HighSage Ventures is a Boston-based private investment firm founded by Jonathon S. Jacobson and backed by permanent capital. The firm invests in both public and private companies across various industries and security types, aiming to create long-term value for philanthropic purposes. HighSage typically engages in investment rounds ranging from Seed to Series F, with a focus on partnering with world-class operators to generate exceptional per-share value over a decade or more.