About
Founded in 2024 in New York, Legion Security provides a browser-native AI security operations center.
Full tier & rationale — an SVTR Intelligence benefit
Capital graph
Funding history
- 2025-08Series A$38M
Investors · CoatueSource · SVTR Weekly #116
Comparable companies· by market
This company
BusinessLatest roundTotal raisedDate- Legion Security
Browser-native AI security operations center
Series A · $38M · 2025-08
$38M
United States
BusinessLatest roundTotal raisedDate- Radiant Security
AI-driven security copilot for security operations centers (SOCs)
Series A · $15M · 2023-11
$15M - Anvilogic
Automated threat detection, hunting and response, letting security teams run security operations across multiple data environments without writing language-specific code
Series C · $45M · 2024-04
$45M - Conifers.ai
Uses agents to help security operations teams investigate security incidents
Undisclosed · $25M · 2025-02
$25M
Europe
BusinessLatest roundTotal raisedDate- Qevlar AI
Autonomous AI agent tools that help security teams quickly investigate and respond to cyber threats
Undisclosed · $45M · 2026-03
$45M - Filigran
OSINT-based threat detection, analysis and response platform
Series C · $58M · 2025-10
$58M - Tines
Helps enterprise security teams automate repetitive tasks
Series C · $125M · 2025-02
$125M
Other / unspecified
BusinessLatest roundTotal raisedDate- Mate
AI agent platform for enterprise security operations centers (SOCs), using LLMs and autonomous AI agents to investigate alerts, correlate evidence and execute response
Series A · $51M · 2026-07
$51M - Above Security
AI-native security platform that detects and prevents insider threats through real-time analysis of human and AI behavior
Series A · $50M · 2026-03
$50M - Daylight
Autonomous managed detection and response (MDR) cybersecurity platform
Series A · $40M · 2025-11
$40M
Confirmed rounds only. Matched on subsector, sector, stage and funding scale — each verifiable on the company profiles.
Investors that may fit
Accel
21 Security & Compliance deals in the last 24 months · 14 at a nearby stage · 16 in NYC Metro
Request intro →Y Combinator
21 Security & Compliance deals in the last 24 months · 19 at a nearby stage · 19 in NYC Metro
Request intro →Andreessen Horowitz
18 Security & Compliance deals in the last 24 months · 12 at a nearby stage · 16 in NYC Metro
Request intro →Cyberstarts
18 Security & Compliance deals in the last 24 months · 9 at a nearby stage · 14 in NYC Metro
Request intro →Greylock Partners
14 Security & Compliance deals in the last 24 months · 10 at a nearby stage · 12 in NYC Metro
Request intro →Ten Eleven Ventures
14 Security & Compliance deals in the last 24 months · 12 at a nearby stage · 7 in NYC Metro
Request intro →Ranked by each firm’s deals in this sector over the last 24 months, weighted by nearby stage and shared geography. Indicative only — no rating judgment.