PersonFounderExecutive
Adam Elsesser
Adam Elsesser is the co-founder, Chairman and CEO of Penumbra, the Alameda-based medical device company that pioneered aspiration thrombectomy for stroke. A former real estate lawyer turned operator, he has run Penumbra since 2004 and, in January 2026, agreed to sell it to Boston Scientific for roughly $14.5 billion.
penumbramedtechneurovascularstrokethrombectomymedical devices