Mass ADU is a Massachusetts-based ADU contractor offering full-service accessory dwelling unit construction. Services include free consultations, permitting, design, and build. They serve homeowners statewide with a clear 3-step process.
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Trusted Boston ADU builders specializing in attached, detached, and two-story accessory dwelling units. Stick-built construction ensures code compliance and lasting value. Services include design, permitting, and full project management for multigenerational living or rental income.
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NE Tiny Homes is a full-service ADU builder across the US, offering custom tiny homes, garage conversions, and ADUs from 352 sq ft. Transparent pricing, permit handling, and move-in-ready builds for rental income or in-law suites.
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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.
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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.
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Bradford Construction Management brings commercial-grade project management to every ADU we build across the North Shore. That means daily photo documentation so you always know what's happening on site, transparent pricing so there are no budget surprises, and a clear schedule with real milestones.
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ADU 4 You is a Boston-area ADU contractor offering full-service design, permitting, and construction of accessory dwelling units, including detached ADUs, in-law suites, and garage conversions, with fixed-price quotes and ROI estimates.
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Salas Construction builds custom ADUs in Rhode Island, including attached, detached, and garage conversions. Projects range from $200K–$500K and take 6–12 months. Uses include rentals, guest suites, and multigenerational living.
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Spring Home Improvement offers expert ADU contractor services in Norfolk, MA. Family-owned since 2012, they handle design, permits, and construction with 10+ years of experience, transparent pricing, and a one-year labor warranty.
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Expert ADU builders serving Massachusetts homeowners. Services include detached ADUs, garage conversions, basement units & in-law suites. Fully permitted, code-compliant builds. Costs from $80K. Serving Boston, Cambridge, Worcester & statewide.
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House Improvement LLC builds fully insulated ADUs with electricity and climate control, ideal for home offices or studios. They also construct storage sheds, carports, gazebos, and pergolas for diverse residential outdoor needs.
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Massachusetts ADUs are now legal by right statewide after 2024 legislation. MBA Builders offers full-service ADU construction across Greater Boston, with structured preconstruction planning and builds starting around $450/sq ft.
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An Accessory Dwelling Unit (ADU) is a self-contained living space on a residential property. Massachusetts law now makes ADU construction easier. Aureli Construction offers full-service ADU building, from zoning research to completed construction.
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JFC Pros Construction is a licensed general contractor in Massachusetts offering design, commercial, and new construction services. Their team includes architects, engineers, and tradespeople ensuring full code compliance with NFPA, ADA, IBC, IRC, and local building codes.
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John Crowley Construction Co offers turnkey ADU construction on Massachusetts' South Shore, serving Pembroke, Plymouth, Hingham & more. Licensed (#114197), insured, 25+ years experience. Detached, attached, garage & basement ADUs available.
read moreStoughton, Massachusetts, a vibrant town in Norfolk County with a population of approximately 28,000 residents, has seen steady residential growth in recent years. As housing demand increases across the Greater Boston area, many Stoughton homeowners are turning to Accessory Dwelling Units (ADUs) as a smart solution for adding living space, generating rental income, or housing family members. Finding experienced ADU contractors in Stoughton, MA is the critical first step toward making this investment a reality.
Before breaking ground, homeowners and contractors must navigate Stoughton's local zoning bylaws. ADU projects in Stoughton fall under the town's zoning regulations, which are administered by the Stoughton Building Department and the Zoning Board of Appeals. Massachusetts state law, particularly Chapter 40A, provides a framework that towns must follow, and Stoughton has adopted provisions that allow ADUs in certain residential zones. Key regulatory considerations include:
Skilled ADU builders in Stoughton bring comprehensive knowledge of both local bylaws and state building codes. A qualified contractor will handle the entire process, from initial design and permit applications to construction and final inspections. Whether you are considering a detached ADU, a basement conversion, or an attached addition, professional contractors ensure the project meets all structural, electrical, plumbing, and energy efficiency requirements under the Massachusetts Stretch Energy Code, which Stoughton has adopted.
Stoughton's convenient location along Route 24 and proximity to the MBTA commuter rail make it an attractive area for renters seeking access to Boston and surrounding employment centers. This makes ADUs particularly valuable investments for local homeowners. Key benefits include:
When selecting an ADU contractor in Stoughton, always verify that they hold a valid Massachusetts Construction Supervisor License (CSL) and carry proper liability and workers' compensation insurance. Look for contractors with demonstrated experience in ADU projects specifically, strong local references, and familiarity with Stoughton's permitting process. A well-chosen contractor will save you time, money, and stress throughout your ADU project.