Key facts
- Riot Security’s last known valuation is $172.0M (Feb 2025).
- It has raised $41.9M; the latest was Early Stage VC ($30.0M) in Feb 2025.
- Notable investors include Y Combinator, Kima Ventures, FundersClub, Base10 Partners, Left Lane Capital — 18 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 18 names
- ·Watchlist + deal alerts for Riot Security
- ·The full record, as it builds
Funding rounds
No funding rounds for Riot Security are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Riot Security
Developer of a cybersecurity platform intended to fight and educate about phishing attempts. The company's platform runs fake phishing campaigns on employees and secures products and internal tools by two-factor authentications, enabling companies to educate their employees about security breaches.
- Sector
- Information Technology
- HQ
- San Francisco, CA, United States
- Founded
- 2020
- Employees
- 140
- Website
- tryriot.com/
- Ownership
- Privately Held (backing)
Riot Security 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 Riot Security 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 Riot Security in its N-PORT filings yet. We sweep new filings monthly.