Massachusetts
Division of Professional Licensure
JOHN W. MARTENS
Sheet Metal Workers
License number
9883
Date granted
04/12/2011
Date expires
05/28/2014
Class
Sheet Metal Workers
Status
Current
licensingma.org
ID 3808272
LAST UPDATED 2024-01-31 23:34:25 UTC
LAST UPDATED 2024-01-31 23:34:25 UTC
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