Updated: Jul 20, 2026
Location and Projects
Address
70 TURNER HILL RD, New Canaan, CT, 06840
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John R Mastera Architect
John R Mastera, 70 Turner Hill Rd, New Canaan, CT (Employee: John Mastera) holds a Architect license according to the Connecticut license board.
Their BuildZoom score of 92 ranks in the top 32% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John R Mastera, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
John R Mastera Services
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John R Mastera Contact Information
Address: 70 TURNER HILL RD, New Canaan, CT 06840
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John R Mastera New Canaan
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John R Mastera has a BuildZoom score of 92, which places them above 68% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2023 |
Our building permit records indicate that John R Mastera has worked on at least
1.0 project 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.
Pricing
|
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.
12 x 30 and 12 x 24 - repair existing decks (no change in size)
Valuation:
$45,000
Permit #:
BLD-2023-00612
Status:
complete
Fee:
$462
Permit Type:
N/A
Building Type:
N/A
New 2- story single family house having 5 bedrms w/unfin attic & partially finished basement
Valuation:
$577,000
Permit #:
BLD-2004-64987
Status:
final
Fee:
$5,862
Permit Type:
N/A
Building Type:
N/A
Interior renovation for kitchen bathrooms laundry stairway misc. interior renovations
Valuation:
$185,000
Permit #:
BLD-2016-81906
Status:
final
Fee:
$1,898
Permit Type:
N/A
Building Type:
N/A
Retro-active permit to enclose existing screen porch for famrm basement below
Valuation:
$25,000
Permit #:
BLD-2004-65328
Status:
final
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
Interior renovation for bathrm/closet in existing finished basement
Valuation:
$10,000
Permit #:
BLD-2004-64443
Status:
complete
Fee:
$102
Permit Type:
N/A
Building Type:
N/A
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John R Mastera License info
Verified License
| License # | ARI.0004502 |
| Status | Active |
| State | Connecticut |
| Type | Architect |
| Date Issued | 08-01-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John R Mastera at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
John R Mastera Employees
JM
John Mastera