Thomas·Fragnoli specializes in high-end, custom residential, and boutique commercial projects in the greater Seattle area and San Juan Islands. A business born from a 25-year partnership, we pride ourselves on honesty, integrity and quality craftsmanship.

A true spirit of fun is at the heart of our businesses work culture, we believe every project should be a joyful experience for our clients, our employees and our key collaborators. Our positive client centered style is the result of a commitment to being approachable and adaptable. Clients return to us because of our exceptional craftsmanship and the enjoyable experience of building their home.

We are committed to sustainable, efficient building. Our satellite office in the San Juan Islands is entirely solar-powered and off-the-grid to reflect our commitment to incorporating sustainable design into our work. 

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As the youngest in a family with an engineer father and architect mother, Chris Thomas was drawn to the design and building industries from an early age. Chris brings a unique knowledge of Seattle building culture to the company as someone who was born and raised in the Pacific Northwest he is steeped in the traditional and current building and design. Chris is a highly skilled manager who tirelessly strives for the clients vision and unique possibilities of each project he approaches. Chris lives with his wife and two chocolate labs in Seattle, when he’s not working, Chris can be found mountain biking, skiing, or fly-fishing.




Paul Fragnoli has been in the construction business ever since he helped build his family’s homestead in the San Juan Islands in the late 1970s. Paul founded his first design and construction business, High Seas Construction, in 2000. Pauls extensive experience as a carpenter, project manager and business owner give him the perspective and tools for incredible outcomes at each level of a project. Paul lives with his wife and three sons in Seattle’s Ballard neighborhood. On the rare occasion he isn’t working, Paul can be found fixing up his Lopez Island cabin or sailing through the San Juans.