Updated: May 11, 2026
Location and Projects
Address
20 School St., East Longmeadow, MA, 01028
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William G Leahy Construction
William G Leahy, 20 School St, East Longmeadow, MA (Owned by: William Leahy) holds a Home Improvement Contractor 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 William G Leahy, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William G Leahy Services
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William G Leahy Contact Information
Phone Number: (413) 525-3587
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Address: 20 School St., East Longmeadow, MA 01028
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Boiler replacement 100k btuh
Valuation:
N/A
Permit #:
P9454
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Boiler replacement 100k btuh
Valuation:
N/A
Permit #:
G16104
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Remove and replce drywall ceiling insulation and lighting. replacement of existing exterior doors. paint interior walls & ceiling surfaces. paint exterior window panels and doors. community room (estimated cost: $50, 000.) zone: residence. a4
Valuation:
$50,000
Permit #:
17294
Status:
active
Fee:
N/A
Permit Type:
Building permit -...
Building Type:
Business
Kitchen remodel new cabinets countertop sink floor. repair to sub floor. two new interior doors. paint walls spray ceilings. for unit 1a (estimated cost: $2, 900.) receipt #57999 zone: residence. b
Valuation:
$2,900
Permit #:
17608
Status:
active
Fee:
$75
Permit Type:
Building permit -...
Building Type:
Misc
No Description Available
Valuation:
$0
Permit #:
SMK202703
Status:
Closed
Fee:
$50
Permit Type:
N/A
Building Type:
1Unit
Repair & remodel first floor
Valuation:
$13,200
Permit #:
R632
Status:
issued
Fee:
$50
Permit Type:
Residential addition
Building Type:
N/A
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Verified License
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William G Leahy License info
Verified License
| License # | 190369 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 01-20-2026 |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for William G Leahy 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 # | CS-088970 |
| 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 William G Leahy 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 # | 227607 |
| Status | Active |
| City | Newton |
| Type | Building Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of William G Leahy with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 227607 |
| 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 William G Leahy with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | EM-005840 |
| Status | Inactive |
| State | Massachusetts |
| Type | Elevator Mechanic |
- According to the Massachusetts Department of Public Safety, 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 William G Leahy at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
William G Leahy Employees
WL
William G Leahy
Owner
WL
William Leahy
Owner