Massachusetts
Division of Professional Licensure
DAVID J. TSIAKOS
Drinking Water Supply Facility Operator
License number
23200
Date granted
02/04/2011
Date expires
12/31/2013
Class
Drinking Water Supply Facility Operator
Status
Licensed
licensingma.org
ID 3163851
LAST UPDATED 2026-05-04 23:57:51 UTC
LAST UPDATED 2026-05-04 23:57:51 UTC
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