Residential, Commercial & Institutional Architecture TSA (Thompson Studio Architects) has completed projects throughout the United States. We have designed new homes in the SF Bay area, Tahoe and Redding, coastal South Carolina and the Appalachian Mountains. The firm has been involved in the design and construction of commercial projects in 15 US cities outside of the SF Bay region. The partners of TSA, Doug Thompson and David Thompson, have designed, managed or supported the development of a range of projects that include an addition to the Mill Valley Public Library, the Grace Cathedral Close Addition and School for Boys, Haas Center for Public Service at Stanford University, Mountain View City Hall and Community Theater, Homes and Village at Parrot Tree Island, South Bridge Inn and Center, St Helena, the Rugby Field House at the University of California,Berkeley