Summary List PlacementOne of digital health's only early-stage venture firms just raised a fresh tranche of funding to help the youngest startups get off the ground during a pivotal year for the industry. Define Ventures raised $200 million for its latest fund, the second since it was founded by ex-Kleiner Perkins investor Lynne Chou O'Keefe in 2018. The early-stage firm will continue making new investments in companies in the incubation stage all the way up to Series B, Chou O'Keefe told Business Insider.