Massachusetts
Board of Regulations and Standards
RONALD J MATTOS
Engineering Licenses - Oil Burner Technician Certificate
License number
BU-059543
Date expires
09/25/2017
Class
Engineering Licenses - Oil Burner Technician Certificate
Status
Active
Address
massbuilding.org
ID 42454982
LAST UPDATED 2026-03-09 22:18:14 UTC
LAST UPDATED 2026-03-09 22:18:14 UTC
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