Updated: Mar 31, 2026
Location and Projects
Address
200 Cedar ST, Milford, MA, 01757
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John W Mastroianni Jr Construction
For over two decades, John W Mastroianni Jr has served residential clients in Milford, Massachusetts and the surrounding areas. With 21 years in the construction industry, the company specializes in home improvement and renovation projects tailored to the needs of property owners in the region. Project experience includes a range of interior and exterior remodels, repair work, and upgrades for single-family homes. John W Mastroianni Jr focuses on bringing building solutions to Milford-area homeowners, drawing on years of field experience to address the unique requirements of each property. The business is known for its established presence in the local community and offers services backed by extensive hands-on involvement in various aspects of the home improvement process, from minor repairs to larger renovation jobs.
John W Mastroianni Jr Services
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John W Mastroianni Jr Contact Information
Phone Number: (774) 292-1568
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Address: 200 Cedar ST, Milford, MA 01757
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John W Mastroianni Jr Milford
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John W Mastroianni Jr has a BuildZoom score of 97, which places them above 82% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that John W Mastroianni Jr has worked on at least
2.0 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
|
$500k-$1mil |
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 John W Mastroianni Jr
This is a sample of this contractor's permits. Click here to access their complete permit history.
Construct new 3 bedroom home with 2 1/2 baths 12x10 screen porch and 2 car attached garage
Valuation:
$715,500
Permit #:
RB-2024-00183
Status:
issued
Fee:
$3,913
Permit Type:
N/A
Building Type:
N/A
Installation of 18 above ground swimming pool
Valuation:
N/A
Permit #:
ZO-2025-0025
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
House (2 389 sq ft) was stripped to rough frame by emergencycontractor after freeze damage last winter. will keep samelayout an completely finish off house. no structural work.all work within existing footprint an inside
Valuation:
$171,000
Permit #:
05A1787
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
Replace 13 windows no header change. insulate blueboard &skim coat walls (none there now) will re-wire 1st floorreplace kitchen cabinets.** 6/21/07-revised: 7 add'l windows;replace beams kitch/din& kitch/hall;replace rotten header & jams @ back door;poc
Valuation:
$25,000
Permit #:
05A1222
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
Install new front stairs reshingle porch roof porch trim reshingle & sidewallstaircase being rebuilt due to rot
Valuation:
$7,500
Permit #:
07A0247
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
Replace devices addition to code rewire kitchen & bathrooms
Valuation:
N/A
Permit #:
060216
Status:
complete
Fee:
$25
Permit Type:
B electrical-perm...
Building Type:
N/A
Remodel of 1st floor w/kit. liv. family and office
Valuation:
N/A
Permit #:
051743
Status:
complete
Fee:
$25
Permit Type:
B electrical-perm...
Building Type:
N/A
Intrusion & fire detection system
Valuation:
N/A
Permit #:
060175
Status:
complete
Fee:
$25
Permit Type:
B electrical-perm...
Building Type:
N/A
Strip & re roof 22 square
Valuation:
$8,000
Permit #:
07A1300
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
Wire generator
Valuation:
N/A
Permit #:
070705
Status:
complete
Fee:
$25
Permit Type:
B electrical-perm...
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
051263
Status:
complete
Fee:
$30
Permit Type:
B gas
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
060092
Status:
complete
Fee:
$95
Permit Type:
B plumbing
Building Type:
N/A
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John W Mastroianni Jr Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
John W Mastroianni Jr License info
Verified License
| License # | 188466 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 10-06-2025 |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for John W Mastroianni Jr 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 # | 000037372 |
| Status | Inactive |
| City | Newton |
| Type | Electrical Contractor |
- According to the City of Newton Massachusetts, 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 W Mastroianni Jr at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
6
Permits
- Building permit records show that John W Mastroianni Jr has worked on 6 permitted projects.
John W Mastroianni Jr Employees
JM
John Mastroianni
Owner
JJ
John W Mastroianni Jr
Owner