Updated: May 18, 2026
Location
Address
728 Broadway #402, Saugus, MA, 01906
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Mark S Costello Construction
Mark S Costello, 728 Broadway, Saugus, MA (Owned by: Carlos Santos Junior) holds a Home Improvement Contractor license and 3 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 Mark S Costello, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mark S Costello Services
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Mark S Costello Contact Information
Phone Number: (978) 327-4835
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Address: 728 Broadway #402, Saugus, MA 01906
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Verified License
BuildZoom confirmed this contractor's license
Mark S Costello License info
Verified License
| License # | 210331 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 11-16-2025 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mark S Costello at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 210331 |
| Status | Active |
| City | Newton |
| Type | Building Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Mark S Costello with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 210331 |
| Status | Active |
| City | Newton |
| Type | Residential Builder |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Mark S Costello with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CSFA-066311 |
| Status | Inactive |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor 1 & 2 Family |
- According to the Massachusetts Department of Public Safety, 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 Mark S Costello at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Mark S Costello Employees
CS
Carlos Santos
Owner
CJ
Carlos Santos Junior
Owner
MC
Mark S Costello
Owner