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.

LayerX

Founded 2021 · 86 employees on LinkedIn · 16 known investors

Find your way into LayerX

176 people in our graph share verified history with the LayerX team — schools, employers, funds. One of them is your warm intro.

Lior Litwakunlockedknows David Vaisbrud · together at LayerX (overlapped)

×3knows the team · via LayerX

×8knows the team · via Israeli Military Intelligence

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.

AI & Machine Learning Cybersecurity Enterprise Software SaaS

Founders & leadership

LayerX was founded in 2021 by David Vaisbrud.

David Vaisbrud Co-Founder & CTOCo-founder and CTO of LayerX, which provides an agentless security platform that protects enterprises against AI, SaaS, web, and data leakage risks across browsers, applications, devices, and identities.

Investors · 16

Dell Technologies Capitallisted by Dell Technologies CapitalPalo Alto · $500K – $50M

How we know: Dell Technologies Capital's portfolio page · a partner's Signal profile · funding news · calcalistech.com · Not right? Tell us

DIMENSIONlisted by DIMENSIONTokyo

How we know: DIMENSION's portfolio page · Not right? Tell us

Glilot Capital Partnerslisted by Glilot Capital PartnersHerzliya · $1.5M – $70M

How we know: Glilot Capital Partners's portfolio page · a partner's Signal profile · funding news · calcalistech.com · Not right? Tell us

JIC Venture Growth Investmentslisted by JIC Venture Growth InvestmentsTokyo

How we know: JIC Venture Growth Investments's portfolio page · Not right? Tell us

Prime Partnerslisted by Prime PartnersTokyo

How we know: Prime Partners's portfolio page · Not right? Tell us

Coreline VenturesreportedTokyo

How we know: techcrunch.com · Not right? Tell us

JAFCO GroupreportedTokyo · $1.9M – $198M

How we know: techcrunch.com · Not right? Tell us

Jump CapitalreportedChicago

How we know: funding news · layerxsecurity.com · Not right? Tell us

TCVreportedMenlo Park · $10M – $500M

How we know: a partner's Signal profile · funding news · techcrunch.com · Not right? Tell us

Also in the syndicate · 7

Glilot+leadJP InvestmentKeyrock CapitalKeyrock Capital ManagementMitsubishi UFJ BankMitsubishi UFJ Innovation PartnersMUFG Bank

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

LayerX Security Extends Series A Funding to $37M to Power Next-Gen Enterprise Browser Security, Challenges SSE Solutions and Enterprise Browsers - LayerXlayerxsecurity.com · Apr 2025

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.