Lightstone Ventures
Overview
Lightstone Ventures is a global venture capital firm investing in biotech and medtech companies pioneering big ideas poised to transform patient outcomes . The firm empowers visionary entrepreneurs with the resources and operational guidance necessary to bring their innovative therapeutics and technologies to the patients who need them most . Lightstone seeks to identify and support innovative life science companies that have the potential to make a significant impact on human health . With a strong focus on working closely with their portfolio companies, Lightstone provides both financial support and strategic guidance to help these companies achieve their full potential .
Investments
| Company | Date | Stage | Lead |
|---|---|---|---|
| Cerevance | May 2026 | Series C | Co-investor |
| PsiThera | Dec 2025 | Series A | Lead |
| PsiThera | Dec 2025 | Series A | Lead |
| Crystalys Therapeutics | Sep 2025 | Series A | Co-investor |
| Alchemab | Sep 2025 | Series A Extension | Co-investor |
Key People
Mark Deem
Operating Partner
Stacy Enxing Seng
Venture Partner
Caroline G.
Partner
Hanson Gifford
Partner
Ralph Christoffersen
Special Partner
Brendan Kelly
Principal
Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.