Certified by Founder Lodge
Horizon3.ai
United States - San Francisco, CA
START UP
1 Disclosed Funding Rounds $30,000,000
0 Participating Investments
-
Operating Status
Active
-
Last Funding Type
Seed
-
Company Type
For Profit
- Website
- Contact
- Social Links
Horizon3.ai's mission is to help you find and fix attack vectors before attackers can exploit them. NodeZero, our autonomous penetration testing solution, enables organizations to continuousl
| Date | Round | Raised | Participating Investors |
|---|---|---|---|
| November, 02 ,2021 | Series B | $30,000,000 | |
| August, 09 ,2023 | Series C | $40,000,000 | |
| June, 11 ,2025 | Series D | $100,000,000 | |
| June, 11 ,2025 | Series D | $100,000,000 |
Lumu Technologies
Naoris Protocol
Opaque Systems
Normalyze
RevealSecurity
Avallon AI (YC X25) | $4,600,000 | (Nov 7, 2025)
Kaizen Labs | $12,000,000 | (Nov 7, 2025)
SiteLabs | $2,000,000 | (Nov 7, 2025)
Fintary | $10,000,000 | (Nov 7, 2025)
Inception | $50,000,000 | (Nov 7, 2025)
