Horizon 3 AI, Inc.
Last verified 2026-05-22. JSON
| Total raised | $73.0M |
|---|---|
| Latest round | Funding round, $73.0M, 2025-05-22 |
| Founded | unknown |
| Headquarters | SAN FRANCISCO, CA |
| Industry | ai |
| Stage | unknown |
| Website | horizon3ai.com |
Horizon3.ai operates NodeZero, an autonomous penetration-testing platform that runs real attack techniques continuously against internal, external, cloud, and Kubernetes environments without agents or downtime. It serves Fortune 10 companies, the NSA, financial institutions, healthcare, manufacturers, and MSPs. NodeZero proves exploitability and re-verifies fixes after remediation.
Funding rounds
| Date | Round | Amount | Lead |
|---|---|---|---|
| 2025-05-22 | Funding round | $73.0M | undisclosed |
Detected tech stack
Cloudflare, The SEO Framework, Ahrefs, Kinsta, Google Tag Manager, jQuery Migrate 3.4.1, Cloudflare Bot Management, CookieYes, WordPress, Bricks, BugHerd, MailChimp
Provenance
| Fact | Status | Basis |
|---|---|---|
| Funding round, $73.0M | sourced | SEC EDGAR named as publisher. Document, retrieved 2026-09-25. |
| Total raised $73.0M | sourced | SEC EDGAR named as publisher. Document, retrieved 2026-09-25. |
| Company existence | self-reported | horizon3ai.com, read 2026-05-22 |
| Description | self-reported | horizon3ai.com, read 2026-05-22 |
Change history
| Date | Fact | Change | Basis |
|---|---|---|---|
| 2026-09-25Latest round: seed, $73.0M, 2025-05-22 → Funding round, $73.0M, 2025-05-22, SEC EDGAR, document, retrieved 2026-09-25 | Latest round | seed, $73.0M, 2025-05-22 → Funding round, $73.0M, 2025-05-22 | SEC EDGAR, document, retrieved 2026-09-25 |
| 2026-09-25Round: attributed → sourced, SEC EDGAR, document, retrieved 2026-09-25 | Round | attributed → sourced | SEC EDGAR, document, retrieved 2026-09-25 |
Records begin 2026-09-24. All changes