Updated: Jun 07, 2026
Location and Projects
Address
29 GREEN ST, Westport, MA, 02790
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John C Greenwood Construction
John C Greenwood, 29 Green St, Westport, MA (Owned by: John Greenwood) 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 C Greenwood, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John C Greenwood Services
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John C Greenwood Contact Information
Phone Number: (508) 991-9427
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Address: 29 GREEN ST, Westport, MA 02790
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove existing roof replace with a new gable roof. replace existing front wall of house with new 2x6 wall. new windows & doors in front wall w proper headers bring wiring to code
Valuation:
$94,500
Permit #:
R-15-0604
Status:
issued
Fee:
$985
Permit Type:
Existing building...
Building Type:
N/A
Repair insulation & plaster on front wall paint
Valuation:
$6,000
Permit #:
151022
Status:
issued
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Remove & replace porch ceiling boards & insulation
Valuation:
$7,000
Permit #:
C-15-0561
Status:
issued
Fee:
$190
Permit Type:
Repair
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
John C Greenwood License info
Verified License
| License # | CS-103191 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for John C Greenwood at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 166169 |
| 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 C Greenwood 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 # | CS-103191 |
| Status | Inactive |
| State | Massachusetts |
| Type | Construction Supervisor |
- 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 John C Greenwood at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
John C Greenwood Employees
JG
John Greenwood
Owner