Horizon3.ai

Horizon3.ai

horizon3.ai

computer & network security

San Francisco, California, United States
201-500 employees
30000000 revenue

About Horizon3.ai

cybersecurity, penetrationtesting, ai, purpleteams, infosec, machinelearning, datasecurity, autonomouspentesting, attack surface management, red teams, offensive security, pentesting, security validation, security verification, exploitable vulnerabilities, vulnerability prioritization, threat intelligence integration, ai in offensive security, education, real-time vulnerability discovery

30 technologies detected · 4 decision makers · Emails available

Sales Outreach Angle

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Horizon3.ai's Position in the StackWho Database

  • Horizon3.ai is 1 of 4,889 computer & network security companies tracked in StackWho.
  • 4,875 computer & network security companies in our database have verified decision-maker emails (100% of the cohort).
  • 53,147 companies in California are in the StackWho database.
  • 134 computer & network security companies are in the 201-500 employee range (same size as Horizon3.ai).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does Horizon3.ai use?

Horizon3.ai uses Cloudflare DNS, Mimecast, Microsoft Office 365, CloudFlare Hosting, Route 53, WP Engine, and 24 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Horizon3.ai?

StackWho has verified email addresses for 4 decision makers at Horizon3.ai. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Horizon3.ai directly for sales, recruiting, or partnerships.

What industry is Horizon3.ai in?

Horizon3.ai operates in the computer & network security industry, headquartered in San Francisco, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Horizon3.ai's contact data?

Yes. StackWho Pro members can export decision maker contact data for Horizon3.ai and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.