Key facts
- Foldscope’s last known valuation is $12.0M (Aug 2021).
- It has raised $2.2M; the latest was Later Stage VC in May 2025.
- Notable investors include StartX (US), Gates Foundation, Sherpalo Ventures, John D. and Catherine T. MacArthur Foundation, Gordon and Betty Moore Foundation.
- Status: Privately Held (backing).
- ·The complete investor list — 5 names
- ·Watchlist + deal alerts for Foldscope
- ·The full record, as it builds
Funding rounds
No funding rounds for Foldscope are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Foldscope
Manufacturer of paper-based magnification instruments intended for scientific exploration and educational purposes. The company features a modular assembly design utilizing waterproof paper, ball lenses, and magnetic couplers that achieve up to 340x magnification without external power, enabling students, researchers, and citizen scientists in resource-limited environments to perform high-resolution microscopy and share observations through a global digital community.
- Sector
- Consumer Products and Services (B2C)
- HQ
- Palo Alto, CA, United States
- Employees
- 11
- Website
- foldscope.com/
- Ownership
- Privately Held (backing)
Foldscope doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Foldscope shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Foldscope in its N-PORT filings yet. We sweep new filings monthly.