Armadin

Challenger

AI-native cybersecurity using agentic attacker swarms. Founded by ex-Mandiant CEO Kevin Mandia. Record $189.9M Seed+Series A (Mar 2026). Founded 2025, Palo Alto.

AI Threat Detection & Red Teaming
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Updated April 2026

Company Overview

About Armadin

Armadin is an AI-native cybersecurity company founded in 2025, headquartered in Palo Alto. Deploys specialized AI agents in agentic attacker swarms that reason, plan, and adapt like advanced threat actors. Focuses on AI-driven hyperattacks.

Business Model & Competitive Advantage

March 2026: record-breaking $189.9M combined Seed and Series A led by Accel with Google Ventures, Kleiner Perkins, Menlo Ventures, In-Q-Tel, 8VC, Ballistic Ventures. ~60 employees.

Competitive Landscape 2025–2026

Led by CEO Kevin Mandia (ex-Mandiant CEO, sold to Google for $5.4B), with co-founders Travis Lanham, Evan Pena, and David Slater. Incorporates AI into red teaming to examine security from the attacker perspective.

Revenue
$189.9M
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Key Differentiators

Strong Challenger

Armadin is an established challenger with significant market presence and competitive offerings in Security.

Growth Stage

Armadin has achieved $189.9M in revenue, demonstrating strong product-market fit.

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