Updated: Jul 15, 2026
Location and Projects
Address
431 FAYETTE AVE, Mamaroneck, NY, 10543
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Blondie's Treehouse, Incorporated Construction
Blondie's Treehouse, Incorporated, 431 Fayette Ave, Mamaroneck, NY (Employees: Freilich Howard K. and Howard K Freilich) holds a Home Improvement Contractor license and 2 other licenses according to the New York license board.
Their BuildZoom score of 92 ranks in the top 32% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Blondie's Treehouse, Incorporated, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Blondie's Treehouse, Incorporated Services
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Blondie's Treehouse, Incorporated Contact Information
Phone Number: (914) 777-6300
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Address: 431 FAYETTE AVE, Mamaroneck, NY 10543
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Blondie's Treehouse, Incorporated Mamaroneck
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Blondie's Treehouse, Incorporated has a BuildZoom score of 92, which places them above 68% of 77,888 contractors in New York.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Blondie's Treehouse, Incorporated has worked on at least
1.0 project over the past year.
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
|
$50k-$100k |
|
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 Blondie's Treehouse, Incorporated
This is a sample of this contractor's permits. Click here to access their complete permit history.
Herewith filing foundation work as per plans. no change in use egress or occupancy
Valuation:
$100,000
Permit #:
X00965540-S2-FO
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
123740826-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
140898018-01-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
123740826-02-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install above ground pool w/deck & fence to code
Valuation:
$6,000
Permit #:
201703946
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith filing structural work as per plans. no change in use egress or occupancy
Valuation:
$930,000
Permit #:
X00965540-S1-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith filing this project to show a comprised of a series of wooden walkways and platform structures taking people from the ground plane up into the trees on this site as per plans. no change in use egress or occupancy
Valuation:
$60,000
Permit #:
X00965540-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
123765498-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Blondie's Treehouse, Incorporated Reviews
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Verified License
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Blondie's Treehouse, Incorporated License info
Verified License
| License # | 2102562-DCA |
| Status | Active |
| State | New York |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Blondie's Treehouse, Incorporated at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 169881 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Blondie's Treehouse, Incorporated with the Nassau County Office of Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| County | Westchester County |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Blondie's Treehouse, Incorporated Employees
FK
Freilich Howard K.
HF
Howard K Freilich
President