Basement Conversion

Northwest ADU is a full-service ADU contractor in Western Washington specializing in detached ADUs, garage conversions, and basement conversions. Serving Pierce, King, and Snohomish Counties, projects range from $180K–$350K+, taking 6–10 month... read more

Virginia ADUs—backyard cottages, garage conversions, basement apartments—add living space or rental income. Premier Structures builds compliant ADUs statewide, navigating local zoning, permits, and size rules (250–1,200 sq ft).

Meetinghouse Builders offers custom ADU design & construction in Hollis, NH. Services include detached builds, garage conversions, basement ADUs & home additions. Features 3D renderings, style guides & full construction documents.

Avid Homes is an Omaha, Nebraska remodeling and custom home construction company led by Blaine Beebe. Services include kitchen remodels, bathroom updates, home additions, and full custom builds, guided by quality craftsmanship and transparent comm... read more

Better Builders is a Seattle-based general contractor specializing in residential remodeling, garage conversions, ADUs, kitchen and bathroom remodels, basement finishing, deck repairs, and exterior work, with dedicated project management.

Neil Kelly Washington offers ADU design and build services in the Northwest, including detached ADUs, garage conversions, and attached units. Their team navigates local permits, balances design with functionality, and helps homeowners add value th... read more

Golden State ADUs is a full-service ADU contractor in Sacramento, CA. With 10+ years of experience and 100+ projects, they offer design, permitting, and construction for detached ADUs, in-law suites, and backyard cottages across California.

AVL Contractor builds ADUs in Asheville, NC — detached units, garage conversions, basement & attached suites. Full-service from zoning & permits to construction & inspections, including historic district COA compliance.

EAC Design Build is an Austin, TX remodeling company offering ADU installation, garage conversions, kitchen & bathroom remodeling, home additions, and whole house renovations. Serving 400+ Texas homeowners with quality craftsmanship and warran... read more

Skorco Inc is a Duluth, MN construction company with 12+ years of experience in custom home building, remodels, ADUs, garage conversions, and commercial construction. Serving Duluth and Hermantown with a price guarantee.

Urbatect Development LLC is a California & Washington ADU contractor offering custom homes, garage conversions, JADUs & detached ADUs. 15+ years experience, 3,500+ projects, fixed pricing & 30% faster permits.

Pathway Builders offers custom and semi-custom ADU construction in Boise and Treasure Valley. They build detached, attached, and garage conversion ADUs. Use their online instant quote tool to estimate costs before consulting.

ADU Of Massachusetts is a full-service ADU builder specializing in design, permitting, and construction of accessory dwelling units. Serving homeowners statewide, they build attached, detached, garage conversions, in-law suites, and backyard cotta... read more

UAE Construction builds ADUs in New Jersey & Pennsylvania, offering detached units, garage conversions, and basement ADUs. With 20+ years of experience, they handle permits, design, and construction for rental income or multigenerational livin... read more

Explore pre-designed ADU floor plans from Modern ADU Plans — studio, 1-bed, 2-bed, garage conversions & more. Save time, reduce costs & maximize property value with ready-to-build accessory dwelling unit designs.