New ADU & DADU Construction

ADU and DADU builders serving Seattle, Tacoma, and surrounding areas—designed for flexibility and long-term value.
Smart. Efficient. Flexible.

ADU & DADU Construction in Seattle & Tacoma

We build ADUs and DADUs across Seattle, Tacoma, Renton, and nearby areas—designed to maximize space and fit naturally into your property.

What we build:

  • Detached ADUs (DADUs)
  • Attached ADUs
  • Garage conversions
  • Full construction and planning
  • Utility connections
Small Space. Big Value.

Built for Flexibility

ADUs should feel like real homes—not afterthoughts. We build efficient, well-designed spaces across the Seattle–Tacoma area.

Our approach:

  • Smart layouts
  • Efficient use of space
  • Code-compliant builds
  • Long-term value

Serving Seattle, Tacoma, Kent, Covington, and surrounding communities.

Recent ADU Projects

Service Areas

Proudly Serving the Greater Seattle Area

Absolute Q Construction provides Custom Home and Remodeling services across the Greater Seattle region. Whether you’re in the city or surrounding communities, our team is ready to bring quality craftsmanship to your home.

ADU & DADU Frequently Asked Questions

Get answers to common questions about ADU and DADU construction, timelines, permits, costs, design options, and what to expect from planning to completion.
An ADU is an accessory dwelling unit attached to or within the main home, while a DADU is a detached accessory dwelling unit built as a separate structure on the property.
We build attached ADUs, detached ADUs (DADUs), garage conversions, and fully custom secondary living spaces designed for your property.
Yes. We guide the project through planning, permitting, code requirements, and construction to help make the process smoother.
An ADU is an accessory dwelling unit attached to or within the main home, while a DADU is a detached accessory dwelling unit built as a separate structure on the property.
Yes. Many homeowners use ADUs for rental income, guest housing, multi-generational living, home offices, or flexible long-term use.
Yes. We build ADUs and DADUs in Renton and surrounding communities throughout the greater Seattle–Tacoma region.

Ready to Add Space and Value to Your Property?

Whether you need rental income, extra living space, or a flexible backyard home, we build ADUs and DADUs designed to last and fit your property naturally.