Horizon3.ai
Security Software · California, United States · 201-500 Employees
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Overview
Headquarters
San Francisco, California, 94103, United...Phone Number
(650) 445-4457Website
www.horizon3.aiRevenue
$47.7 MillionIndustry
ZI Rank: 3
Signal Type
Feb
Mar
Apr
May
Jun
Jul
ZI Rank
3
7
4
3
3
3
About Horizon3.ai
Horizon3.ai is a cybersecurity company headquartered in San Francisco, California, specializing in autonomous penetration testing through its platform, NodeZero. Founded by a team of former U.S. Special Operations cyber operators and cybersecurity experts, the company aims to help organizations identify and remediate security vulnerabilities from an attacker's perspective. NodeZero enables continuous security assessments without the need for agents, code, or consultants, allowing enterprises to proactively discover, prioritize, and verify exploitable risks in their environments. By simulating real-world attack scenarios, Horizon3.ai assists businesses in strengthening their security posture and reducing potential threats.Explore more
Horizon3.ai Org Chart
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Horizon3.ai is experiencing very low activity levels compared to other companies in the Software sector.
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Horizon3.ai is drawing exceptional interest within the Software industry, suggesting notable developments or strong market momentum, learn more about Horizon3.ai.
Horizon3.ai financials insights
Gather financial insights about Horizon3.ai, including details on funding rounds, investors, total funding, and acquisitions, to gain a comprehensive understanding of their financial strategy.
2020
Angel/Seed
$3.5M
2021
Series A
$5M
Series B
$30M
2023
Series C
$40M
2025
Private Equity
$73M
2026
Series E
$250M
Horizon3.ai Tech Stack
A closer look at the technologies used by Horizon3.ai
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Open Position
Open Position
Person-Based
Cyber Security, Artificial Intelligence
Open Position
Hiring Plans
Hiring Plans
Horizon3.ai News & Media
Horizon3 Raises $250 Million to Fund Continuing Growth - SecurityWeek
Venture financing has become an essential factor in growing new business in today’s fast moving economy. Horizon3’s latest funding explains how and why.Horizon3 hits $2 billion valuation with $250M Series E as AI threats escalate
Cybersecurity startup Horizon3 raised $250 million at a $2 billion valuation as companies want continuous, AI-powered security validation instead of annual pentesting.Horizon3.ai names Dan Bird MBE Field CTO for EMEA cyber push - IT Brief UK
Horizon3.ai appoints defence veteran Dan Bird MBE as EMEA field CTO to sharpen offensive security amid rising regional cyber threats.Horizon3.ai hires former Rubrik CMO Andres Botero as CMO | BL Stock News - Stock Titan
Andres Botero joins Horizon3.ai after Rubrik’s ARR topped $1B. The offensive security firm also closed a $100M Series D and ranked 3rd on Deloitte’s Fast 500.
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Frequently Asked Questions Regarding Horizon3.ai
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Horizon3.ai is a cybersecurity company headquartered in San Francisco, California, specializing in autonomous penetration testing through its platform, NodeZero. Founded by a team of former U.S. Special Operations cyber operators and cybersecurity experts, the company aims to help organizations identify and remediate security vulnerabilities from a... Read More
