Minnesota
Department of Labor and Industry
OLSON, PHILIP W
Plumbing - Backflow Prevention Rebuilder
License number
BF060847
Date granted
01/21/1997
Date expires
12/31/2014
Class
Plumbing - Backflow Prevention Rebuilder
Status
Issued
Address
16376 230TH AVE NW, ELK RIVER , MN 55330
mnlicensing.org
ID 22412366
LAST UPDATED 2026-05-21 08:16:57 UTC
LAST UPDATED 2026-05-21 08:16:57 UTC
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