Avalon Building Systems

560 Turnpike Street, Canton, MA 02021 10.5 miles

Licensed 40 years in business Prefab Specialist

Avalon Building Systems builds custom modular homes and ADUs across the northeastern US. A VA Certified Builder, they offer turnkey services, Energy Star-compliant construction, and compact floor plans like in-law suites and backyard cottages.

Mass Tiny Homes

800 Lexington Waltham Plaza #1012, Waltham, MA 02451 6.8 miles

Mass Tiny Homes helps you build the perfect ADU for your needs, whether it be for aging parents or rental income, with an easy, streamlined process from start to finish.

Trust Contractors

65 Hancock Street, Bedford, MA 01730 15 miles

Trust Contractors designs and builds ADUs, including detached units, garage conversions, basement ADUs, and in-law suites. Services cover zoning, permits, and construction, helping homeowners add rental income, family housing, or flexible living space.

MassDwell Solutions

109 Highland Ave, Suite 203, Needham, MA 02494 1.9 miles

Prefab Specialist Eco-Friendly

MassDwell Solutions builds modular ADUs for homeowners, investors & developers. Models range from 470–892 sqft, starting at $164,500. Factory-built steel frame units include full warranties, energy-efficient features & 8–12 week installation.

Boston Deck Builders

Natick, MA 5.6 miles

Free Consultation Free Site Assessment Turnkey Solutions

Boston Deck Builders offers ADU construction in Greater Boston, including detached, attached, and interior units. Services cover planning, permitting, and build. Costs range from $150K–$400K+. Prefab options available. Compliant with Massachusetts ADU regulations.

Heritage Modular Homes

16 Harrington Avenue, Shrewsbury, MA 01545 25.9 miles

40 years in business Prefab Specialist

Heritage Modular Homes builds ADUs across MA, RI, CT & NH. With 40+ years experience, they offer custom ADU design, modular installation & in-law suites, backed by a 10-year warranty & free consultations.

ADU-PRO Corp.

121 Orchard Street, Millis, MA 02054 11.4 miles

Licensed 30 years in business Eco-Friendly

ADU-PRO Corp is a Massachusetts ADU specialist offering full-service construction, permitting, and project management. Led by licensed experts, they help homeowners build granny flats, in-law suites, and backyard cottages up to 900 sq ft.read more

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What you need to know

Searching for top Detached ADU ADU Contractors in Needham, Massachusetts? 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 Needham 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.

Needham 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 Needham, Massachusetts, and get started today.

Detached ADU near Needham, MA