License holder summary

STREFF, DUANE A is a High Pressure Piping - Hpp Journeyman Pipefitter licensed to practice in Minnesota. The address on file for STREFF, DUANE A is 1007 N 9TH AVE, PRINCETON , MN 55371. This licensed professional license is current. The license was granted 04/09/1991 and expired on 12/31/2015.

Minnesota

Department of Labor and Industry

STREFF, DUANE A
High Pressure Piping - Hpp Journeyman Pipefitter
License number
HJ036823
Date granted
04/09/1991
Date expires
12/31/2015
Class
High Pressure Piping - Hpp Journeyman Pipefitter
Status
Issued
Address
1007 N 9TH AVE, PRINCETON , MN 55371
mnlicensing.org
ID 22404414
LAST UPDATED 2026-05-23 02:50:39 UTC

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