Salisbury Construction Worcester

453 Chandler Street, Worcester, MA 01602 34.3 miles

Salisbury Construction Worcester builds ADUs across Worcester County, Central Mass & MetroWest. Services include detached units, garage conversions, basement conversions & home additions using a streamlined design-build process.

Alcantara Construction

407R Mystic Avenue, Medford, MA 02155 35.2 miles

Alcantara Construction is an experienced ADU contractor specializing in detached ADUs, garage conversions, JADUs, in-law suites, and granny flats. They guide homeowners through planning, permitting, and building accessory dwelling units efficientl... read more

13 Gables Inc

64 Millbury Road, Worcester, MA 01540 42.7 miles

Licensed 38 years in business

13 Gables Inc, a licensed MA general contractor with 38+ years experience, builds custom ADUs including detached units, garage conversions & in-law suites. Massachusetts' 2025 Affordable Homes Act now allows ADUs by right in single-family zone... read more

Brittivia Homes & Construction

913 Northfield Road, Lunenburg, MA 01462 11.1 miles

20 years in business

Brittivia Homes & Construction offers expert ADU construction in Middlesex, Worcester & Essex counties, MA. With 20+ years experience, they handle permits, garage conversions & in-law suites. Costs range $150–$300/sq ft.

Benson Wood

6 Blackjack Crossing Road, Walpole, NH 03608 46.8 miles

Eco-Friendly Free Consultation

Benson Wood is an ADU contractor specializing in compact, energy-efficient homes under 600 sq ft. They build ADUs, guest homes, granny flats, and in-law suites with near-net-zero performance for practical, affordable residential living.

Post Woodworking

163 Kingston Road, Danville, NH 03819 29.6 miles

Post Woodworking builds custom Accessory Dwelling Units (ADUs), including detached ADUs and in-law suites. They offer flexible involvement, from full construction management to building only, ensuring seamless integration with your existing home.<... read more

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What you need to know

Searching for top Detached ADU ADU Contractors in Hollis, New Hampshire? 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 Hollis 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.

Hollis 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 Hollis, New Hampshire, and get started today.

Detached ADU near Hollis, NH