE 200, PORTLAND, OR 97205.

Ohio

Board of Licensing

KARL R. SONNENBERG
Architects Board - Arc.Architect
License number
ARC.0213185
Date expires
12/31/2017
Class
Architects Board - Arc.Architect
Status
Active
Address
ZIMMER GUNSUL FRASCA ARCHITECTS LLP, 1223 SW WASHINGTON STREET, SUITE 200, PORTLAND, OR 97205
ohiolicensing.org
ID 28616840
LAST UPDATED 2026-03-29 22:02:43 UTC

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