Updated: May 24, 2026
Location and Projects
Address
331 RTE 137, Harwich, MA, 02645
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Sean C Lydon Construction
Sean C Lydon, 331 Rte, Harwich, MA (Employees: Sean Lydon and Sean T Lydon) holds a Home Improvement Contractor license and 3 other licenses according to the Massachusetts 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 Sean C Lydon, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sean C Lydon Services
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Sean C Lydon Contact Information
Phone Number: (508) 240-4608
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Address: 331 RTE 137, Harwich, MA 02645
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Sean C Lydon Harwich
Quality
90
47th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sean C Lydon has a BuildZoom score of 90, which places them above 47% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2023 |
Our building permit records indicate that Sean C Lydon has worked on at least
1.0 project over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$20k-$50k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Second floor bathroom remodel
Valuation:
$40,000
Permit #:
B-23-731
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To construct an addition to the right side of the existing structure that will include a master bedroom on the main level and a bedroom in the basement
Valuation:
$95,000
Permit #:
R-16-0868
Status:
issued
Fee:
$1,040
Permit Type:
Addition
Building Type:
N/A
Replace sliding glass door and front window on house (no structural changes like for like)
Valuation:
$1,500
Permit #:
R-21-1415
Status:
issued
Fee:
$25
Permit Type:
Repair(s)
Building Type:
N/A
Remodel kitchen and bathroom
Valuation:
$25,000
Permit #:
SF497685
Status:
complete
Fee:
$270
Permit Type:
N/A
Building Type:
1-3fam
Replace 18"x24 sign - to correct violation #v97144
Valuation:
$300
Permit #:
SF113643
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
Commercial
Repairs to front porch
Valuation:
$2,000
Permit #:
SF35183
Status:
complete
Fee:
$40
Permit Type:
N/A
Building Type:
1-3fam
Repairs to patio and walkway
Valuation:
$2,000
Permit #:
SF172691
Status:
complete
Fee:
$40
Permit Type:
N/A
Building Type:
1-3fam
Remove non-load bearing wall
Valuation:
$600
Permit #:
BP-2014-1334
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
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Sean C Lydon Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Sean C Lydon License info
Verified License
| License # | 145157 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Sean C Lydon at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BO-1326 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Building Official Certification, Ma Building Commissioner |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sean C Lydon at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CS-073409 |
| 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 Sean C Lydon at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 229363 |
| Status | Active |
| City | Newton |
| Type | Residential Builder |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Sean C Lydon with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
6
Permits
- Building permit records show that Sean C Lydon has worked on 6 permitted projects.
Sean C Lydon Employees
SL
Sean C Lydon
Owner
SL
Sean Lydon
Owner
SL
Sean T Lydon
Responsible Person