Horizon3.ai offers an autonomous penetration testing platform that helps organizations proactively find and fix security vulnerabilities.
Horizon3.ai has raised $250.0M in total funding. The most recent round was Series E. The last funding was announced in August 2026.
Horizon3.ai's investors include Craft Ventures, New Enterprise Associates, Sapphire Ventures, SignalFire, PSG Equity.
Horizon3.ai is headquartered in San Francisco, United States.
Horizon3.ai offers an autonomous penetration testing platform that helps organizations proactively find and fix security vulnerabilities.
Horizon3.ai is at the Series E stage.
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"Horizon3.ai — Funding & Investors." VCBacked, August 3, 2026, https://www.vcbacked.co/company/horizon3ai. Accessed September 1, 2026.
VCBacked. (2026). Horizon3.ai — Funding & Investors. Retrieved September 1, 2026, from https://www.vcbacked.co/company/horizon3ai
{{cite web |title=Horizon3.ai — Funding & Investors |url=https://www.vcbacked.co/company/horizon3ai |website=VCBacked |access-date=September 1, 2026}}Profile data sourced and verified per the VCbacked methodology · Last funding round dated