How much did HiddenLayer raise in its Series B?

HiddenLayer raised $100M in a Series B announced on 2 September 2026.

Who invested in HiddenLayer's Series B?

The round was led by Delta-v Capital, Ten Eleven Ventures, Morgan Stanley, Microsoft's M12, Booz Allen Hamilton.

What does HiddenLayer do?

HiddenLayer is a cybersecurity company specializing in AI Security, founded in 2022 and headquartered in Austin, United States.

Funding record · 2026 / 09

HiddenLayer raises $100M Series B for AI security

Announced 2 September 2026 · Recorded 8 September 2026 · Last verified 8 September 2026

HiddenLayer, an AI security company based in Austin, United States, raised $100M in a Series B announced on 2 September 2026, led by Delta-v Capital, Ten Eleven Ventures and Morgan Stanley with two others. Its disclosed equity funding is now $156.25M across 3 rounds.

Amount: $100M
Round: Series B
Announced: 2 September 2026
Lead investors: Delta-v Capital, Ten Eleven Ventures, Morgan Stanley, Microsoft's M12, Booz Allen Hamilton
Sources on record: 1techcrunch.com

From the source

HiddenLayer nabs $100M as enterprises rush to secure their AI deployments

HiddenLayer raised $100 million in a Series B funding round led by Delta-v Capital, with participation from Ten Eleven Ventures, Morgan Stanley, Microsoft's M12, Booz Allen Hamilton, and others. The company's annual recurring revenue has grown more than 10x over the past year and is now in the 'tens of millions' of dollars, with over 90% of growth driven by new customers. The funding will support sales and distribution expansion, continued engineering and research, and geographic expansion into Europe and EMEA.

techcrunch.com · 2 September 2026 ↗

The Mandos read

What the record says about HiddenLayer

Momentum 53 / 100 · Steadylocked →
pillars in the platform
169 employees · up 1% last month · 14 open roleslocked →
history and breakdowns in the platform
Exit Readiness: Lowlocked →
Tested against 751 past exits in the Mandos record: 43% sat in Watch or Elevated 2 years before. Companies in Elevated exited at 3.1× the record's rate.
Buyers most often compare HiddenLayer with OPAQUE, Reach Security and Zenity and 1 morelocked →
the full set in the platform

Funding history

HiddenLayer funding on record

HiddenLayer has raised $156.25M in priced equity. Its most recent round was a Series B in September 2026.

Latest round on record: Series B, Sep 2026.

HiddenLayer funding on the profile →

In the platform

The round is the fact. The read is the product.

Every round, investor and correction for HiddenLayer, the competitors buyers weigh it against, hiring by department, and an alert when the next thing happens.

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FAQ

Questions people ask

How much did HiddenLayer raise in its Series B?: HiddenLayer raised $100M in a Series B announced on 2 September 2026.
Who invested in HiddenLayer's Series B?: The round was led by Delta-v Capital, Ten Eleven Ventures, Morgan Stanley, Microsoft's M12, Booz Allen Hamilton.
What does HiddenLayer do?: HiddenLayer is a cybersecurity company specializing in AI Security, founded in 2022 and headquartered in Austin, United States.