Horizon3.ai logo

Horizon3.ai

AI-Native Proactive Security

498 employees · est. 2019 · San Francisco, United States

VS
Praetorian Secure logo

Praetorian Secure

Cyber Security Consulting & Compliance Experts. Securing today, for a safer tomorrow!

3 employees · est. 2009 · United States

Praetorian Secure is the older company (2019 vs 2009); Horizon3.ai is the larger of the two.

Side-by-Side Comparison

Horizon3.ai Praetorian Secure
Founded
2019 2009 older
Headquarters
San Francisco, United States United States
Employees
498 larger 3
Industry
AI, Cyber Security, Enterprise Software Cyber Security, Information Technology
Funding Stage
Unknown Not tracked yet
Total Funding
$187.00M Not tracked yet
Funding Rounds
7 Not tracked yet
Services
Autonomous Pentesting, Vulnerability Management, Threat Detection & Response, AI-Powered Security Solutions, Security Control Validation Cybersecurity Consulting, Compliance Services, Virtual CISO Services, Penetration Testing, Application Security, Cloud Security Hardening, Incident Response Readiness
Target Customers
Security Teams, IT Operations (ITOps) Teams, SecOps Teams, Pentesters, Large Organizations, MSSPs and MSPs, Healthcare Providers, Financial Services Defense Contractors, Healthcare Organizations, Regulated Industries, Small and Medium-sized Businesses (SMBs), Aerospace Engineering Firms, Manufacturing Groups
Taxonomy
AI-Native Security, Proactive Security, Autonomous Penetration Testing, Security Posture Assessment, Attack Surface Management, AI-Powered Cybersecurity, Exploit Detection, Security Verification, Threat Modeling, Cyber Defense Optimization, Vulnerability Management, Cloud Security, IoT Security, Offensive Security, Machine Speed Testing Cybersecurity Consulting, Penetration Testing, Vulnerability Management, Risk Assessment, Secure Development Operations, VCISO Services, Policy Development, Physical Security Assessment, Third-party Risk Assessment, PCI QSA, Information Assurance, Certification & Accreditation, Security Awareness Training, DevSecOps Programs
Website
horizon3.ai praetoriansecure.com
Horizon3.ai logo

About Horizon3.ai

Horizon3.ai, founded in 2019, is at the forefront of the cybersecurity industry, specializing in AI-Native Proactive Security. The company's standout product, NodeZero®, serves as an autonomous cybersecurity assessment platform designed to combat the increasing sophistication of AI-powered attacks....

Praetorian Secure logo

About Praetorian Secure

Praetorian Secure, founded in 2009 in the United States, is a Service Disabled Veteran Owned Small Business (SDVOSB) specializing in cyber security and regulatory compliance solutions. With their slogan, "Cyber Security Consulting & Compliance Experts. Securing today, for a safer tomorrow!", they em...

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BounceWatch watches Horizon3.ai and Praetorian Secure for new funding, fast hiring, new executives and a change of software vendor. When one happens, we email you the same day.

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Funding, hiring, leadership and stack changes at Horizon3.ai and Praetorian Secure — by email.

Frequently Asked Questions

Horizon3.ai — AI-Native Proactive Security. Praetorian Secure — Cyber Security Consulting & Compliance Experts. Securing today, for a safer tomorrow!. Both companies operate in related markets but may differ in funding stage, team size, and product focus.
Horizon3.ai has raised $187.00M while Praetorian Secure has raised undisclosed funding.
Horizon3.ai and Praetorian Secure operate in overlapping markets and are frequently compared. Track both companies on Bounce Watch to monitor their growth signals in real time.

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Compiled from the BounceWatch company index. We last looked at Horizon3.ai on 16 Jul 2026, and Praetorian Secure on 15 Mar 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.

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