WhiteMatter Raises $20M Series A

WhiteMatter, based in San Francisco and Austin, is an agent-native security platform that helps enterprises operationalize and secure AI agent workflows. The company has raised $20 million in Series A funding to scale its operations and enhance its platform for governing AI models and agents within large organizations.

Investors

The funding round was led by Blumberg Capital, with participation from existing investors Crew Capital and Sprout & Oak.

WhiteMatter Use of Funds

WhiteMatter plans to use the new capital to support research and development, expand its go-to-market efforts, and make strategic investments in its executive leadership team.

About WhiteMatter

Founded as QuilrAI, WhiteMatter provides a security and operational layer for the agentic enterprise. The company offers a Guardian agent architecture that governs AI agents throughout their lifecycle, from pre-production validation to runtime security, across endpoints, SaaS, cloud, and code environments.

Funding Details

Company Website: https://whitematter.io

Company: WhiteMatter
Raised: $20M
Round: Series A
Funding Date: November 10, 2026
Lead Investor: Blumberg Capital
Additional Investors: Crew Capital, Sprout & Oak
Company Website: https://whitematter.io/
Software Category: AI Security and Governance
Source: https://www.prnewswire.com/news-releases/whitematter-raises-20m-series-a-to-close-the-growing-gap-between-ai-autonomy-and-enterprise-governance-302934477.html