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Office of Public Safety and Inspections (OPSI) Licensing

Information on getting a first-time license or license renewal

Steps for obtaining or renewing your construction supervisor, hoisting, hydraulic, refrigeration and construction related licenses.

Contact Information


1000 Washington St, Suite 710, Boston, MA 02118
Tewksbury Office, Tewksbury Hospital - Old Anne Sullivan Building
365 East Street , Tewksbury, MA 01876
Springfield Office
One Armory Square , Building 15, 2nd Floor, Springfield, MA 01102


For any and all matters involving licensing, please contact the Boston Office

The Tewksbury Office does not deal with any questions or inquires regarding licensing. For such matters, please contact the Boston Office


If looking for a status update on a license renewal, please put your full OPSI license number, including prefix, in the subject line. Email Office of Public Safety and Inspections at OPSI-info@mass.gov