Founded in 2004, Life Science Angels provides seed and early stage funding for biotechnology and medical device companies. With a main office in Sunnyvale, California, the fund typically invests in 2-6 rounds annually, ranging from $5-10 million. Led by Allan May, the fund has a track record of fewer exits compared to other companies. While its top activity was in 2007, the fund remains active in 2019. Life Science Angels invests in startups with an average value of $1-5 million and has a preference for companies in the medical device and health diagnostics fields. Notable portfolio startups include Vaxart, Verdezyne, and OncoHealth. The fund primarily invests in the United States and looks for startups that are 2-3 years old. Life Science Angels typically participates in rounds with 4-5 participants and often co-invests with other angel groups like Tech Coast Angels and Sand Hill Angels.