Updated: Jul 13, 2026
Location and Projects
Address
11 OSBORN ROAD, Sherman, CT, 06784
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Rock Harbor Builders Construction
Rock Harbor Builders LLC, based in Sherman, Connecticut, is led by owner Christian DaCunha. With a background that includes co-founding a residential development company in 1996 and managing construction operations for over 200 homes, DaCunha brings extensive experience to custom home building, multi-family developments, and active adult communities. The firm serves clients across the region seeking new construction or home remodeling. Christian DaCunha holds a Lead Safety for RRP certification from the State of Connecticut for work in pre-1978 homes and has achieved status as a certified Energy Star Partner. Rock Harbor Builders LLC offers construction management, design, and development expertise across new builds and renovations for residential clients.
Rock Harbor Builders LLC Services
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Rock Harbor Builders LLC Contact Information
Phone Number: (203) 240-4469
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Address: 11 OSBORN ROAD, Sherman, CT 06784
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Rock Harbor Builders LLC Sherman
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Rock Harbor Builders LLC has a BuildZoom score of 97, which places them above 82% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2024 |
Our building permit records indicate that Rock Harbor Builders LLC has worked on at least
1.0 project over the past 2 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
|
$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 Rock Harbor Builders LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Foundation only for a new single family home
Valuation:
$556,957
Permit #:
B-24-284
Status:
issued
Fee:
N/A
Permit Type:
Foundation- resid...
Building Type:
N/A
Gut and reconfigure existing and addition to existing
Valuation:
$1,000,000
Permit #:
B-21-495
Status:
issued
Fee:
N/A
Permit Type:
Addition & altera...
Building Type:
N/A
Storm damage repairs including: framing sheet rock electrical replace shower in master bathroom & repairs to hot water baseboard heat if needed. rooms include: family dining kitchen entry landing all bedrooms and deck.**10/24/18 amend to include front portico***no footprint change to the deck**
Valuation:
N/A
Permit #:
B-18-313
Status:
complete
Fee:
N/A
Permit Type:
Residential inter...
Building Type:
N/A
Detached garage: repair damaged portion of roof and insulate & sheetrock damaged portion of garage
Valuation:
N/A
Permit #:
B-20-401
Status:
issued
Fee:
N/A
Permit Type:
Basic repair
Building Type:
N/A
Storm damage repairs: strip roof completely repair any sheathing six feet ice & water shield synthetic roofing felt owens corning arch shingles ridge vent & cap shingles. approx. 16 sq
Valuation:
$4,800
Permit #:
B-18-309
Status:
issued
Fee:
N/A
Permit Type:
Roofing -residential
Building Type:
N/A
Extend existing deck 4ft. total sqft 659 concrete footing and framing
Valuation:
$30,000
Permit #:
B-19-513
Status:
issued
Fee:
$423
Permit Type:
Decks - residential
Building Type:
Single family
Remove and replace windows as needed from storm damage
Valuation:
N/A
Permit #:
B-18-311
Status:
complete
Fee:
N/A
Permit Type:
Window/door repla...
Building Type:
N/A
Remodel existing family room & rec room in basement
Valuation:
N/A
Permit #:
B-18-9
Status:
complete
Fee:
N/A
Permit Type:
Residential alter...
Building Type:
N/A
Addition shower to existing 1/2 bathroom in basement
Valuation:
N/A
Permit #:
B-18-23
Status:
complete
Fee:
N/A
Permit Type:
Residential inter...
Building Type:
N/A
Remove and replace all siding due to storm damage
Valuation:
N/A
Permit #:
B-18-310
Status:
complete
Fee:
N/A
Permit Type:
Siding - residential
Building Type:
N/A
Remove and replace all roofing due to storm damage
Valuation:
N/A
Permit #:
B-18-307
Status:
complete
Fee:
N/A
Permit Type:
Roofing -residential
Building Type:
N/A
Replace shower base and floor tile and install new vanities in 2 existing bathrooms. install full bathroom in basement that has existing rough slab plumbing
Valuation:
$50,000
Permit #:
B-21-628
Status:
issued
Fee:
N/A
Permit Type:
Addition & altera...
Building Type:
Single family
Interior alterations to kitchen. modify existing cabinets, new counter tops, new lighting (pendant) over island, relocate coffee station, refinish floor and paint.
Valuation:
$37,050
Permit #:
B-18-630
Status:
complete
Fee:
$529
Permit Type:
Alterations - Res...
Building Type:
Single Family
Interior renovations remodel mst bathroom & mst bedroom closet
Valuation:
$33,000
Permit #:
RR-9-17-28399
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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BZ Score
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Avg Project
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BZ Score
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Rock Harbor Builders LLC Reviews
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Rock Harbor Builders LLC License info
Verified License
| License # | NHC.0013408 |
| Status | Active |
| State | Connecticut |
| Type | New Home Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Rock Harbor Builders 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.0634408 |
| 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 Rock Harbor Builders LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
8
Permits
- Building permit records show that Rock Harbor Builders LLC has worked on 8 permitted projects.