Massachusetts
Division of Professional Licensure
RONALD L. SINGER
Plumber
License number
9601
Date expires
05/01/2014
Class
Plumber
Status
Current
licensingma.org
ID 3572601
LAST UPDATED 2026-04-16 16:20:10 UTC
LAST UPDATED 2026-04-16 16:20:10 UTC
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