Pillar Security Inc.

Platform that finds, tests, and protects AI agents and workflows across code, cloud, and SaaS.

Pillar covers the AI security lifecycle in one product: discovering every agent and AI workflow an organization runs, red-teaming them for weaknesses, and protecting them at runtime. It spans AI living in codebases, cloud environments, and SaaS tools. Founded in 2023, it raised a $9M seed in 2025.

Category: Agent Security & Governance
Founded: 2023
Funding: $9M raised (Seed, 2025)
Website: https://www.pillar.security

Seen at Black Hat USA 2026 (Startup City sponsor, booth 5711).

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