Key facts
- Notable investors include BoxGroup, Abstract Ventures, Hummingbird Ventures, Moonfire, Drysdale Ventures — 6 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 6 names
- ·Watchlist + deal alerts for White Circle
- ·The full record, as it builds
Funding rounds
No funding rounds for White Circle are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About White Circle
Developer of an AI security software designed for automated testing and protection of machine learning systems. The company's platform detects vulnerabilities like jailbreaks, hallucinations, and data leaks, applies automatic fixes and logs interactions, enabling organizations to secure AI deployments with minimal manual effort across various industries.
- Sector
- Information Technology
- HQ
- Dover, DE, United States
- Founded
- 2025
- Employees
- 7
- Website
- whitecircle.ai/
- Ownership
- Privately Held (backing)
White Circle 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 White Circle 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 White Circle in its N-PORT filings yet. We sweep new filings monthly.