License holder summary

KOELLN, MARTIN J is a Boiler - Special Engineer licensed to practice in Minnesota. The address on file for KOELLN, MARTIN J is 507 SIBLEY AVE S, LITCHFIELD , MN 55355. This licensed professional license is current. The license was granted 04/05/2000 and expired on 04/30/2016.

Minnesota

Department of Labor and Industry

KOELLN, MARTIN J
Boiler - Special Engineer
License number
SP031413
Date granted
04/05/2000
Date expires
04/30/2016
Class
Boiler - Special Engineer
Status
Issued
Address
507 SIBLEY AVE S, LITCHFIELD , MN 55355
mnlicensing.org
ID 21928827
LAST UPDATED 2026-05-01 05:59:09 UTC

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