Updated: Feb 24, 2026
Location and Projects
Address
78 Valley Rd, Cos Cob, CT, 06807
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Cah Architecture & Design, LLC
Cah Architecture & Design, LLC at 78 Valley Rd, Cos Cob, CT 06807, held a Architect license (#FIRM.21314448) with the Ohio contractors license board with an expiration date of 06-30-2024. We last verified the license was inactive on 02-23-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 12,093 Connecticut contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our bidding system to be easily matched to qualified, licensed professionals in your area.
Cah Architecture & Design, LLC Services
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Cah Architecture & Design, LLC Contact Information
Address: 78 Valley Rd, Cos Cob, CT 06807
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Cah Architecture & Design, LLC Cos Cob
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Cah Architecture & Design, LLC, click “This is My Business” to update your information.
Activity
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Cah Architecture & Design, LLC has worked on at least
2.0 projects 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
|
$100k-$250k |
|
1 project
|
$250k-$500k |
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 Cah Architecture & Design, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Front porch addition two-story addition for connector from house to garage. raise roof for 2nd story addition at portion of house
Valuation:
$400,000
Permit #:
BLD-2022-00672
Status:
complete
Fee:
$4,104
Permit Type:
N/A
Building Type:
N/A
Adding second story renovating interior including kitchen and bathrooms finishing basement and installing new mechanicals. will require all trade permits.****11/13/19 - warranty deed required-dmc******* 01/24/2020 revert for epb and zoning approvals to place air conditioning condensers******04/07/2020-revert for 3-120 gal lp tank placement***
Valuation:
$192,000
Permit #:
139549
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
10th floor pre-buildtenant rfrapprox 1, 411 sqftthis project will also require electrical sprinkler f.a and hvac permits
Valuation:
$105,000
Permit #:
136812
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New dormer @ rear over existing family room. new doors and windows at family room. existing eave and fascia @ family room to remain with new flat roof over it. remodel existing roof and decks @ rear bedrooms. new family room & entry hall floors. remodeled bar area remodel handrails at existing stairs and catwalk. new roof
Valuation:
$350,000
Permit #:
138088
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation of interior space - no bedrooms or bathrooms added. new flooring trim new kitchen renovation of master bathroom tile and fixtures
Valuation:
$200,000
Permit #:
BLD-2023-01013
Status:
complete
Fee:
$2,052
Permit Type:
N/A
Building Type:
N/A
One-story pool house with covered porch and fireplace
Valuation:
$73,000
Permit #:
BLD-2017-82323
Status:
complete
Fee:
$749
Permit Type:
N/A
Building Type:
N/A
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Cah Architecture & Design, LLC Reviews
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Cah Architecture & Design, LLC License info
Inactive License
| License # | FIRM.21314448 |
| Status | Inactive |
| State | Ohio |
| Type | Architect |
| Business Type | Business |
- According to the Ohio Architects Board, 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 Cah Architecture & Design, LLC at the Ohio Architects Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Cah Architecture & Design, LLC, click “This is My Business” to update your information.
6
Permits
- Building permit records show that Cah Architecture & Design, LLC has worked on 6 permitted projects.
Cah Architecture & Design, LLC Employees
CH
Christopher Hull