Minnesota
Department of Labor and Industry
HARTERT, DENNY J
Plumbing - Restricted Master Plumber
License number
MR070067
Date granted
12/03/2007
Date expires
12/31/2014
Class
Plumbing - Restricted Master Plumber
Status
Issued
Address
PO BOX 24, KELLOGG , MN 55945
mnlicensing.org
ID 22685189
LAST UPDATED 2026-04-04 07:13:50 UTC
LAST UPDATED 2026-04-04 07:13:50 UTC
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