Thomas·Fragnoli specializes in high-end 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 of craftsmanship.

A true spirit of fun is at the heart of our culture. We believe every project should be a joyful experience for everyone involved. Our positive, collaborative style is the result of a commitment to being approachable and adaptable. Clients return to us because of the exceptional work and the enjoyable experience we deliver.

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 industry from an early age. Chris brings his depth of knowledge of the Seattle building scene and managerial skills to his position as owner/manager at Thomas·Fragnoli. Chris lives with his wife and dogs in Seattle. When not working, Chris can be found mountain biking, skiing, or fly-fishing.


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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 went on to study design in western Europe prior to founding his first design and construction business, High Seas Construction, in 2000. Paul lives with his family in Seattle’s Ballard neighborhood. In his free time, Paul can be found working on his Lopez Island cabin or sailing through the waters of the San Juans.