Brightstone Venture Capital is a Minnesota based venture capital firm investing in technology and life science sector. David Dalvey, Patrick O'Shaughnessy, and Seth DeGroot founded the company on Sep 1, 1985. The company focuses on biotechnology, augmented reality, artificial intelligence, data storage, enterprise software, e-commerce sector, health diagnostics, medical devices, mobile, and semiconductors. It aims to invest in between $250,000 to $10 million in early-stage companies. As of 2020, the company has made 45 investments with 19 portfolio companies and 15 exits.