Massachusetts
Division of Professional Licensure
WILLIAM J. GRZYWNA
Plumber
License number
35559
Date granted
05/18/2012
Date expires
05/01/2014
Class
Plumber
Status
Current
licensingma.org
ID 3556405
LAST UPDATED 2026-06-09 16:56:09 UTC
LAST UPDATED 2026-06-09 16:56:09 UTC
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