pc:hor1a

Horizon3

Horizon3 is an AI-native proactive security company that develops NodeZero, an autonomous penetration testing platform. The platform uses AI to simulate real-world cyberattacks, enabling organizations to continuously identify, validate, and remediate exploitable security vulnerabilities across enterprise, government, and regulated industries.

Leadership & Board

Currently, no data available

Latest Estimated Valuation

Estimated Valuation$2B

Estimated Valuation$2B

Total Amount Raised$250M

Total Amount Raised$250M

Total Funding Rounds1

Total Funding Rounds1

Latest Funding Amount$250M

Latest Funding Amount$250M

Latest Funding RoundSeries E

Latest Funding RoundSeries E

Post-Money Valuation$2B

Post-Money Valuation$2B

Funding Round

Aug 04, 2026

Series E

$250.00M

$2.00B

Investors

Series E

Series E

Series E

Blue Cloud Ventures

Series E

Series E

Series E

Sapphire Ventures

Series E

Series E

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