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 space.
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Giant Builders Seattle is a Kent, WA general contractor with 20+ years of experience offering ADU construction, garage conversions, kitchen & bathroom remodeling, room additions, roofing, deck building, and more.
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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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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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Northwest ADU is a trusted ADU builder in Mill Creek, WA, offering full-service accessory dwelling unit construction, including detached ADUs, garage conversions, and basement conversions, with expert permit and zoning support.
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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.
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Deane Home Services builds ADUs in South King County, WA, including garage conversions, basement remodels, and detached backyard cottages. Licensed, bonded & insured. Serving Kent, Renton, Federal Way & more.
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Haas Development & Construction offers ADU & DADU construction in Greater Seattle. They handle planning, permits, design, and builds for attached & detached units, including prefab DADU plans, helping homeowners add rental income or family housing.
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Tenhulzen Construction offers ADU and DADU construction services in Washington State, providing pre-approved and custom plans. Options suit various budgets and timelines, with benefits including added property value and flexible living spaces.
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An ADU (accessory dwelling unit) is a secondary dwelling on a single-family lot. Types include basement apartments, garage conversions & detached cottages. Costs vary by size, design, permits & materials. Professional ADU contractors ensure smooth project execution.
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Brutsky Builds is a licensed ADU contractor in Bellevue offering full-service accessory dwelling unit construction. Services start from $210,000, covering design, permitting, and build completion in ~6 months.
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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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NW Finishing is a Seattle-area ADU contractor offering full-service accessory dwelling unit design and construction. Serving Bellevue, Kirkland, Redmond, Renton, and more, they handle permits, planning, and builds for detached, cottage, and prefab ADUs.
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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 months.
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Avio Homes is a Seattle-based ADU contractor specializing in detached ADUs, backyard cottages, and in-law suites. Serving Seattle, Tacoma, and Olympia, they handle design, permitting, and construction with local zoning expertise.
read moreNormandy Park, Washington, is a small, upscale residential city nestled along the Puget Sound shoreline in King County, known for its lush tree canopy, waterfront views, and strict commitment to preserving its quiet, suburban character. For homeowners looking to add an Accessory Dwelling Unit (ADU) in Normandy Park, working with experienced local ADU contractors is essential. The city's unique zoning regulations, environmental considerations, and neighborhood aesthetics all play a significant role in shaping how ADU projects are planned and executed.
Normandy Park follows King County and Washington State guidelines while also enforcing its own municipal code. Homeowners and ADU contractors must navigate several key requirements before breaking ground. Washington State's HB 1337, passed in 2023, expanded ADU rights statewide, allowing up to two ADUs per single-family lot, which applies to Normandy Park residents as well. However, local setback rules, lot coverage limits, and tree retention ordinances can add layers of complexity to any ADU project.
Key regulatory considerations for ADU contractors working in Normandy Park include:
Skilled ADU contractors in Normandy Park offer a range of construction options tailored to the city's residential landscape. The most common types include:
Selecting a qualified ADU contractor in Normandy Park, WA means finding a professional who understands both state-level ADU legislation and the city's specific permitting process. Look for contractors with experience pulling permits through the City of Normandy Park's Community Development Department, familiarity with King County environmental regulations, and a portfolio of completed ADU projects in similar coastal residential communities. A knowledgeable contractor will help maximize your property's potential while keeping your project fully compliant and on budget.