Updated: May 05, 2026
Location and Projects
Address
100 CONGRESS STREET, APT 201, Brooklyn, NY, 11201
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Cary P O'brien Design Construction
Based in Brooklyn, Cary P O'Brien Design LLC specializes in residential and commercial architectural projects throughout New York City. The firm’s portfolio highlights renovations and adaptive reuse, including brownstone restorations, modern apartment interiors, and retail build-outs. Cary P O'Brien leads the design process, working closely with clients to develop solutions that respond to the existing context and building history. The studio is experienced in navigating complex NYC building codes and historic district requirements, ensuring that projects—from kitchen remodels to full townhouse transformations—proceed smoothly from concept to completion. In addition to design, the firm coordinates with consultants, engineers, and contractors to manage construction administration. Cary P O'Brien Design LLC also integrates sustainable materials and energy-efficient strategies where possible, tailoring each project to the needs of property owners in Brooklyn and greater New York City.
Cary P O'brien Design LLC Services
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Cary P O'brien Design LLC Contact Information
Phone Number: (646) 265-8902
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Address: 100 CONGRESS STREET, APT 201, Brooklyn, NY 11201
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Cary P O'brien Design LLC Brooklyn
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cary P O'brien Design LLC has a BuildZoom score of 105, which places them above 92% of 77,888 contractors in New York.
Activity
|
7 projects
|
2025 |
|
7 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Cary P O'brien Design LLC has worked on at least
15.0 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
|
2 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
The typical size of their permits is approximately $45,000. This graph shows the distribution of these job values.
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 Cary P O'brien Design LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Nineth floor apartment renovation as per plan filed herewith. no change in use egress or occupancy is involved under this application
Valuation:
$320,950
Permit #:
M01043176-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
General construction to renovate kitchen and two bathrooms. replacement of fixtures on existing roughing. selective removal of non load bearing wall as per plan. no change in use egress or occupancy
Valuation:
$114,000
Permit #:
X01193388-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sistering and reinforcement of existing floor/roof joists throughout reframing of existing horizontal enlargement and new dunnage for new mechanical condensers on existing roof
Valuation:
$152,496
Permit #:
B00694308-S1-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New foundation work for renovation of existing home including sistering and reinforcement of existing floor/roof joists throughout reframing of existing horizontal enlargement and new dunnage for new mechanical condensers on existing roof
Valuation:
$10,000
Permit #:
B00694308-S2-FO
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovation in existing 2 family residential building. partition and layout work as per plans. no change in use egress or occupancy in this application
Valuation:
$150,000
Permit #:
B00694308-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior demolition and alteration to existing apt#3 including non load bearing partition fixtures and finishes. no change to use egress or occupancy
Valuation:
$252,000
Permit #:
M01208842-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
The proposed work filed is the inteiror renovation at apartment. #3. work inc.: installation of fire proofing around balcony enclosure; installation of new metal railing at balcony; new non-load partition; and replacement of fire place mantle
Valuation:
$45,000
Permit #:
M00947503-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
This application is filed to convert exist. unoccupied rooftop to roof garden roof terrace. conversion should comply as per bb 2018-002(e)(i) and bb 2018-002 (e)(ii). no amended certificate of occupancy will be require for this conversion
Valuation:
$25,000
Permit #:
M00451632-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ground floor alteration type 2. work limited to the tenant area only on approximately 5 000 gsf of retail ground floor. no change of use egress occupancy or zoning with application
Valuation:
$8,000
Permit #:
M01102759-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Proposed temporary construction fence @ ground floor. the fence extends no more than 3 feet beyond the property line. this job will be filed in conjunction with job# m01219190-i1
Valuation:
$1,000
Permit #:
M01222772-I1-FN
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Apartment renovation to addition one and a half bathrooms to existing apartment
Valuation:
$100,000
Permit #:
M01158371-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical toilet exhaust for new guest bathroom and new powder room
Valuation:
$7,271
Permit #:
M01158371-S2-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of new roof deck finishes. no change to use occupancy or egress
Valuation:
$25,000
Permit #:
M00948136-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construction of non-bearing partition as per plans. no change in use egress or occupancy under this application
Valuation:
$22,578
Permit #:
M00824422-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rcp revision additional downlight proposed. see a-101.01 reflected ceiling plan
Valuation:
$82,720
Permit #:
M00918858-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Proposed carport as per plan no change of bulk use or egress
Valuation:
$3,200
Permit #:
B01174427-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
122920802-07-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Extending existing curb cut as per plan
Valuation:
$5,625
Permit #:
B01174427-S1-CC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovation
Valuation:
$45,000
Permit #:
B01083815-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Legalize existing extension at basement. no change in use occupancy or egress
Valuation:
N/A
Permit #:
B00853367-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
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Projects
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BZ Score
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Projects
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BZ Score
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Avg Project
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Projects
Cary P O'brien Design LLC Reviews
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Verified License
BuildZoom confirmed this contractor's license
Cary P O'brien Design LLC License info
Verified License
| License # | 620790 |
| Status | Active |
| State | New York |
| Type | General Contractor Non Registered |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Cary P O'brien Design LLC at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2087062-DCA |
| Status | Active |
| State | New York |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cary P O'brien Design LLC at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 617090 |
| Status | Inactive |
| State | New York |
| Type | General Contractor Non Registered |
- According to the New York City Department of Buildings, 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 Cary P O'brien Design LLC at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2046873-DCA |
| Status | Inactive |
| State | New York |
| Type | Home Improvement Contractor |
- According to the New York Department of Consumer Affairs, 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 Cary P O'brien Design LLC at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Insured
| Insurer | Maxum Indemnity Company |
Insured
| Workers Comp Provider | Property & Casualty Co |
18
Permits
- Building permit records show that Cary P O'brien Design LLC has worked on 18 permitted projects.