Alta Group Seattle

500 Southeast Everett Mall Way, Everett, WA 98208 22 miles

Lindal Homes

6840 Fort Dent Way, Seattle, WA 98188 9.8 miles

Lindal Homes offers custom ADU and DADU kit home solutions across the US and Canada. Flexible floor plans, the Lindal Elements collection, and system-built construction make adding a backyard cottage or guest suite efficient and cost-effective.

Cruvers Contracting LLC

1002 Pine Avenue, Snohomish, WA 98290 22 miles

Cruvers Contracting LLC builds ADUs in Snohomish, WA, tackling rural challenges like septic systems, slopes, and wooded lots. Serving areas including Lake Stevens, Monroe, and Everett with phased planning and durable, site-specific construction.

Ballard Backyard Cottages

4142 2nd Avenue Northwest, Seattle, WA 98107 10.5 miles

Seattle's trusted DADU & ADU builder offers custom builds, ADU conversions, and prefab cabins. Transparent pricing, expert guidance, and hands-on construction help homeowners add lasting value with backyard cottages and granny flats.

Seattle ADU Builders

4138 Baker Avenue Northwest, Seattle, WA 98107 10.5 miles

Licensed

Emerald ADU Builders Seattle specializes in ADU design, permitting, and construction. They build detached ADUs, attached ADUs, and garage conversions, serving Seattle homeowners with quality craftsmanship and transparent pricing.

Armada Design & Build Inc.

15600 Northeast 8th Street, Bellevue, WA 98008 2 miles

Licensed 14 years in business Luxury Builds

Armada Design & Build Inc., Bellevue, WA, offers full-service residential design-build since 2011. Specializing in remodels, home additions, and custom builds across Puget Sound, they deliver turnkey solutions with in-house design and quality craftsmanship.

Above & Beyond Construction

13346 Eastbrook Drive Southwest, Port Orchard, WA 98367 26.1 miles

ADUs offer self-contained living with kitchen, bath & bedroom for rental or family use. Room additions expand existing home space. Above & Beyond Construction serves Seattle & Puget Sound homeowners with both project types.

Heartwood Builders

1902 North 34th Street, Seattle, WA 98103 9.2 miles

Eco-Friendly

Heartwood Builders is a Seattle ADU contractor specializing in backyard cottages, basement ADUs, and mother-in-law suites. They handle permitting, use sustainable materials, and help homeowners add rental income or family housing.

Emerald City Construction & Renovation

2571 152nd Avenue Northeast, Redmond, WA 98052 2.7 miles

Eco-Friendly Luxury Builds

Seattle ADU & DADU contractor Emerald City Construction & Renovation builds accessory dwelling units across Seattle, Bellevue & Eastside. Projects cost $350K–$500K+, take 8–14 months, and support rental income, multigenerational living & more.

NW Build

2265 116th Avenue Northeast, Bellevue, WA 98004 2.9 miles

NW Build specializes in ADU & DADU construction in Bellevue and the Puget Sound region. They manage permits, design, and builds for detached ADUs, attached units, and granny flats, adding value to residential properties.

North West Builders & Renovations

1135 Lake Washington Boulevard North, Renton, WA 98057 6.8 miles

Blue Lake Construction

12721 Northeast Bel Red Road, Bellevue, WA 98005 1.9 miles

Free Consultation

Blue Lake is a family-owned Washington State ADU contractor specializing in custom ADUs, DADUs, granny flats, and full-service construction. They offer fixed pricing, transparent communication, and skilled teams for residential and investment projects.read more

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What you need to know

Searching for top Attached ADU ADU Contractors in Bellevue, Washington? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).

Working with a qualified Attached ADU ADU Contractor in Bellevue 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 Attached ADU professionals can guide you through every step.

Bellevue homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Attached ADU experts featured here bring local expertise and proven experience to help make your project a success.

Browse our listings to find the best Attached ADU ADU Contractors in Bellevue, Washington, and get started today.

Attached ADU near Bellevue, WA