Stefan Hastrup studied art and architecture as an undergraduate at Brown University and at the Institute for Architecture & Urban Studies in New York City. He then attended Yale School of Architecture, where he studied under visiting professor William Turnbull. After receiving a Masters of Architecture from Yale in 1983, Stefan joined Beyer Blinder Belle in New York to work on the renovation of Ellis Island as a museum of immigration. Returning to California in 1986, Stefan continued to focus on the design of museums and other institutional projects at Robinson Mills + Williams, and later at the San Francisco offices of Polshek and Partners.
Stefan joined Turnbull Griffin Haesloop in 1999 and has served as the project architect for several residential and institutional projects. Stefan has been an active participant in community efforts to replace San Francisco’s earthquake damaged Central Freeway with a surface boulevard and new housing.