HiddenLayer

HiddenLayer is a cybersecurity company based in Leander, Texas, that specializes in AI security solutions. Founded in 2022, the company has quickly established itself as a leader in safeguarding enterprise AI models from various threats, including inference and model theft. HiddenLayer has been recognized as a Gartner Cool Vendor for AI Security, highlighting its innovative approach in the field. The company's primary offering is the Machine Learning Detection and Response (MLDR) system, which provides a non-invasive method for monitoring AI algorithms. This platform includes real-time defense features such as alerting, isolation, and profiling to protect against adversarial attacks. In addition to MLDR, HiddenLayer offers consulting services, threat modeling, and training to help enterprises manage AI-related security risks. HiddenLayer has raised $56 million in funding, including a notable $50 million Series A round in September 2023. The company is supported by strategic investors like M12 (Microsoft’s Venture Fund) and IBM Ventures, indicating its strong potential in the AI security landscape.

Computer & Network Security Austin, United States Founded 2022 ~128 employees Private · Venture

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Employees
128
+4.1% in the 3 months to Jun 2025
Revenue / employee
$78.1K
Revenue ~$10M
Total funding
$56M
Last round Venture, Sep 2023
12-month attrition
9.1%
Tech: 12.4%
H1B filings, FY2026
1
Sponsors visas
Open jobs
9
Last 30 days

Salaries at HiddenLayer

All salaries

1 salary profiles in the US

Pay by level, gender and ethnicity

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering3

The department split adds up all the years listed above. FY2026 alone: 1 filings.

Funding

  • Sep 2023 · Venture
  • Jul 2023 · Series A · $50M · M12, Capital One Ventures, Ten Eleven Ventures
  • Jul 2022 · Seed · $6M · Ten Eleven Ventures, Secure Octane Investments

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HiddenLayer FAQ

How many employees does HiddenLayer have?

HiddenLayer has about 128 employees, up 4.1% over the 3 months to Jun 2025.

Does HiddenLayer sponsor H1B visas?

Yes. HiddenLayer filed 1 H1B (LCA) application in FY2026, according to the latest U.S. Department of Labor disclosures. It was for a Engineering role.

What is HiddenLayer's revenue per employee?

HiddenLayer makes about $78K in revenue per employee, based on $10M annual revenue and 128 employees.

How much does HiddenLayer pay?

6figr has 1 salary profile for HiddenLayer in the US, with pay broken down by role, level, gender and ethnicity on the HiddenLayer salaries page. See HiddenLayer salaries

How much funding has HiddenLayer raised?

HiddenLayer has raised $56M in total funding.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.