Updated: Aug 22, 2026
Location and Projects
Address
943 POST RD E, Westport, CT, 06880
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Sir Development Construction
Since establishing operations in Westport, Connecticut, Sir Development LLC has specialized in constructing luxury custom homes throughout Fairfield County. The company’s portfolio highlights new home construction in neighborhoods such as the Compo Beach area and Saugatuck Shores, as well as extensive home renovations and additions. Projects frequently incorporate high-end architectural elements, modern open floor plans, and features such as gourmet kitchens, spa-inspired bathrooms, and indoor-outdoor living spaces. Sir Development LLC works with homebuyers seeking turnkey properties and also undertakes custom builds in close collaboration with clients. The firm manages all phases of residential development, including site selection, design, and construction management. Their expertise extends to integrating energy-efficient systems and smart home technology in both new builds and renovation projects.
Sir Development LLC Services
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Sir Development LLC Contact Information
Address: 943 POST RD E, Westport, CT 06880
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Sir Development LLC Westport
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sir Development LLC has a BuildZoom score of 105, which places them above 92% of 12,093 contractors in Connecticut.
Activity
|
13 projects
|
2025 |
|
11 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that Sir Development LLC has worked on at least
38.0 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.
Experience
|
27 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Sir Development LLC mostly works on
new construction
projects.
Pricing
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
20 projects
|
$500k-$1mil |
|
5 projects
|
$1mil+ |
The typical size of their permits is approximately $762,500. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Two story single family dwelling with finished basement and finished attic 7 bedrooms
Valuation:
$1,400,000
Permit #:
BLD-2025-00285
Status:
issued
Fee:
$14,364
Permit Type:
N/A
Building Type:
N/A
2 story s/f dwelling with finished basement and finished attic 5 bedrooms
Valuation:
$1,600,000
Permit #:
BLD-2025-01946
Status:
issued
Fee:
$16,416
Permit Type:
N/A
Building Type:
N/A
2 story s/f dwelling with finished basement and finished attic 6 bedrooms
Valuation:
$1,308,000
Permit #:
BLD-2025-00351
Status:
issued
Fee:
$13,420
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished basement and finished attic 6 bedrooms
Valuation:
$1,200,000
Permit #:
BLD-2025-02063
Status:
issued
Fee:
$12,312
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished basement and finished attic 5 bedrooms. **amend for: finish basement with half bathroom attic with half bath.**
Valuation:
$726,000
Permit #:
BLD-2022-02100
Status:
complete
Fee:
$7,449
Permit Type:
N/A
Building Type:
N/A
2 story s/f dwelling with finished basement and finished attic 5 bedrooms
Valuation:
$1,200,000
Permit #:
BLD-2025-01263
Status:
issued
Fee:
$12,312
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished attic and finished basement 7 bedrooms
Valuation:
$845,000
Permit #:
BLD-2024-02133
Status:
complete
Fee:
$8,670
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished basement and finished attic 7 bedrooms
Valuation:
$778,000
Permit #:
BLD-2024-02087
Status:
complete
Fee:
$7,982
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished basement and finished attic 5 bedrooms
Valuation:
$645,000
Permit #:
BLD-2024-01546
Status:
complete
Fee:
$6,618
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished bsement and unfinished attic 6 bedrooms
Valuation:
$732,000
Permit #:
BLD-2022-01518
Status:
complete
Fee:
$7,510
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished basement and finished attic 6 bedrooms
Valuation:
$597,000
Permit #:
BLD-2022-02093
Status:
complete
Fee:
$6,125
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished basement and unfinished attic 5 bedrooms
Valuation:
$747,000
Permit #:
BLD-2022-02396
Status:
complete
Fee:
$7,664
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished basement and finished attic
Valuation:
$854,000
Permit #:
BLD-2024-02470
Status:
complete
Fee:
$8,762
Permit Type:
N/A
Building Type:
N/A
Two story single family with finished basement and finished attic 6 bedrooms
Valuation:
$552,000
Permit #:
BLD-2024-01831
Status:
complete
Fee:
$5,664
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished attic and finished basement
Valuation:
$603,000
Permit #:
BLD-2023-01321
Status:
complete
Fee:
$6,187
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished basment and finished attic
Valuation:
$670,000
Permit #:
BLD-2023-00533
Status:
complete
Fee:
$6,874
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished basement and unfinished attic 2 story accessory dwelling unit 1 story detached garage
Valuation:
$733,000
Permit #:
BLD-2022-00192
Status:
complete
Fee:
$7,521
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with partial finished basement and finished attic 6 bedroom.s
Valuation:
$728,000
Permit #:
BLD-2021-03128
Status:
complete
Fee:
$7,469
Permit Type:
N/A
Building Type:
N/A
Two-story single family dwelling with finished basement and finished attic 6 bedrooms
Valuation:
$807,000
Permit #:
BLD-2023-02501
Status:
complete
Fee:
$8,280
Permit Type:
N/A
Building Type:
N/A
Two story single family dwelling with finished basement and finished attic 6 bedrooms
Valuation:
$955,000
Permit #:
BLD-2023-01678
Status:
complete
Fee:
$9,798
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
138
BZ Score
-
Avg Project
-
Projects
147
BZ Score
$45K
Avg Project
-
Projects
140
BZ Score
-
Avg Project
-
Projects
Sir Development LLC Reviews
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Sir Development LLC License info
Verified License
| License # | NHC.0001613 |
| Status | Active |
| State | Connecticut |
| Type | New Home Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of August 2026.
Verify this license's status for Sir Development LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0643379 |
| Status | Inactive |
| State | Connecticut |
| Type | Home Improvement Contractor |
- According to the Connecticut Department of Consumer Protection, 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 Sir Development LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
197
Permits
- Building permit records show that Sir Development LLC has worked on 197 permitted projects.