Horizon Three Ai

Cloud based pentesting platform

placeSan Francisco, California, United States calendar_todayFounded 2019 groups102 employees language horizon3.ai

Registered entities

Social engagement

Social engagement: 30.4K social following, 10 posts in the last 12 months — below the industry typical range.

Investor mix

8 investors on record; lead investors include SignalFire, Craft Ventures, New Enterprise Associates.

Investor typeCountShare
Venture capital788%
Other / undisclosed113%

Recent activity

1 Jul 2026
Event
CTEM program
30 Jun 2026
Expansion
Amsterdam
26 Jun 2026
Partnership
Brinqa
Coming soon