Updated: May 19, 2026
Location
Address
34 MONTROSE ST, Somerville, MA, 02143
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Gerald J. Sadkowski Construction
Gerald J. Sadkowski, 34 Montrose St, Somerville, MA holds a Building Licenses, Construction Supervisor license and 5 other licenses according to the Massachusetts license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Gerald J. Sadkowski, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Gerald J. Sadkowski Contact Information
Address: 34 MONTROSE ST, Somerville, MA 02143
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Verified License
BuildZoom confirmed this contractor's license
Gerald J. Sadkowski License info
Verified License
| License # | CS-075959 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Gerald J. Sadkowski at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 12313 |
| Status | Active |
| State | Massachusetts |
| Type | Electrician |
- BuildZoom has not verified this license since June, 2025.
Verify this license's status for Gerald J. Sadkowski at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 12313 |
| Status | Active |
| State | Massachusetts |
| Type | Master Electrician |
- When BuildZoom last verified this license, it had an expiration date of July, 2016. Check the current license status of Gerald J. Sadkowski with the Massachusetts Department of Consumer Affairs and Business Regulation
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 12313 |
| Status | Active |
| State | Massachusetts |
| Type | Master Electrician |
- When BuildZoom last verified this license, it had an expiration date of July, 2016. Check the current license status of Gerald J. Sadkowski with the Massachusetts Department of Consumer Affairs and Business Regulation
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 24120 |
| Status | Active |
| State | Massachusetts |
- When BuildZoom last verified this license, it had an expiration date of July, 2016. Check the current license status of Gerald J. Sadkowski with the Massachusetts Department of Consumer Affairs and Business Regulation
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 000024120 |
| Status | Inactive |
| City | Newton |
| Type | Electrical Contractor |
- According to the City of Newton Massachusetts, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Gerald J. Sadkowski at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Gerald J. Sadkowski Employees
GS
Gerald J. Sadkowski