ADU Construction

What This Service Involves

Accessory dwelling units create flexible space for family, guests, or rental income on your existing lot. We handle the full ADU process from design and permitting through construction, meeting the specific zoning rules across Puget Sound jurisdictions. Our units are built with the insulation, moisture control, and efficiency that make small spaces comfortable in the PNW climate. The finished ADU adds lasting value and versatility to your property.

Benefits

A legal, self-contained unit on your existing lot; Flexible use for family, guests, or rental income; Full handling of design and permitting; Efficient, comfortable construction for small spaces; Lasting added value to your property

Our Process

1) We review your lot and confirm ADU zoning eligibility; 2) We design the unit and secure the required permits; 3) We construct the ADU with efficient, weather-tight methods; 4) We complete final inspections and hand over the keys

What Affects the Cost

Size and layout of the ADU; Attached versus detached construction; Utility connections and site work; Finish level inside the unit; Local permit and impact fees

Best Time of Year

Detached ADU foundations and framing progress best in the drier months, so planning permits through winter positions the build for spring.