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.
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Cast Architecture specializes in ADU and backyard cottage design in Seattle since 2009. With 80+ projects, their Cedar Cottage is pre-approved by Seattle & Kirkland. Award-winning designs include Widner Cottage and Lichtenstein Studio. Visit castcottages.com.
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Avead is an ADU contractor offering full-service accessory dwelling unit construction, including attached, detached, junior ADUs, garage conversions, and custom builds. With 20+ years of experience, transparent pricing, and a 5-year warranty.
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Seattle ADUs offer rental income & flexible living. Coates Design Architects guides homeowners through detached, attached, garage & basement conversions. Costs range $200K–$350K+, with 7–11 month timelines. Sustainable design & permit-ready plans included.
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Alfa Framing offers residential construction services including structural framing, siding installation, roofing, and ADU/DADU construction. Serving new builds and additions, they bring decades of experience and a solution-oriented approach.
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Greater Seattle Remodeling builds code-compliant ADUs across the Seattle metro, including detached ADUs, garage conversions, and basement apartments. They match homeowners with vetted contractors for permits, design, and construction.
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ADU Builders Seattle (Maksymov Brownstone LLC) specializes in detached ADU construction across Seattle & King County. Licensed & bonded, they handle zoning, permits, and SDCI approvals. Services include backyard cottages, two-story units, garage conversions & rental-ready DADUs.
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New Image Construction Management is a Washington State general contractor and building company based in Seattle, WA. With a primary focus of new home construction and renovation of residential and commercial properties.
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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 through custom accessory dwelling units.
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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, and construction.
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An Accessory Dwelling Unit (ADU) is an independent living space on a single-family property. Washington State's HB 1337 boosted ADU construction, easing zoning rules, removing owner-occupancy requirements, and capping impact fees at 50%.
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Cornerstone Builders LLC is a Sequim-based ADU builder serving Washington's North Olympic Peninsula for 40+ years. This certified design-build firm manages all phases—design, permitting, and construction—offering transparent, process-driven ADU solutions.
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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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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.
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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, transparent pricing.
read moreLake Stevens, Washington, is one of the fastest-growing cities in Snohomish County, with a population that has surged significantly over the past decade. This rapid residential growth has made Accessory Dwelling Units (ADUs) an increasingly popular solution for homeowners looking to add housing capacity, generate rental income, or accommodate multigenerational families. Finding experienced ADU contractors in Lake Stevens, WA is essential to navigating the city's specific permitting requirements and building codes while maximizing your property's potential.
Before breaking ground, homeowners in Lake Stevens must understand the local zoning and permitting landscape. ADUs in Lake Stevens are governed by the City of Lake Stevens Development Services and must comply with Washington State building codes as well as local zoning ordinances. Key regulations typically include:
A knowledgeable ADU contractor in Lake Stevens will be familiar with these local requirements and can help you obtain the necessary building permits, design approvals, and inspections through the city's permitting office efficiently.
Experienced ADU contractors serving Lake Stevens offer a variety of unit types to suit different lot sizes, budgets, and homeowner goals. Common ADU types include:
Hiring a local ADU contractor with experience in Lake Stevens provides significant advantages. Local contractors understand the nuances of building near the lake, including potential stormwater management requirements and soil conditions specific to the Snohomish County region. They also maintain established relationships with the City of Lake Stevens permitting office, which can help streamline approvals and avoid costly delays.
Whether you're looking to create a rental income property, house aging parents, or increase your home's overall value, an ADU is a smart investment in Lake Stevens's thriving real estate market. Contact a qualified ADU contractor in Lake Stevens, WA today to discuss your project, review zoning eligibility, and begin the design and permitting process.