Northwest Builders & Renovation

1135 Lake Washington Boulevard North, Renton, WA 98057 45.5 miles

Exceptional Home Builders Seattle

1525 11th Avenue, Seattle, WA 98122 47.9 miles

Licensed 20 years in business Luxury Builds

Exceptional Home Builders is a Seattle ADU contractor with 20+ years of experience. They offer full-service ADU construction, design-build, permitting, interior design, and renovations for backyard cottages, garage conversions, and basement units.... read more

Seattle ADU

509 Olive Way, Seattle, WA 98101 47.4 miles

Seattle ADU is a Seattle-based contractor specializing in accessory dwelling units, including detached ADUs, garage conversions, attached ADUs, and JADUs. They manage design, permitting, and construction for homeowners seeking additional living sp... read more

Sockeye Homes

14638 SE 229th Pl, Kent, WA 98042 42.8 miles

Sockeye Homes designs & builds custom ADUs and DADUs, offering full-service support from permits to construction. Fixed-cost packages range from $218K–$335K+, suiting retirees, families & rental income seekers.

Gravity Builders LLC

17422 108th Avenue Southeast, Renton, WA 98055 43.1 miles

Licensed

Gravity Builders LLC is a licensed ADU contractor and custom home builder in Renton, WA. Specializing in ADU/DADU construction, custom homes, outdoor living spaces, and concrete work, they deliver quality craftsmanship with transparency and integr... read more

Microhouse

114 North 42nd Street, Seattle, WA 98103 49.5 miles

Microhouse is a Seattle-based ADU builder specializing in custom detached ADUs (DADUs). They guide homeowners through zoning, design, and construction. Seattle permitted 551 DADUs in 2022, with a 40% increase in 2023. Microhouse offers site assess... read more

True Built Home

3403 North Proctor Street, Tacoma, WA 98407 25.2 miles

Eco-Friendly

True Built Home builds custom ADUs in Washington & Oregon, offering 14 floor plans from 495–1,199 sq ft, priced from $119,900. Plans include granny flats, in-law suites & backyard cottages with transparent pricing and customizable design... read more

Ballard Backyard Cottages

4142 2nd Avenue Northwest, Seattle, WA 98107 49.4 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.

Red's Construction & Renovation

Federal Way, WA 98003 33.3 miles

Licensed

Red's Construction & Renovation serves Federal Way & South King County, WA, specializing in ADU construction including detached, attached, garage conversions & basement units. Costs range from $50K–$300K+. Licensed, insured, transpar... read more

Love Construction

17025 33rd Avenue South, SeaTac, WA 98188 40 miles

Eco-Friendly

Love Construction builds ADU & DADU units in Seattle & Puget Sound to Passive House standards. Attached ADUs cost $85K–$280K; DADUs $175K–$550K. Includes permitting, energy modeling & a 5-year warranty.

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What you need to know

Searching for top Attached ADU ADU Contractors in Olympia, 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 Olympia 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.

Olympia 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 Olympia, Washington, and get started today.

Attached ADU near Olympia, WA