Minnesota
Department of Labor and Industry
FRENNING, DAVID W
Boiler - Special Engineer
License number
SP022521
Date granted
08/25/1999
Date expires
09/30/2015
Class
Boiler - Special Engineer
Status
Issued
Address
2549 CORNELIA TRL UNIT K, WOODBURY , MN 55125
mnlicensing.org
ID 21918322
LAST UPDATED 2026-04-18 15:27:55 UTC
LAST UPDATED 2026-04-18 15:27:55 UTC
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