Updated: May 18, 2026
Location and Projects
Address
7 MILLBURY RD, Natick, MA, 01760
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John McMahon Construction
John McMahon, 7 Millbury Rd, Natick, MA (Owned by: John M. Mcmahon) holds a Building Licenses, Construction Supervisor license and 4 other licenses according to the Massachusetts license board.
Their BuildZoom score of 92 ranks in the top 32% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John McMahon, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John McMahon Services
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John McMahon Contact Information
Phone Number: (603) 986-6056
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Address: 7 MILLBURY RD, Natick, MA 01760
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John McMahon Natick
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John McMahon has a BuildZoom score of 92, which places them above 68% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2023 |
Our building permit records indicate that John McMahon 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
|
$5k-$20k |
|
1 project
|
$50k-$100k |
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.
Repair house after severe water leak
Valuation:
$92,000
Permit #:
BLD23-00608
Status:
final
Fee:
$1,380
Permit Type:
Repair
Building Type:
N/A
Install heat pump and duct work
Valuation:
$15,000
Permit #:
MECH23-00061
Status:
issued
Fee:
$225
Permit Type:
N/A
Building Type:
N/A
Install replacement windows
Valuation:
$10,000
Permit #:
BLD23-01123
Status:
final
Fee:
$150
Permit Type:
Other
Building Type:
N/A
Remove existing glass washers at 5 locations and replace with new ones using existing wiring
Valuation:
$1,200
Permit #:
E193016
Status:
filed
Fee:
$25
Permit Type:
N/A
Building Type:
Commercial
Disconnect 120volt baggage cart machine &reinstall 120 voltpower to new baggage cart
Valuation:
$4,500
Permit #:
E216388
Status:
complete
Fee:
$58
Permit Type:
N/A
Building Type:
Commercial
Tie existing power into l.e.d. sign also make up final connections to 4 installed cameras
Valuation:
$350
Permit #:
ELV144029
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
Commercial
Install 208 volt 1phase 20amp outlet for coffee machine
Valuation:
$1,200
Permit #:
E216392
Status:
filed
Fee:
$21
Permit Type:
N/A
Building Type:
Commercial
Remove non-bearing wall between two bedrooms and make oneroom. new stairway to basement. replace 4 d/h windows withnew andersons - no header change.decreasing bedrooms by one
Valuation:
$18,000
Permit #:
97A1351
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
Disconnect water heater and replace water heater
Valuation:
$500
Permit #:
E215589
Status:
filed
Fee:
$21
Permit Type:
N/A
Building Type:
Commercial
Replace existing mc wire to dishwasher to liquidtight
Valuation:
$300
Permit #:
E157602
Status:
complete
Fee:
$21
Permit Type:
N/A
Building Type:
Commercial
Change existing flex to panel over to 1.25 e.m.t
Valuation:
$400
Permit #:
E145355
Status:
complete
Fee:
$45
Permit Type:
N/A
Building Type:
Commercial
Install outlet in cement block store room
Valuation:
$600
Permit #:
E103432
Status:
filed
Fee:
$21
Permit Type:
N/A
Building Type:
Commercial
Change old water heater and rewire new one
Valuation:
$150
Permit #:
E109857
Status:
filed
Fee:
$21
Permit Type:
N/A
Building Type:
Commercial
Remodel two bathrooms
Valuation:
$0
Permit #:
BLD0800705
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Run 120 feet rigid conduit across roof for existing anntenna cable
Valuation:
$1,200
Permit #:
E33420
Status:
filed
Fee:
$17
Permit Type:
N/A
Building Type:
Other
Strip and re-roof
Valuation:
$0
Permit #:
BLD0900707
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
40100385
Status:
issued
Fee:
$15
Permit Type:
N/A
Building Type:
N/A
Addition 2 outlets for battery chargers
Valuation:
$500
Permit #:
E13837
Status:
filed
Fee:
$12
Permit Type:
N/A
Building Type:
Commercial
Garden/util shd
Valuation:
$600
Permit #:
94A0454
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
980227
Status:
complete
Fee:
$19
Permit Type:
B plumbing
Building Type:
N/A
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John McMahon Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
John McMahon License info
Verified License
| License # | CS-096017 |
| 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 John McMahon 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-059995 |
| 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 John McMahon at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 181288 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for John McMahon at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CS-096017 |
| Status | Active |
| State | Massachusetts |
| Type | Construction Supervisor |
- When BuildZoom last verified this license, it had an expiration date of August, 2012. Check the current license status of John McMahon with the Massachusetts Department of Public Safety
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10784 |
| Status | Inactive |
| State | Massachusetts |
| Type | Architect |
- 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. If this is your business, please update your license status.
Check this license's status for John McMahon at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
12
Permits
- Building permit records show that John McMahon has worked on 12 permitted projects.
John McMahon Employees
JM
John M. Mcmahon
Owner
JM
John Mcmahon
Owner
JJ
John Mcmahon Jr
Owner
JJ
John S Mcmahon Jr
Owner