Updated: May 24, 2026
Location and Projects
Address
7 Sachem Ave, Worcester, MA, 01606
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John J Carlson Construction
John J Carlson, 7 Sachem Ave, Worcester, MA (Owned by: John Carlson) holds a Building Licenses, Construction Supervisor license and 1 other license 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 Carlson, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John J Carlson Services
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John J Carlson Contact Information
Phone Number: (774) 437-0073
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Address: 7 Sachem Ave, Worcester, MA 01606
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install 8 x 10 wood construction utility shed on property for purpose of storage. shed will be 18 from rear property line and 5 from left side property line to the left and rear of garage
Valuation:
$2,100
Permit #:
R-18-1147
Status:
complete
Fee:
$70
Permit Type:
Shed
Building Type:
N/A
No Description Available
Valuation:
$300
Permit #:
E-22-10143
Status:
complete
Fee:
N/A
Permit Type:
Renovation/basic ...
Building Type:
N/A
13x24 deck
Valuation:
$2,000
Permit #:
8484
Status:
complete
Fee:
$16
Permit Type:
Addition
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
John J Carlson License info
Verified License
| License # | CS-106138 |
| 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 Carlson at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 189375 |
| 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 Carlson 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 Carlson Employees
JC
John Carlson
Owner
JC
John J Carlson
Owner