Updated: Jun 01, 2026
Location and Projects
Address
19 JOHNSON ST, Ashland, MA, 01721
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John J Walenski Construction
John J Walenski, 19 Johnson St, Ashland, MA (Owned by: Robert Walenski) holds a Building Licenses, Construction Supervisor license and 2 other licenses according to the Massachusetts license board.
Their BuildZoom score of 91 ranks in the top 37% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John J Walenski, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John J Walenski Services
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John J Walenski Contact Information
Phone Number: (774) 238-9051
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Address: 19 JOHNSON ST, Ashland, MA 01721
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This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
$900
Permit #:
R-10-0182
Status:
complete
Fee:
$50
Permit Type:
Other
Building Type:
N/A
No Description Available
Valuation:
$7,500
Permit #:
R-10-1143
Status:
complete
Fee:
$70
Permit Type:
Alterations
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
John J Walenski License info
Verified License
| License # | CS-102240 |
| 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 John J Walenski at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 163031 |
| 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 John J Walenski at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 178393 |
| 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 John J Walenski at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
John J Walenski Employees
JW
John Walenski
Owner
RW
Robert Walenski
Owner