Updated: Apr 05, 2026
Location and Projects
Address
14 WALNUT ST, Milford, CT, 06460
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Mark Gannon Construction
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
If you are thinking of hiring Mark Gannon, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mark Gannon Services
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Mark Gannon Contact Information
Address: 14 WALNUT ST, Milford, CT 06460
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Repair main leak
Valuation:
N/A
Permit #:
RO-20-0333
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hot tub on patio ca 11949 issued 7/21/2016 zoning determination: not req'd
Valuation:
$3,000
Permit #:
B-16-68772
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electric for hot tub on patio
Valuation:
$1,000
Permit #:
E-16-37040
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
20x26 detached garage
Valuation:
N/A
Permit #:
Z-2005-10449
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Strip and reroof
Valuation:
N/A
Permit #:
B-08-58511
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Mark Gannon License info
License Not Verified
| License # | HIC.0700022 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2026. Check the current license status of Mark Gannon with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HIC.0671427 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2024. Check the current license status of Mark Gannon with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HIC.0658300 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
- When BuildZoom last verified this license, it had an expiration date of November, 2020. Check the current license status of Mark Gannon with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0582189 |
| 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 Mark Gannon at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Mark Gannon Employees
MG
Mark Gannon