Rockhouse Construction

22 Morgan Mill Road, Johnston, RI 02919 37.8 miles

Rockhouse Construction builds ADUs across Rhode Island, including Providence, Warwick, and Cranston. Options include detached, attached, garage, and basement conversions. Costs range from $60,000 to $480,000+, varying by size and finish level.

Auburndale Builders

151R Adams Street, Newton, MA 02458 24.5 miles

Auburndale Builders completed an 800 sq ft ADU in Newton, MA—a single-level, universally accessible in-law suite with full kitchen, bathroom, bedroom & living area, built in compliance with local zoning regulations.

Luxe & Co Accessory Dwellings

60 Thoreau Street, Concord, MA 01742 35.2 miles

25 years in business Luxury Builds

Luxe & Co. Accessory Dwellings is a Massachusetts ADU builder offering full-service design, construction, and permitting. Founded by Hope Beckman and Sage Conti, they specialize in high-end ADUs including in-law suites, carriage houses, and home offices.

Boston Building Concepts

275 Main Street, Watertown, MA 02472 23.9 miles

ADUs are self-contained living spaces on existing properties. Legal in Massachusetts, local zoning rules apply. Boston Building Concepts is a Massachusetts ADU contractor offering full-service design, permitting, and construction of garage conversions, in-law suites, and detached ADUs.

Pro's Edge Small Homes

27 Pillsbury Street, Georgetown, MA 01833 43.8 miles

Licensed 30 years in business Prefab Specialist

Pro's Edge Small Homes is a licensed ADU contractor in MA & NH with 20+ years experience. They offer turnkey design, permitting & modular construction of granny flats, in-law suites & backyard cottages, including a free property evaluation.

Millbrook Construction Corp.

34 Dewey Street, Saugus, MA 01906 27.2 miles

Millbrook Construction Corp. in Boston specializes in ADU construction, handling design, permits, and builds. Services include detached ADUs, garage conversions, and in-law suites for rental income, family housing, or added property value.

Woodland Builders

195 Hanover Street, Hanover, MA 02339 0.6 miles

Luxury Builds

Woodland Builders is a full-service ADU builder serving South Shore, MA, including Hingham, Plymouth & Scituate. They manage design through construction, ensuring quality, compliance, and streamlined project management for accessory dwelling units.

Ruhan General Contracting LLC

344 John L Dietsch Boulevard, Attleboro, MA 02763 25.4 miles

Ruhan General Contracting LLC builds home additions and ADUs in North Attleboro, MA. Services include room additions, in-law suites, second-story additions, and detached ADUs, covering permits, design, and finish carpentry throughout Massachusetts and Rhode Island.

New England Outdoor

37 Oakland Avenue, Methuen, MA 01844 46.6 miles

55 years in business Prefab Specialist

New England Outdoor, a family-owned business in Methuen, MA, builds custom sheds, garages, pavilions, and ADUs across New England. Specializing in ADU construction, garage conversions, and in-law suites, they handle design, permits, and zoning guidance.

Priced Early Companies

20 Hampden Drive, South Easton, MA 02375 12.7 miles

BuildX - Your Building & ADU Experts

24 Rockland Street, Hanover, MA 02339 0.6 miles

Licensed 40 years in business

BuildX is a premier ADU builder in Southeastern Massachusetts with 40+ years of experience and $450M+ in projects. Offering custom stick-built ADUs, a 100-day build guarantee, and transparent pricing starting from $254,540.

BuildX- Your Building & ADU Experts

1 Marion Drive, Carver, MA 02330 14 miles

Licensed 40 years in business Free Consultation

BuildX is a trusted ADU contractor in Southeastern Massachusetts with 40+ years of experience. They offer custom stick-built accessory dwelling units, granny flats, and in-law suites with a 100-day build guarantee and transparent pricing.read more

NE Tiny Homes

969 Waterman Avenue, East Providence, RI 02914 33.5 miles

Luxury Builds

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.

Alcantara Construction

407R Mystic Avenue, Medford, MA 02155 23.6 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 efficiently.

Amex Construction

15 Industrial Way, Hanover, MA 02339 2 miles

Eco-Friendly

Amex Construction is a Hanover-based design-build ADU contractor serving Massachusetts' South Shore. They manage detached ADUs, barn conversions, and basement suites, handling design, permitting, septic upgrades, and construction under one contract.

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What you need to know

ADU Contractors in Hanover, MA: Building in a Historic South Shore Community

Hanover, Massachusetts, is a charming South Shore town with a rich history dating back to the 17th century, known for its scenic landscapes, strong community character, and proximity to both Boston and the South Shore coastline. As housing demand continues to grow across Plymouth County, many Hanover homeowners are turning to ADU contractors in Hanover, MA to add accessory dwelling units to their properties. Whether you're looking to house aging parents, generate rental income, or create a private workspace, a qualified ADU contractor can help you navigate the process from start to finish.

Zoning and Regulations for ADUs in Hanover, Massachusetts

Before breaking ground, it's essential to understand Hanover's local zoning bylaws. The town operates under specific residential zoning districts, and ADU construction in Hanover must comply with the Town of Hanover Zoning Bylaws. Massachusetts state law, particularly Chapter 40A, provides a framework for ADUs, and Hanover has adopted provisions that allow accessory dwelling units in certain residential zones. Key regulatory considerations include:

What to Expect When Hiring ADU Contractors in Hanover

Working with experienced ADU contractors in Hanover, Massachusetts means partnering with professionals who understand both state building codes and local municipal requirements. A reputable contractor will handle the full scope of your project, including:

Types of ADUs Popular in Hanover, MA

Given Hanover's predominantly single-family residential character and generous lot sizes, several ADU types are well-suited to the area. Detached ADUs (backyard cottages or carriage house conversions) are popular given the spacious properties common in town. Attached ADUs and garage conversions are also frequently pursued by homeowners looking for cost-effective solutions. Interior basement conversions are another option, particularly in older colonial-style homes that are prevalent throughout Hanover.

Why Choose a Local ADU Contractor in Hanover?

Choosing a local ADU contractor familiar with Hanover, MA gives you a significant advantage. Local contractors have established relationships with the Hanover Building Department, understand the town's specific permitting timelines, and are familiar with the soil conditions and architectural styles common to the South Shore region. This local expertise can save time, reduce costs, and ensure your ADU project is completed smoothly and in full compliance with all applicable regulations.

ADU Contractors near Hanover, MA