Press Releases

Horizon3 and Pax8 are expanding their partnership across Europe, making the NodeZero Proactive Security Platform available to MSPs through the Pax8 Marketplace. The expansion helps partners deliver autonomous penetration testing, prioritized remediation, and ongoing security validation services.

Horizon3 has promoted Keith Poyser to General Manager, EMEA, following more than 260% regional revenue growth in the last fiscal year. Poyser grew the regional team from eight to more than 110 employees and will lead the company's next phase of expansion across Europe, the Middle East and Africa.

Horizon3 has promoted Ellen Sundra to Chief Customer Officer, expanding her leadership across Sales Engineering, Customer Success, Support, Enablement, Renewals and Field CTOs. Her appointment strengthens the company's focus on customer adoption, long-term partnerships and measurable security outcomes with NodeZero.

Horizon3 today announced that it has earned Cyber Essentials Plus certification covering its NodeZero AWS EU network. The network supports Horizon3’s EU data sovereignty site in Germany.

Horizon3 announced a new integration that brings validated NodeZero® findings into CrowdStrike Falcon® Next-Gen SIEM, helping security teams correlate exploitable exposure with broader security telemetry.

Horizon3 appoints federal go-to-market veteran Chad Keefer as Vice President of Federal Sales to lead growth across civilian, defense, and intelligence agencies.

Horizon3 is investing $20 million to accelerate partner-led growth through expanded channel leadership, enablement, strategic alliances, and go-to-market programs that help partners deliver proactive security at scale.

Horizon3, the AI-Native Proactive Security Company behind NodeZero®, the World’s Best AI Hacker™, today announced a $250 million Series E at a valuation of more than $2 billion.

Horizon3 announced NodeZero® WebApp Pentesting, extending its AI-powered autonomous security validation platform to continuously test web applications and validate complete attack paths across identities, infrastructure, cloud, and sensitive data.

World Wide Technology and Horizon3 announced a strategic partnership and launched the Mythos Infrastructure Readiness Assessment to help enterprises continuously validate resilience against AI-accelerated cyber threats.