Mill Creek

Custom Home Builders & ADU Contractors Mill Creek

Custom Homes, ADUs, Additions, and Conversions in Mill Creek, WA

Explore What We’re Providing

Remodeling for the Way Mill Creek Homes Are Actually Used

Mill Creek neighborhoods are a mix of new builds, early ’90s developments, and homes that need smarter layouts to match today’s needs. We help homeowners upgrade what’s not working—without overcomplicating the process.

At Signature Build, we focus on custom homes, DADUs and ADUs, garage conversions, and additions across Mill Creek, Washington. Everything is handled by one in-house team—from layouts and permits to the final punch list. Our work includes custom home construction in North Pointe, DADUs in East Gateway, and full home additions in Mill Creek Country Club.

Construction Services in Mill Creek

Custom Homes

Custom home builders in Mill Creek, WA—tailored to your lot, goals, and how you actually live. We manage the full process in-house.

ADUs & DADUs

From detached backyard cottages to over-garage apartments, we design and build fully permitted ADUs and DADUs in Mill Creek.

Garage Conversions

Turn garages into code-compliant, livable square footage—ideal for guests, rentals, or home offices.

Home Additions

We build permitted, integrated additions—from second stories to expanded kitchen and living spaces across Mill Creek.

Whole-Home Remodeling

We take on major remodels in Mill Creek that involve structural changes, layout rethinking, or full reconfiguration.

Commercial Construction

Interior upgrades and light commercial build-outs for retail, medical, and office spaces in Mill Creek, WA.

Discover Expert Insights for Your Next Home Build or Remodel

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3 Breathtaking U-Shaped Kitchen Remodeling Designs for a Functional and Stylish Space

Average Bedroom Size in U.S. Homes: Remodeling Tips for a Spacious Feel

Transforming Your Home’s Curb Appeal with Seasonal Holiday Decorations

Incorporating Festive Patterns And Textures Into Your Holiday Home Decor

Why Mill Creek Clients Work with Signature Build

Everything In-House

From design to construction—one accountable team, no outsourcing.

Mill Creek Code Expertise

We work with Mill Creek’s planning department regularly and understand ADU setbacks, zoning, and permit timelines.

No Fluff in the Scope

Detailed breakdowns, honest numbers, and clear expectations.

Clean, Professional Crews

Sharp work, organized sites, and solid communication throughout.

Financing Options Available

We offer financing on Mill Creek ADUs, custom homes, garage conversions, and more.

Our Process for Custom Homes & Conversions in Mill Creek

Design With Purpose

We focus on how the space needs to work—not just what looks good.

Permits & Planning

We handle approvals, drawings, and city coordination for Mill Creek or Snohomish County.

Construction You Can Count On

Skilled crews, realistic timelines, and oversight that keeps the job on track.

Projects Across Mill Creek, WA

Recent work includes garage conversions in East Gateway, DADUs near Mill Creek Town Center, custom home builds in North Pointe, and additions in Vine Maple neighborhoods.