Company profile
Armadin
AI-native offensive security: autonomous agent swarms chain low-severity weaknesses into validated kill chains (AI Hyperattacks) so enterprises and government teams can sever real attack paths before adversaries…
- Status
- PrivateResearch map: Private · Series B $255.5M at >$2.5B co-led a16z + Accel (Oct 1, 2026) · total funding $445M · Palo Alto · Kevin Mandia CEO
- Valuation
- Over $2.5B Oct 1, 2026CyberMerge Funding Tracker — PR Newswire / SecurityWeek Oct 1: a16z + Accel co-led; Bain Capital Ventures, Redpoint new; 8VC, Ballistic, GV, In-Q-Tel, Kleiner Perkins, Menlo returned. Total funding $445M. Valuation over $2.5B. Source
- Latest funding
- Series B · $255.5M Oct 1, 2026PR Newswire / SecurityWeek Source
- HQ
- Palo Alto, CA / US (Startup Radar)
- Website
- armadin.com
- CyberMerge Index
- #1 · score 96 Oct 1, 2026
- Last updated
Categories
Funding & valuation
| Date | Round | Amount | Valuation | Source |
|---|---|---|---|---|
| Oct 1, 2026 | Series B | $255.5M | Over $2.5B | PR Newswire / SecurityWeekPR Newswire / SecurityWeek Oct 1: a16z + Accel co-led; Bain Capital Ventures, Redpoint new; 8VC, Ballistic, GV, In-Q-Tel, Kleiner Perkins, Menlo returned. Total funding $445M. Valuation over $2.5B. |
Research map notes
- Research map · AI Security · >$2.5B Series B $255.5M co-led a16z + Accel (Oct 1, 2026) — company/Reuters disclosed valuation over $2.5B; total funding $445M (Bain Capital Ventures, Redpoint new; 8VC, Ballistic, GV, In-Q-Tel, Kleiner Perkins, Menlo returned) Source (recorded Oct 1, 2026)
Latest signals
- Startup Radar · Application Security · snapshot Oct 1, 2026 1 Oct 2026: $255.5M Series B co-led by Andreessen Horowitz and Accel; valuation over $2.5B; total funding $445M. New: Bain Capital Ventures, Redpoint. Returning: 8VC, Ballistic Ventures, Google Ventures, In-Q-Tel, Kleiner Perkins, Menlo Ventures. CEO Kevin Mandia (PR Newswire / SecurityWeek / Reuters). Source
Rankings
- CyberMerge Index · Oct 1, 2026 #1 · score 96. Thu funding print (same-day): $255.5M Series B co-led by a16z + Accel; valuation over $2.5B; total capital $445M seven months after launch; Bain Capital Ventures + Redpoint new; 8VC/Ballistic/GV/IQT/KP/Menlo return (PR Newswire / SecurityWeek / Reuters); funding boost; new to… Source Daily momentum, not market cap.
Competitors
Same-category peers from CyberMerge Research maps, Startup Radar and What's The Use tags.
- OX SecurityPrivateAI-native AppSec from prompt to runtime: ASPM/PBOM, VibeSec for AI-generated code, plus OX Cloud CNAPP with…
- RecoPrivateIdentity/SaaS graph for apps, AI agents, and NHIs: discovers agents, maps reach to…
- Eve SecurityPrivateAgentic AI runtime security (EveGuard): Agent-in-the-Loop observability, intent/data policy enforcement, and…
- HiddenLayerPrivateModel and agent discovery, AI supply-chain scanning, attack simulation, runtime firewall, AIBOM.
- OuterlimitPrivateDecentralized security and authorization layer for agentic AI: extends Zero Trust to the agent action layer…
- Noma SecurityPrivateFull-lifecycle agentic AI security: discovery/AI-BOM, red team, runtime, MCP and agent access control.
- Pillar SecurityPrivateFull-lifecycle agentic AI security: discovery, agentic red team, runtime, MCP/tool security.
- WitnessAIPrivateNetwork-layer GenAI and agent governance: shadow AI, red team, AI firewall.
- Palo Alto NetworksPublic · PANWEnterprise security platform spanning NGFW, SASE, CNAPP, and Cortex SOC analytics.
- CiscoPublic · CSCONetworking-led security spanning access, email, XDR, and industrial control environments.
- UpwindPrivateRuntime-first CNAPP: eBPF sensors for CSPM, CWPP, CDR, and AI-workload protection; expanding via Upwind AI…
- Check PointPublic · CHKPLong-standing network and cloud security with unified threat prevention.
Related CyberMerge stories
- Armadin’s $255.5M Series B at >$2.5B is the offensive-AI consolidation print. Oct 1, 2026 · Funding
On the desk
- Startup Radar · Oct 1, 2026 Armadin raised $255.5M Series B at >$2.5B — a16z/Accel; Kevin Mandia AI offensive security. PR Newswire / SecurityWeek
Figures appear only as recorded in CyberMerge data, with source and date. “Undisclosed” means no published figure in our data. Editorial, not investment advice. Last updated . Spot an error? Tell the desk.