HORIZON 3 has secured $250 million in a Series E funding round, increasing its valuation from $650 million to $2 billion within a year. Co-led by NightDragon and NEA, the funding reflects investor confidence in Horizon3's strong market performance and growth potential in the cybersecurity sector. Founded in 2019, Horizon3 focuses on using AI to enhance cybersecurity defenses, deploying agents within client IT networks to find vulnerabilities proactively.
With over 7,000 clients, including Fortune 10 companies, and a 120% year-over-year growth in annual recurring revenue (ARR), Horizon3 aims to use the funding for expanding market reach through strategic partnerships and bolstering R&D to keep pace with evolving AI threats. The venture illustrates a broader dynamic in equity investment where potential revenue growth drives investor interest.