License holder summary

WILLIAM L. DIEFENBACH is a Architects Board - Arc.Architect licensed to practice in Ohio. The address on file for WILLIAM L. DIEFENBACH is SMITHGROUP, 301 BATTERY STREET, SAN FRANCISCO, CA 94111.

Ohio

Board of Licensing

WILLIAM L. DIEFENBACH
Architects Board - Arc.Architect
License number
ARC.9410649
Date expires
12/31/2015
Class
Architects Board - Arc.Architect
Status
Inactive
Address
SMITHGROUP, 301 BATTERY STREET, SAN FRANCISCO, CA 94111
ohiolicensing.org
ID 28629222
LAST UPDATED 2026-04-09 00:01:10 UTC

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