Massachusetts
Division of Professional Licensure
WILLIAM B. COSTELLO
Electrician
License number
12691
Date granted
01/25/2008
Date expires
07/31/2016
Class
Electrician
Status
Current
licensingma.org
ID 3297239
LAST UPDATED 2026-05-16 11:42:57 UTC
LAST UPDATED 2026-05-16 11:42:57 UTC
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