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LayerX
Founded 2021 · 86 employees on LinkedIn · 16 known investors
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LayerX offers an Interaction Security Platform that gives security teams visibility and control over how users and on-device AI agents interact with AI tools, SaaS applications, identities, and data at the last mile. It monitors, detects, blocks, and governs prompts, actions, and data exchanges across browsers, AI desktop apps, IDEs, and extensions without requiring network or architecture changes, serving enterprise security teams.
Founders & leadership
LayerX was founded in 2021 by David Vaisbrud.
Investors · 16
How we know: Dell Technologies Capital's portfolio page · a partner's Signal profile · funding news · calcalistech.com · Not right? Tell us
How we know: Glilot Capital Partners's portfolio page · a partner's Signal profile · funding news · calcalistech.com · Not right? Tell us
How we know: JIC Venture Growth Investments's portfolio page · Not right? Tell us
How we know: Prime Partners's portfolio page · Not right? Tell us
How we know: techcrunch.com · Not right? Tell us
How we know: techcrunch.com · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · layerxsecurity.com · Not right? Tell us
How we know: a partner's Signal profile · funding news · techcrunch.com · Not right? Tell us
Also in the syndicate · 7
Funding
SEC filings, press & company announcements$100M disclosed across 1 of 3 rounds · 2024–2025
- $100MSeries BSep 2025 · 3 sources
TCV (lead), Coreline Ventures, JAFCO Group, JP Investment, Keyrock Capital, Keyrock Capital Management, Mitsubishi UFJ Bank, Mitsubishi UFJ Innovation Partners, MUFG Bank
Source ↗ - Undisclosed amountSeries AApr 2025
Jump Capital (lead), Dell Technologies Capital, Glilot Capital Partners
Source ↗ - Undisclosed amountSeries AMay 2024
Glilot Capital Partners (lead), Glilot+ (lead), Dell Technologies Capital
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
In the news
Frequently asked questions
- What does LayerX do?
- LayerX offers an Interaction Security Platform that gives security teams visibility and control over how users and on-device AI agents interact with AI tools, SaaS applications, identities, and data at the last mile. It monitors, detects, blocks, and governs prompts, actions, and data exchanges across browsers, AI desktop apps, IDEs, and extensions without requiring network or architecture changes, serving enterprise security teams.
- Who founded LayerX?
- LayerX was founded by David Vaisbrud in 2021.
- Who are LayerX's investors?
- LayerX's investors include Dell Technologies Capital, DIMENSION, Glilot Capital Partners, JIC Venture Growth Investments, Prime Partners, Coreline Ventures, JAFCO Group, Jump Capital and 1 more.
- How much funding has LayerX raised?
- LayerX has disclosed $100M raised across 1 of its 3 known rounds.