Updated: Jul 13, 2026
Location and Projects
Address
699 Silver St, Agawam, MA, 00000
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Mahan Slate Roofing Co West Hartford Photos
Mahan Slate Roofing Co West Hartford
This is not just an advertising claim or motto. This is how we do business every day. People are often surprised to find out that we do not install asphalt shingle roofing or commercial flat roofing. All of our employees are trained on slate and copper, and all of our employees work on slate and copper every day. We are very proud of our employees and very proud of the work we perform. All of the photos you see on our website are actual photos of our projects.
From BuildZoom: Mahan Slate Roofing Co West Hartford, 699 Silver St, Agawam, MA (Owned by: John Mahan) holds a Home Improvement Contractor license and 5 other licenses according to the Connecticut license board.
Their BuildZoom score of 105 ranks in the top 8% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mahan Slate Roofing Co West Hartford, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mahan Slate Roofing Co West Hartford Contact Information
Phone Number: (413) 788-9529
Address: 699 Silver St, Agawam, MA 00000
Mahan Slate Roofing Co West Hartford Agawam
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mahan Slate Roofing Co West Hartford has a BuildZoom score of 105, which places them above 92% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Mahan Slate Roofing Co West Hartford has worked on at least
6.0 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
|
5 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Mahan Slate Roofing Co West Hartford mostly works on
roofing project
projects.
Pricing
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
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.
Building Permits by Mahan Slate Roofing Co West Hartford
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
Work to be performed on part of front and part of back slate roof (phase 1 phase 2 possibly in 2025). 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:
$412,000
Permit #:
C-24-0014
Status:
complete
Fee:
$2,615
Permit Type:
Roof
Building Type:
N/A
Front overhang roof: remove metal from overhang install high temp ice and water shield install 30 lb felt install rosin paper install 16oz copper soldering all seams install sealant in reglet to make watertight at brick joint
Valuation:
$6,550
Permit #:
C-20-0033
Status:
issued
Fee:
$35
Permit Type:
Repair roof
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
Strip shingles re-nail deck boards install ice and water shield and new shingles
Valuation:
$24,500
Permit #:
23-503RB
Status:
expired
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Strip and re-shingle roof
Valuation:
$13,300
Permit #:
BP-23-1038
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing flat roof at church tower
Valuation:
$22,200
Permit #:
19BDOT-00100RE
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
R-23-1161
Status:
issued
Fee:
$1,234
Permit Type:
N/A
Building Type:
N/A
Strip roof and repair. install new slate & asphalt roofing 6/16/15---roof repair appears complete. issue c.c
Valuation:
$47,000
Permit #:
13B1-2FAM-00683RE
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
One family
Replace copper lining of gutters at 1/3 of building
Valuation:
$25,000
Permit #:
13BDOT-00077RE
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install edm roof over existing courtyard roof
Valuation:
$109,530
Permit #:
15BDOT-00050RE
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
3/4 of roof has slate on roof now. 1/4 has 1 layer of asphalt. remove the 1 layer of asphalt. renail decking. install ice and paper 30 lb. install slate to match rest of house with copper nails.
Valuation:
N/A
Permit #:
BP-2007-0103
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing copper roof on potter house
Valuation:
$39,000
Permit #:
BP-2013-0557
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
R-22-0173
Status:
issued
Fee:
$854
Permit Type:
N/A
Building Type:
N/A
Residental building permit
2022-03-16
No Description Available
Valuation:
N/A
Permit #:
R-22-0172
Status:
issued
Fee:
$1,033
Permit Type:
N/A
Building Type:
N/A
Replace porch roof
Valuation:
N/A
Permit #:
BP-2019-0141
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Strip and reroof commercial structure (gift shop)
Valuation:
$45,000
Permit #:
BP-2012-0314
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove old roofing in back troth area. install new epdm and reslate to flashing.
Valuation:
N/A
Permit #:
BP-2011-0113
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing slate roof
Valuation:
N/A
Permit #:
R-100529
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
Ra proposed use -
Remove slate install ply slate & shingles on rear
Valuation:
N/A
Permit #:
BP-2005-0177
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mahan Slate Roofing Co West Hartford Reviews
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Verified License
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Mahan Slate Roofing Co West Hartford License info
Verified License
| License # | HIC.0628970 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Mahan Slate Roofing Co West Hartford at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| State | Massachusetts |
| Type | Sheet Metal Business |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Mahan Slate Roofing Co West Hartford at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 161091 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Mahan Slate Roofing Co West Hartford at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-45006-3 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Mahan Slate Roofing Co West Hartford at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-45006-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Mahan Slate Roofing Co West Hartford at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 108130 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Mahan Slate Roofing Co West Hartford at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
19
Permits
- Building permit records show that Mahan Slate Roofing Co West Hartford has worked on 19 permitted projects.
Mahan Slate Roofing Co West Hartford Employees
JM
John Mahan
Owner
JI
John Mahan Iii
Owner