- Recent Funding
- Investors
- Saisei Ventures
Saisei Ventures portfolio
Saisei Ventures has 1 portfolio company on record at Recent Funding.
About this page
It is a venture capital firm based in Cambridge, US, founded in 2020. Its most recent investment on record is Tune Therapeutics's $40M Series A round in December 2021, alongside Emerson Collective, NEA, Mission BioCapital and 1 other. That company is in Health and bio.
About Saisei Ventures
What Saisei Ventures invests in
- Health and bio · 1 · 100%
How Saisei Ventures invests
| Stage | Deals | Capital in rounds |
|---|---|---|
| Series A | 1 100% | $40M |
Saisei Ventures portfolio companies
TTune Therapeutics$40MSeries A · Dec 2021
| Company | Round with Saisei Ventures | Total raised | Latest raise |
|---|---|---|---|
Health and bio |
Series A · $40M | $215M | Jan 12, 2025 Series B+ |
Most frequent co-investors
NNEA1 shared round · last Dec 2, 2021
MMission BioCapital1 shared round · last Dec 2, 2021
EEmerson Collective1 shared round · last Dec 2, 2021
HHatteras Venture Partners1 shared round · last Dec 2, 2021
Similar investors
AAvant Bio1 company · 1 deal in 12 mo
BBiospring Partners1 company · 1 deal in 12 mo
CColossa Ventures1 company · 1 deal in 12 moCCommerzbank1 company · 1 deal in 12 mo
CCultivian Sandbox Ventures1 company · 1 deal in 12 mo
FFiducia1 company · 1 deal in 12 mo
Investors whose portfolios on Recent Funding center on the same category (Health and bio).
How this is counted
Firm profile: Fundraising Fox Open Dataset v2026-09, CC BY 4.0. Track-record counts are theirs, not Recent Funding's.
Share is of the 1 round on Recent Funding that name Saisei Ventures. Rounds with no announced date are left out of the year split, and "round" is a round whose stage is not on file.
Portfolio companies are the companies on Recent Funding with a round that lists Saisei Ventures, which is a subset of its real portfolio. API: /api/v1/investors/saisei-ventures (get a free API key). More: the most active VC firms and new venture capital funds.