Updated: May 24, 2026
Location and Projects
Address
44 HEMLOCK ST, Braintree, MA, 02184
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William B Mascioli Construction
William B Mascioli, 44 Hemlock St, Braintree, MA (Owned by: William Mascioli) holds a Home Improvement Contractor license and 3 other licenses according to the Massachusetts license board.
Their BuildZoom score of 96 ranks in the top 20% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William B Mascioli, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William B Mascioli Services
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William B Mascioli Contact Information
Phone Number: (781) 927-9983
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Address: 44 HEMLOCK ST, Braintree, MA 02184
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William B Mascioli Braintree
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William B Mascioli has a BuildZoom score of 96, which places them above 80% of 139,240 contractors in Massachusetts.
Activity
|
2 projects
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that William B Mascioli has worked on at least
4.0 projects over the past 2 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 |
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
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.
Enlarge an existing closet to 40 by 69 for purpose of relocating washer and dryer from basement due to health issues. plumber anytime to get permit and electrician hopkins to get permit
Valuation:
$3,850
Permit #:
R-25-0735
Status:
complete
Fee:
$100
Permit Type:
Alteration
Building Type:
N/A
Replace 18 existing windows with replacement windows from lansing. also replace one double window with bay window of same size in back living room area
Valuation:
$31,000
Permit #:
R-24-0985
Status:
issued
Fee:
$140
Permit Type:
Windows
Building Type:
N/A
Replace 8 existing windows and one bay window from lansing
Valuation:
$16,500
Permit #:
R-25-0988
Status:
issued
Fee:
$170
Permit Type:
Windows
Building Type:
N/A
Remove window in existing front living room and replace with bay window of same size
Valuation:
$6,000
Permit #:
R-24-1845
Status:
final
Fee:
$30
Permit Type:
Windows
Building Type:
N/A
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William B Mascioli Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
William B Mascioli License info
Verified License
| License # | 170661 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 10-27-2025 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for William B Mascioli 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-061416 |
| 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 B Mascioli 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 # | 231143 |
| 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 B Mascioli with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 231143 |
| 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 B Mascioli with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
William B Mascioli Employees
WM
William B Mascioli
Owner
WM
William Mascioli
Owner