AI Security
Securing AI/ML systems, models, pipelines, and defending against AI-driven threats.
Manetu
A Ridgewood, NJ seed-stage startup that pivoted from privacy-preserving knowledge graphs to AgentVisor, a hypervisor-style authorization layer that…
BeeSafe AI
Y Combinator-backed San Francisco startup deploying AI agents that directly engage scammers to expose and disrupt their infrastructure.
Kai
Newly launched agentic AI security platform from Claroty and SecurityMatter co-founders, using autonomous agents to detect and respond…
Armilla AI
Armilla AI is a Lloyd's-backed managing general agent offering AI liability insurance, performance warranties, and independent AI model…
Neo
A Boston agentic-software governance vendor led by former SentinelOne COO Nick Warner.
Redcoat AI
San Francisco Bay Area seed-stage startup defending against AI-generated deepfake and social-engineering attacks across SMS, WhatsApp, and other…
Evoke Security
Pre-seed platform for continuously inventorying, threat-modeling, and monitoring AI agents across the enterprise.
SECAI
A Singapore AI threat-detection vendor with a threat-intelligence API and digital risk protection service.
MCPTotal
Secure hosting and monitoring platform for Model Context Protocol servers, pivoted in 2025 from PII-vault maker Piiano to…
1Security
AI-native permission manager for Microsoft 365 that maps who and what — including Copilot and other AI tools…
Runlayer
A New York AI-tool governance control layer with Instacart, Gusto, and Opendoor among named customers.
ValidMind
ValidMind is an AI model-risk governance platform for regulated industries, automating testing, documentation, validation and monitoring of AI…
Trustlook
AI-driven mobile security SDK vendor providing malware detection, junk cleaning, and WiFi threat scanning embedded into OEM devices…
Discern Security
Early-stage AI platform that uses agentic 'loops' to continuously assess, prioritize, and verify remediation of security-control gaps.
Anaconda
A Python and data-science platform that acquired Enkrypt AI in August 2026 to embed AI red-teaming and guardrails.
SURF Security
SURF Security builds a zero-trust enterprise browser and extension that discovers shadow AI usage, enforces data-loss prevention directly…
Koi Security
A 2024-founded Tel Aviv agentic endpoint-security startup reportedly acquired by Palo Alto Networks for about $400M.
Ciphero
AI-native verification layer that captures and governs every AI interaction across employees, agents, and models to catch shadow…
Preamble
Preamble is a veteran-led AI security firm best known for discovering and responsibly disclosing the original GPT-3 prompt-injection…
General Analysis
A seed-stage San Francisco AI red-teaming lab whose adversarial agent extracted $10M+ in fabricated perks from 50 live…
Bloom Security
A seed-stage Tel Aviv endpoint-security startup for AI agents and browser extensions on employee devices.
Guardrails AI
Guardrails AI provides an open-source-rooted platform for detecting and blocking hallucinations, policy violations and data leakage in production…
Glow
A Palo Alto AI-era endpoint-security entrant built on data-platform architecture by Meta, Snowflake, and Claroty veterans.
Augur Security
A San Diego-based predictive threat intelligence company, rebranded from SecLytics in 2025, that analyzes internet infrastructure to flag…