Massachusetts
Division of Professional Licensure
GREGORY J. ZERO
Sheet Metal Workers
License number
6550
Date granted
02/01/2011
Date expires
12/28/2014
Class
Sheet Metal Workers
Status
Current
licensingma.org
ID 3791116
LAST UPDATED 2026-04-08 08:07:27 UTC
LAST UPDATED 2026-04-08 08:07:27 UTC
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