Massachusetts
Division of Professional Licensure
JOHN J. MALLIN
Drinking Water Supply Facility Operator
License number
22167
Date granted
08/01/2008
Date expires
12/31/2013
Class
Drinking Water Supply Facility Operator
Status
Licensed
licensingma.org
ID 3156410
LAST UPDATED 2026-04-04 19:37:12 UTC
LAST UPDATED 2026-04-04 19:37:12 UTC
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