Updated: Jun 03, 2026
Location and Projects
Address
49 BUTTERFIELD RD, Newtown, CT, 06470
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William Mangold Construction LLC
William Mangold Construction LLC, 49 Butterfield Rd, Newtown, CT holds a Home Improvement Contractor license and 1 other license according to the Connecticut 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 William Mangold Construction LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William Mangold Construction LLC Services
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William Mangold Construction LLC Contact Information
Address: 49 BUTTERFIELD RD, Newtown, CT 06470
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Building Permits by William Mangold Construction LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove existing deck construct new 14 x 28 deck on new piers and girder
Valuation:
N/A
Permit #:
B-19-391
Status:
complete
Fee:
N/A
Permit Type:
Deck - replacement
Building Type:
N/A
New single family dwelling - 4 bedrooms 2 full bathrooms 2 half bathrooms 3 car attached garage 14 x 24 rear deck bonus room above garage unfinished basement
Valuation:
N/A
Permit #:
B-02-364
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
New single family dwelling - 4 bedrooms 2 full bathrooms 2 half bathrooms 3 car attached garage 14 x 24 rear deck bonus room above garage unfinished basement
Valuation:
N/A
Permit #:
B-02-365
Status:
complete
Fee:
N/A
Permit Type:
Foundation
Building Type:
N/A
New single family dwelling - 4 bedrooms 3-1/2 bathrooms 3 car attached garage 16 x 28 rear deck unfinished basement
Valuation:
N/A
Permit #:
B-03-570
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
New single family dwelling - 4 bedrooms 3-1/2 bathrooms 3 car attached garage 16 x 28 rear deck unfinished basement
Valuation:
N/A
Permit #:
B-03-568
Status:
complete
Fee:
N/A
Permit Type:
Foundation
Building Type:
N/A
Convert garage bay into bedroom with full bathroom - no footprint change
Valuation:
N/A
Permit #:
B-03-475
Status:
complete
Fee:
N/A
Permit Type:
Alteration - resi...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
William Mangold Construction LLC License info
Verified License
| License # | HIC.0701119 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for William Mangold Construction LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0561880 |
| Status | Inactive |
| State | Connecticut |
| Type | Home Improvement Contractor |
- According to the Connecticut Department of Consumer Protection, 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 William Mangold Construction LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.