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Eastern WashingtonLicensed & BondedPrice Match Guarantee

ADUs & Additions.

Premier Construction & Design designs and builds accessory dwelling units and home additions across Eastern Washington. Our team manages zoning, permitting, structural design, and full build-out under one roof. Every project ships with transparent pricing, a clear timeline, and a one-year workmanship warranty.

— Our Services
ADU.

Related services we offer.

  • Detached ADUs and backyard cottages
  • Attached ADUs, in-law suites, and basement conversions
  • Garage conversions and garage-with-ADU-above
  • Room additions: primary suites, offices, and family rooms
  • Second-story additions and pop-tops
  • Zoning, permitting, and site plan coordination
— Our Pricing Promise

We compete on quality — not by cutting corners.

If you receive a lower written bid from a licensed, bonded, and insured contractor for the same scope, materials, warranty, and timeline, we'll review it and match it where we can. Honest pricing, no games.

Eligible Projects

  • Roof replacements
  • Siding replacement
  • Flooring installation
  • Deck construction
  • Concrete pours
  • Exterior repairs
  • Defined kitchens & baths

Not Eligible

  • New construction
  • Full home remodels
  • Additions & ADUs
  • Structural reconfigurations
  • Multi-family builds
  • Commercial projects
  • Design-build projects
Price Match Guarantee

Bring us a qualifying written bid. We'll match it where we can, on residential projects under $25,000.

Applies to clearly defined-scope residential projects under $25,000 (before tax). Bid must be from a Washington-licensed, bonded, and insured contractor for identical materials, scope, warranty, and timeline.

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— Areas We Serve
Local.

ADUs and additions across Eastern Washington.

City-specific service pages coming soon.

— Free Project Quote

Let's build your project.

Tell us about your project and we'll be in touch within one business day to schedule your free on-site estimate.

By submitting, you agree to be contacted by Premier Construction & Design about your project.