Updated: Dec 09, 2025
Location and Projects
Address
10 Captain Jack Rd, Harwich, MA, 02645
Use our bidding system to
request a quote
Sean P McMahon Plumber
Their BuildZoom score of 93 ranks in the top 27% of 139,240 Massachusetts licensed contractors.
If you are thinking of hiring Sean P McMahon, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Sean P McMahon Contact Information
Phone Number: (774) 207-7810
Address: 10 Captain Jack Rd, Harwich, MA 02645
Sean P McMahon Harwich
Quality
93
73rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sean P McMahon has a BuildZoom score of 93, which places them above 73% of 139,240 contractors in Massachusetts.
Activity
|
10 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Sean P McMahon has worked on at least
11.0 projects 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.
Experience
|
11 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Sean P McMahon mostly works on
plumbing project
projects.
Pricing
|
9 projects
|
< $5k |
|
1 project
|
$5k-$20k |
The typical size of their permits is approximately $2,500. This graph shows the distribution of these job values.
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.
Nipple through the wall was leaking. national grid locked out the meter. replaced nipple and pressure tested
Valuation:
$600
Permit #:
GP-24-514
Status:
complete
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Natural gas water heater replacement
Valuation:
$2,500
Permit #:
PP-24-434
Status:
complete
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Natural gas water heater replacement
Valuation:
$2,500
Permit #:
GP-24-464
Status:
complete
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Septic reroute
Valuation:
$1,350
Permit #:
PP-24-455
Status:
complete
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Cross connection device + irrigation
Valuation:
N/A
Permit #:
PP-23-8
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Boiler dryer grille oven
Valuation:
N/A
Permit #:
GP-23-13
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Run a new csst gas line to fireplace
Valuation:
$1,200
Permit #:
GP-24-222
Status:
issued
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Septic reroute & deduct meter
Valuation:
$3,000
Permit #:
PP-24-324
Status:
issued
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Gas water heater replacement
Valuation:
$3,200
Permit #:
GP-24-328
Status:
issued
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Septic reroute & deduct meter
Valuation:
$3,000
Permit #:
PP-24-299
Status:
issued
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Irrigation backflow install
Valuation:
$1,800
Permit #:
PP-24-338
Status:
issued
Fee:
N/A
Permit Type:
New work
Building Type:
N/A
Water heater replacement
Valuation:
$3,200
Permit #:
PP-24-325
Status:
issued
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Indirect water heater
Valuation:
$3,200
Permit #:
PP-24-368
Status:
issued
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Septic rerout
Valuation:
$1,200
Permit #:
PP-24-282
Status:
issued
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
Septic reroute
Valuation:
$775
Permit #:
PP-24-259
Status:
issued
Fee:
N/A
Permit Type:
Renovation
Building Type:
N/A
New bathroom and kitchen in adu addition
Valuation:
$12,300
Permit #:
PP-24-514
Status:
complete
Fee:
N/A
Permit Type:
New work
Building Type:
N/A
Rinnia hot water heater
Valuation:
$5,200
Permit #:
GP-24-542
Status:
complete
Fee:
N/A
Permit Type:
New work
Building Type:
N/A
Sean P McMahon Reviews
BuildZoom hasn't received any reviews for Sean P McMahon. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Sean P McMahon License info
License Not Verified
| License # | 16430 |
| Status | Active |
| State | Massachusetts |
| Type | Plumber |
- When BuildZoom last verified this license, it had an expiration date of May, 2024. Check the current license status of Sean P McMahon with the Commonwealth of Massachusetts E-Licensing Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 16430 |
| Status | Inactive |
| State | Massachusetts |
| Type | Electrician |
- According to the Commonwealth of Massachusetts E-Licensing Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sean P McMahon at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
11
Permits
- Building permit records show that Sean P McMahon has worked on 11 permitted projects.