Massachusetts
Division of Professional Licensure
HOLBERT B. JANTZEN
Sheet Metal Workers
License number
3582
Date granted
10/05/2010
Date expires
11/28/2015
Class
Sheet Metal Workers
Status
Licensed
licensingma.org
ID 3808759
LAST UPDATED 2026-05-26 19:29:53 UTC
LAST UPDATED 2026-05-26 19:29:53 UTC
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