Saisei Ventures

Saisei Ventures is a venture capital firm focused on early-stage biotechnology, emphasizing cell and gene therapies and regenerative medicine. It employs a science-first approach, identifying discoveries within the Japanese ecosystem. It builds competitive companies by offering strategic guidance and integrating them into global networks.

Established by biotechnology veterans and investors, including Managing Partner Jonathan Yeh and Partner Hikaru Saito, the firm recognized a need for an entrepreneur-centric, science-focused venture capital entity. They provide expertise, guidance, and crucial network connections to foster success for nascent biotech companies, shaping medicine's future.

Saisei Ventures primarily invests in and supports early-stage biotechnology companies. Its mission is to generate returns by backing strong scientific innovations and leveraging the Japanese biotech ecosystem. The firm constructs impactful companies that improve global patient outcomes, focusing on technologies poised to transform healthcare.