Detached ADU near Darien Downtown, CT
Second Key NYC
157 13th Street, Brooklyn, NY 11215
39.2 miles
Licensed ADU contractor and construction management firm for NYC homeowners. We handle eligibility, permitting, and the full build across Queens, Brooklyn, Staten Island, and the Bronx.
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Contemporary Tiny Homes
40 Richards Avenue, Suite 740, Norwalk, CT 06854
1.5 miles
Expert ADU builder offering detached ADUs, garage conversions & backyard cottages. Structured process: feasibility, permits, construction & final walkthrough. Boost property value, enable multigenerational living & create flexible spaces.
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ADU Remodeling New York
124 Front Street, Bethpage, NY 11762
22.8 miles
ADU Remodeling New York offers full-service interior & exterior home renovation, including kitchen remodeling, bathroom remodeling, and flooring installation. Serving residential clients with expert design-to-completion project management.
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Haven ADUs
348 Nostrand Avenue, Brooklyn, NY 11216
36.8 miles
Haven ADUs is a Brooklyn-based design and project management firm specializing in accessory dwelling units (ADUs). They guide property owners through feasibility, design, permitting, and construction, serving as a single point of contact throughout.
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Adé Real Estate
722 Grand Street, Jersey City, NJ 07304
39.3 miles
Adé Real Estate is an ADU contractor serving Jersey City, Newark & New York. They offer zoning checks, permit-ready designs, turn-key builds & financing guidance. ADUs can generate $2,000–$3,500+/month rental income & add $150K–$250K+ in property value.
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Cascella and Sons
70 Carleton Avenue, Central Islip, NY 11722
24.4 miles
Cascella and Sons Construction Corp builds home additions and ADUs on Long Island. As a design-build firm, they manage design and construction under one roof, offering garage conversions, in-law suites, and detached ADUs tailored to Cape, Ranch, and Colonial-style homes.
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Westchester Modular Homes Inc.
30 Reagans Mill Road, Wingdale, NY 12594
40.7 miles
Westchester Modular Homes Inc. builds modular accessory dwelling units (ADUs) in the Northeast. ADUs are secondary homes on single-family lots requiring permits, a kitchen, bathroom, and private entrance. ADUs can boost property value.
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Home Quality Remodeling
40 East Midland Avenue, Paramus, NJ 07652
31.8 miles
Home Quality Remodeling offers full-service ADU construction in New Jersey, including detached ADUs, garage conversions, in-law suites, and granny flats. They handle design, permitting, and building to boost property value and add flexible living space.
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Kondor NYC
160 East 65th Street, New York, NY 10065
33.6 miles
Kondor NYC offers ADU design & installation, including attached, detached units & garage conversions. Ideal for in-law suites, rental income or guest houses. Serving NYC homeowners with expert remodeling solutions on time & within budget.
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CT ADU
30 Old Kings Highway South, Darien Downtown, CT 06820
0.1 miles
Trusted Connecticut ADU builder offering custom, modular & prefab accessory dwelling units. Energy-efficient designs, full permitting support & streamlined build process. Expert navigation of CT zoning laws including Public Act 21-29.
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SpecLand Group
240-19 Jamaica Avenue, Bellerose, NY 11426
27.9 miles
At SpecLand, we bring expertise and innovation to home renovations, with a focus on maximizing both functionality and value in New York’s unique urban landscape. Whether you’re looking to expand your home, create rental opportunities, or update your living space, our team is dedicated to delivering high-quality, customized solutions that meet your specific needs.
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Tiny Nooks
16 Railroad Place, Westport, NY 06880
6 miles
Tiny Nooks is a professional ADU builder in Westport, CT, serving Fairfield County. They offer custom ADUs, garage conversions, home offices & pool houses with full project management, quality craftsmanship & on-time delivery.
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Peragallo Construction
500 South Brooksvale Road, Cheshire, CT 06410
39.1 miles
Peragallo Construction builds custom ADUs in Central & Southern Connecticut, including detached cottages, in-law suites, garage conversions & basement apartments. Serving Cheshire, Wallingford & Guilford. ADU costs range $150K–$350K.
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Alec's Construction
1 South Ocean Avenue, Patchogue, NY 11772
32.2 miles
Alec's Construction builds ADUs on Long Island, including garage conversions, basement units & detached cottages. Serving Suffolk County, they handle permits, design & construction. Costs range from $50K–$300K+.
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Sunwood Home Builders & Remodelers
273 North Colony Street, Wallingford, CT 06492
42.9 miles
Sunwood Home Builders & Remodelers, building since 1985, offers ADU construction across Connecticut. Services include detached ADUs, in-law suites, garage conversions & more. Over 600 homes built. Projects typically take 6–12 months.
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Other cities in Connecticut
What you need to know
Searching for top Detached ADU ADU Contractors in Darien Downtown, Connecticut? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Darien Downtown ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Detached ADU professionals can guide you through every step.
Darien Downtown homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Darien Downtown, Connecticut, and get started today.