Massachusetts
Division of Professional Licensure
CHRISTOPHER J. OCONNOR
Plumber
License number
31747
Date granted
06/06/2009
Date expires
05/01/2014
Class
Plumber
Status
Current
licensingma.org
ID 3581648
LAST UPDATED 2026-03-26 18:42:42 UTC
LAST UPDATED 2026-03-26 18:42:42 UTC
This website is unaffiliated with the Division of Professional Licensure. Please verify all information directly with the relevant official government authority.