Beth Seidenberg
Investing Profile
Sweet spot: $25M
Range: $2M–$50M
Fund: $750M
Sector and stage focus
- Seed: BioTech, Health IT
- Series A: BioTech, Health IT
- general: Diverse Investors, Female Investors, San Francisco Bay Area
Recent investments by Beth Seidenberg
Beth Seidenberg has 8 named past investments in the public record. The most recent:
| Company | Stage | Date | Round size |
|---|---|---|---|
| Star Therapeutics | Series C | Sep 2023 | $90M |
| ACELYRIN | Series C | Sep 2022 | $300M |
| ArsenalBio | Series B | Sep 2022 | $220M |
| Expansion Therapeutics | Series B | Sep 2021 | $80M |
| Electra Therapeutics | Series C | Oct 2025 | $180M |
| Neuron23 | Series D | Jun 2025 | $97M |
| Kate Therapeutics | Series A | Jun 2023 | $51M |
| Kyverna Therapeutics | Series B | Aug 2023 | $60M |
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