Minnesota
Department of Labor and Industry
MERTENS, MICHAEL J
Boiler - 1 St Class A Engineer
License number
1A045101
Date granted
06/08/2006
Date expires
06/30/2016
Class
Boiler - 1 St Class A Engineer
Status
Issued
Address
437 4TH AVE SW, PERHAM , MN 56573
mnlicensing.org
ID 21830561
LAST UPDATED 2026-05-11 16:15:14 UTC
LAST UPDATED 2026-05-11 16:15:14 UTC
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