License holder summary

Sean Liam O'Callaghan is a Building Licenses - Construction Supervisor licensed to practice in Massachusetts.

Massachusetts

Board of Regulations and Standards

Sean Liam O'Callaghan
Building Licenses - Construction Supervisor
License number
CS-094202
Date expires
06/08/2018
Class
Building Licenses - Construction Supervisor
Status
Active
Address
massbuilding.org
ID 41714883
LAST UPDATED 2026-04-12 21:41:37 UTC

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