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Business Details
32 Years
experience
Custom Home Builders in Mercer Island, WA
We are a family-owned and operated home building company serving the Pacific Northwest since 1994. Our team combines over 30 years of construction expertise with a commitment to crafting distinctive custom homes, residential remodels, and commercial projects. We prioritize working closely with clients and architects to create spaces that balance exceptional design with functional living. Our reputation for quality, honesty, and attention to detail has been built through decades of successful projects and client referrals.

As active members of the Master Builders Association and Building Industry Association of Washington, we uphold the highest industry standards. Our process emphasizes personalized service, ensuring every project meets our clients' unique vision while maintaining our dedication to excellence.
Services
Custom Home Building Residential Remodels Commercial Construction
Details
  • Year established: 1994
Highlights and features
  • We have over 25 years of hands-on construction experience in the Pacific Northwest.
  • Our personalized approach ensures seamless collaboration with clients and architects.
  • Projects are completed with a commitment to superior quality and design excellence.
  • Nearly all projects result from referrals by very satisfied clients.
  • Active members of regional building industry associations since 1994.
Associations and certifications
  • Master Builders Association of King and Snohomish Counties
  • Building Industry Association of Washington
What people say
Superior quality Stunning design Trust Accommodating Diligently
Services
Custom Home Building
We specialize in creating distinctive custom homes tailored to clients' visions. Our process involves collaborating with architects and homeowners to design and construct modern or traditional residences. With over 25 years of experience, we maintain exceptional craftsmanship standards while ensuring functional living spaces that reflect homeowners' lifestyles across the Pacific Northwest.
Residential Remodels
Our team brings quality-driven approaches to select residential remodeling projects. We work closely with homeowners to explore expansion or enhancement possibilities for existing properties. The same dedication to design excellence and craftsmanship applied to new homes extends to transforming living spaces through strategic renovations across the Puget Sound region.
Commercial Construction
We deliver commercial tenant improvements and construction projects across multiple sectors. Our experience spans office buildings and retail spaces, applying the same meticulous attention to detail that defines our residential work. With decades of combined construction expertise, we execute commercial projects efficiently while maintaining high-quality standards throughout the Pacific Northwest.
People
Clay March
Founder
Clay March established March-Mac Donald in 1994, leveraging two decades of construction experience to specialize in custom homes and commercial projects. His leadership emphasizes quality craftsmanship and client satisfaction.
Questions
What areas do you serve for home construction?
We operate throughout the Pacific Northwest with particular expertise in the Puget Sound region.
Can you work with my preferred architect?
Yes, we collaborate with any architect you choose or can recommend experienced professionals from our network.
How long have you been building homes?
Our team has delivered quality projects in the Pacific Northwest since 1994.
Do you handle commercial projects?
Yes, we have extensive experience with commercial tenant improvements and office construction projects.
Are you part of industry associations?
We are proud members of the Master Builders Association and Building Industry Association of Washington.
What differentiates your home building process?
Our personalized approach combines craftsmanship with client collaboration throughout every project phase.