Massachusetts
Division of Professional Licensure
RONALD G. DEMAIO
Electrical, Fire and Security Business
License number
16170
Date granted
06/25/1990
Date expires
07/31/2016
Class
Electrical, Fire and Security Business
Status
Current
licensingma.org
ID 3186980
LAST UPDATED 2026-06-13 21:47:47 UTC
LAST UPDATED 2026-06-13 21:47:47 UTC
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