Location
Keystone Construction
Keystone Construction at 35 OAK ST, Clinton, MA 01510, held a General Contractor license (#128074) with the Massachusetts contractors license board with an expiration date of 02-21-2007. We last verified the license was expired on 09-19-2025.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 139,240 Massachusetts contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Keystone Construction Services
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Keystone Construction License info
Inactive License
| License # | 128074 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, 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 Keystone Construction at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Keystone Construction, click “This is My Business” to update your information.