Serving the greater Puget Sound for over 70 years
From design through warranty work, we help our customers navigate the increasingly complex task of building, improving or renovating their home.
Complete design services, including engineering, from the conceptual phase through permit acquistion.
Our team of experts will help you at every stage of updating your home to suit your current lifestyle.
Let Thornberg Construction help increase the value, function and livability of your home or property.
Contract documents, including cost breakdown and scope of work, so you know what you are receiving.
Located in Sammamish, Washington, Thornberg Construction has been bringing quality remodeling, renovation and custom home building to Seattle and the Eastside for over 70 years. Our committed team of craftsmen, managers and subcontractors work hard for our clients while providing superior service.Contact us