Updated: Jul 11, 2026
Location and Projects
Address
Agawam, MA, 01001
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John F Mahan Roofer
John F Mahan, Agawam, MA holds a Building Licenses, Construction Supervisor Specialty license and 4 other licenses according to the Massachusetts license board.
Their BuildZoom score of 99 ranks in the top 15% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John F Mahan, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
John F Mahan Contact Information
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John F Mahan Agawam
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John F Mahan has a BuildZoom score of 99, which places them above 85% of 139,240 contractors in Massachusetts.
Activity
|
4 projects
|
2025 |
|
2 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that John F Mahan has worked on at least
7.0 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
|
6 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that John F Mahan mostly works on
roofing project
projects.
Pricing
|
4 projects
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $111,500. 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.
Work to be performed on the left side of the building. remove slate install high temp ice and water shield over entire area install synthetic underlayment install new vermont non-fading green slate with copper nails
Valuation:
$196,700
Permit #:
C-25-0018
Status:
issued
Fee:
$1,082
Permit Type:
Roof
Building Type:
N/A
Remove existing slate and replace with high temperature ice and water shield synthetic underlayment and s-1 quality vermont slates secured with copper nails
Valuation:
$373,750
Permit #:
25-17CB
Status:
approved
Fee:
$496
Permit Type:
N/A
Building Type:
N/A
Head start- new roof
Valuation:
$1,338,650
Permit #:
24BLDOT-00110AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Stripping asphalt roof and replacing with asphalt shingles
Valuation:
$18,500
Permit #:
R-25-0108
Status:
complete
Fee:
$150
Permit Type:
Roof
Building Type:
N/A
Stripping old shingles and installing new architectural shingles
Valuation:
$11,700
Permit #:
R-25-0282
Status:
issued
Fee:
$150
Permit Type:
Roof
Building Type:
N/A
Building #1 - construct a new 7, 200 sq. ft. self storage building with an 800 sq. ft. office space
Valuation:
$177,000
Permit #:
B-23-295
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Building #3 - construct a new 7, 200 sq. ft. self storage building
Valuation:
$144,000
Permit #:
B-23-297
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Building #8 - construct a new 5 600 sq. ft. self storage buildingâ
Valuation:
$111,500
Permit #:
B-23-302
Status:
applied
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Building #7 - construct a new 5, 600 sq. ft. self storage building
Valuation:
$111,500
Permit #:
B-23-301
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Building #6 - construct a new 5, 600 sq. ft. self storage building
Valuation:
$111,500
Permit #:
B-23-300
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Building #5 - construct a new 3, 200 sq. ft. self storage building
Valuation:
$64,000
Permit #:
B-23-299
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Building #4 - construct a new 3, 200 sq. ft. self storage building
Valuation:
$64,000
Permit #:
B-23-298
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Stripping old asphalt shingles and installing new asphalt shingles
Valuation:
$12,500
Permit #:
R-24-0724
Status:
complete
Fee:
$300
Permit Type:
Roof
Building Type:
N/A
Building #2 - construct a new 7, 200 sq. ft. self storage building
Valuation:
$14,400
Permit #:
B-23-296
Status:
complete
Fee:
N/A
Permit Type:
New construction ...
Building Type:
N/A
Strip and re-roof existing commercial structure (potter house)
Valuation:
$78,700
Permit #:
BP-2018-0796
Status:
issued
Fee:
N/A
Permit Type:
Roofing/siding/wi...
Building Type:
N/A
A-3 chapel: remove salvage and reinstall existing slate roofing shingles. install underlayment flashings and new gutters. all demolition and construction debris to be disposed of by waste management services inc
Valuation:
$63,750
Permit #:
17BLDOT-00113AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 7 valleys with copper replace ridge caps with copper replace broken slates
Valuation:
$19,450
Permit #:
19BDOT-00166RE
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing flat roofing material. install 1-1/2 iso board epdm roofing perform slate repairs in area
Valuation:
$92,700
Permit #:
C-17-0450
Status:
complete
Fee:
$150
Permit Type:
Roof
Building Type:
N/A
Strip & reroof at berchmans hall
Valuation:
$79,400
Permit #:
C-16-0166
Status:
complete
Fee:
$171
Permit Type:
Roof
Building Type:
N/A
Strip and re-roof gate 2 restrooms
Valuation:
$58,950
Permit #:
BP-2017-902
Status:
issued
Fee:
N/A
Permit Type:
Roofing/siding/wi...
Building Type:
N/A
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John F Mahan License info
Verified License
| License # | CSSL-100881 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor Specialty |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for John F Mahan 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 # | 5248 |
| Status | Active |
| State | Massachusetts |
| Type | Sheet Metal |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of John F Mahan with the Commonwealth of Massachusetts E-Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 5249 |
| Status | Active |
| State | Massachusetts |
| Type | Sheet Metal |
- When BuildZoom last verified this license, it had an expiration date of May, 2026. Check the current license status of John F Mahan with the Commonwealth of Massachusetts E-Licensing Board
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CSSL-100881 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Cssl Rf Roofing |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for John F Mahan 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-006760 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John F Mahan at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
11
Permits
- Building permit records show that John F Mahan has worked on 11 permitted projects.