HiddenLayer
Reviewed Updated Sep 2, 2026This profile is AI-generated. If you spot an error, please help us fix it by sharing a URL to the correct information.
Investors
Founders
About
HiddenLayer is an Austin-based AI security company founded in 2022 that builds a platform to protect agentic, generative, and predictive AI applications across their lifecycle — from model discovery and supply-chain validation to attack simulation and runtime defense 12. On September 2, 2026, the company announced a $100 million Series B led by Delta-v Capital, with participation from Ten Eleven Ventures, Morgan Stanley, Microsoft’s M12, and Booz Allen Ventures 12. HiddenLayer reported more than 10x annual recurring revenue growth over the prior year, 50+ new platform customers, 39 granted patents (65 pending), and cited support for a frontier model provider serving 700+ million weekly users 2. Proceeds are earmarked for expanding Agentic Runtime Security and introducing Agent Harness Security for autonomous coding agents 2.
Funding History
| Date | Round | Amount | Lead | Co-investors |
|---|---|---|---|---|
| 2026-09-02 | Series B | $100M | Delta-v Capital | Ten Eleven Ventures, Morgan Stanley, M12, Booz Allen Ventures 123 |
What Investors Say
Dan Williams, Partner at Delta-v Capital: “HiddenLayer built a platform from the ground up to secure AI across its full lifecycle, from the model at its core to the agentic systems being layered on top.” 1
Mark Hatfield, Co-Founder and Partner at Ten Eleven Ventures: “HiddenLayer’s growth over the past year demonstrates that security teams have concluded that AI needs its own category of protection.” 1
Zheng Wang, Head of Strategic Investments at Morgan Stanley: “HiddenLayer’s buildout of an end-to-end platform to enable compliant AI adoption is an important contribution to addressing this market need.” 1
What Founders Say
Chris Sestito, CEO and Co-Founder: “Inference is still inference… we haven’t had to pivot, but we’ve had to grow our scope from traditional modeling to GenAI to agentic.” 1
Chris Sestito, CEO and Co-Founder: “We parse and scan about 50 different AI file frameworks to make sure… the tool you’re working with is the one you believe it to be.” 1
Chris Sestito, CEO and Co-Founder: “We set out to pioneer trusted, secure use of AI for enterprises, long before most organizations saw the urgency we do today. This funding lets us keep growing the purpose-built team and platform required to meet that moment as agentic AI becomes core to how enterprises operate.” 23
Sources
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TechCrunch, “HiddenLayer nabs $100M as enterprises rush to secure their AI deployments,” September 2, 2026. Accessed September 2, 2026. https://techcrunch.com/2026/09/02/hiddenlayer-nabs-100m-as-enterprises-rush-to-secure-their-ai-deployments/↩↩↩↩↩↩↩↩
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HiddenLayer press release, “HiddenLayer Raises $100M Series B to Advance Trustworthy AI,” September 2, 2026. Accessed September 2, 2026. https://hiddenlayer.com/news/hiddenlayer-100m-series-b-ai-security↩↩↩↩↩↩
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SecurityWeek, “HiddenLayer Raises $100 Million for AI Runtime Security,” September 3, 2026. Accessed September 3, 2026. https://www.securityweek.com/hiddenlayer-raises-100-million-for-ai-runtime-security/↩↩