License holder summary

John D Helenthal is a Plumbing - Master licensed to practice in Iowa. This licensed professional license is current. The license was granted 11/20/2011 and expired on 11/20/2014.

Iowa

Professional Licensing Bureau

John D Helenthal
Plumbing - Master
License number
12112
Date granted
11/20/2011
Date expires
11/20/2014
Class
Plumbing - Master
Status
Active
iowalicenses.org
ID 24084135
LAST UPDATED 2026-08-06 07:14:00 UTC

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