Marksymov Brownstone LLC is a licensed Seattle ADU contractor offering basement, garage & attic conversions. They handle design, permits & construction, ensuring code compliance across Seattle, Bellevue & Kirkland.
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Lakeside ADU & Home Planning, based in Lake Stevens, WA, is a full-service ADU builder serving the Puget Sound Region. They specialize in backyard cottages, mother-in-law suites, garage conversions, and new builds, managing design, permitting,... read more
Seattle Backyard Homes builds expert ADUs, DADUs, garage conversions & backyard cottages in Seattle and Bellevue. Full-service ADU contractors handling design, permits, zoning & construction with quality craftsmanship and transparent prici... read more
J Hanby LLC offers ADU and basement conversion services in the Eastside area. Specializing in detached ADUs, garage conversions, granny flats, and basement renovations, they help homeowners maximize property value and ROI.
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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
DIGS is a trusted ADU builder serving King & Snohomish County, WA. They offer custom ADU/DADU design, permitting, construction, and site development, helping homeowners add rental income, property value, and flexible living space.
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BB Builders Pro specializes in ADU construction, garage conversions, home additions, and detached backyard cottages. Services include custom design, permitting, zoning compliance, and renovations—ideal for rental income or family housing.
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Twin Brothers Group is a licensed framing contractor in Washington State specializing in ADU, DADU, garage conversions, and home additions across King and Snohomish County, serving Seattle-area GCs and owner-builders.
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Interbay Construction is a Washington State ADU contractor building guest houses, in-law suites, detached ADUs & backyard cottages. Quality materials, clear communication & reliable timelines for every accessory dwelling unit project.
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Homez Remodel is a Seattle ADU builder specializing in DADUs, backyard cottages, garage conversions & basement ADUs. With 10+ years experience, they handle permits, design & construction across Seattle, Bellevue, Kirkland & more.
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Levite Construction Co is a Seattle-based family-owned general contractor offering kitchen remodeling, bathroom remodeling, ADU construction, garage conversions, new builds, interior design, and more across the Greater Seattle area.
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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
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
Seattle-based United Signature specializes in ADU & DADU construction. They offer custom design, permitting, and project management. Benefits include rental income, multi-generational living & versatile spaces. Financing available via Enha... read more
Everett, Washington, the seat of Snohomish County and home to major employers like Boeing and Naval Station Everett, has seen significant housing demand growth in recent years. As the city continues to expand, ADU contractors in Everett, WA are playing a crucial role in helping homeowners maximize their property value and address the region's housing shortage. Whether you're near the waterfront, in the Bayside neighborhood, or close to the Everett Station transit hub, adding an Accessory Dwelling Unit can be a smart investment in this competitive Pacific Northwest market.
Before hiring an ADU contractor in Everett, it's essential to understand the local zoning and building codes. Everett follows Washington State's updated ADU-friendly legislation, and the city has its own specific requirements that experienced contractors must navigate carefully. Key regulations include:
A qualified Everett ADU contractor will handle every phase of your project, from initial design and permit applications to final inspections. Given Everett's rainy Pacific Northwest climate, experienced local contractors understand the importance of proper waterproofing, insulation, and moisture management — critical factors for any new construction or garage conversion in this region. They will also be familiar with Everett's utility connection requirements, including hooking up to the city's water and sewer systems.
Homeowners in Everett work with ADU contractors to build several types of units, depending on their lot size and budget:
Choosing a contractor with direct experience in Everett, Washington ADU projects ensures smoother permitting, faster approvals, and construction that meets local code standards. Local contractors understand Snohomish County's soil conditions, Everett's specific inspection processes, and the nuances of building in a city that balances historic neighborhoods with rapid modern development. Investing in a professional, licensed ADU contractor in Everett is the most reliable path to a successful, code-compliant accessory dwelling unit.