Skip to content
DefDex
Echo logo

Startup · United States

Echo

HQ New YorkFounded 202551-200 employeesUpdated

Prevent attacks with CVE-free base images and libraries that won't break your app.

Website

Funding2 rounds · $50.0M

Equity raised
$50.0M
Latest
$35.0MSeries A · Dec 16, 2025
Cumulative raised$50.0M
Jul 31, 2025Dec 16, 2025

Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.

Systems4

  • Echo container base imagesMaintained container base images with vulnerability patching.
  • Echo FrontierSoftware platform for discovering and patching vulnerabilities in open-source dependencies.
  • Echo LibrariesRepository of vetted and patched open-source software libraries.
  • VMsHardened virtual-machine images with managed vulnerability patching.

Newest unveiled first. Systems that belong to a government program link to the program page, where variants, costs and contracts are.

Capabilities1

  • Developer
    classify_sectors run 37, haiku, taxonomy 2026-10-18b: Hardened container base images and libraries that prevent attacks is software security, a cyber technology, but no defense or government-security customer is stated.
    —Reported

Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.

People
PersonRole
Eilon Elhadad · LinkedIn ↗Co-Founder & CEO

Sources12

Show all 12 sources and supporting evidence

Profile3

  1. 1

    Sixth-Domain · Supports Organization · country, Organization · kind

    “{"country": "USA", "hq_iso2": "US", "id": "f5756a3a-9505-46f3-a17e-2decebb31895"}”
  2. 2

    Echo · Supports Organization · description, Organization · name, Organization · website

    “Prevent attacks with CVE-free base images and libraries that won't break your app. Automatically patched, hardened, and FIPS-validated.”
  3. 3

    Octen Business Search · Supports Organization · founded year

    “founded_year: 2025”

Systems4

  1. 4

    Echo · Supports System

    “# CVE-free container images, ready. With Echo container base images, your CVEs instantly drop to zero – without breaking your app.”
  2. 5

    Echo · Supports System

    “# Get protected before your AI-discovered vulnerabilities become public. Echo Frontier proactively discovers vulnerabilities in the open-source libraries that you use today, develops and validates patches, and delivers them to the versions already running in production.”
  3. 6

    Echo · Supports System

    “From backdoored binaries to install scripts and typosquatted packages, Echo Libraries are safe from the malware compromises making headlines.”
  4. 7

    Echo · Supports System

    “Echo delivers hardened VMs that don’t require any changes to applications or operating models.”

Funding4

  1. 8

    PR Newswire · Dec 16, 2025 · Supports Funding round · amount, Organization · ownership

    “raised $35 million in Series A funding led by N47”
  2. 9

    SecurityWeek · Supports Funding round · amount

    “announced raising $15 million in a seed funding round”
  3. 10

    FinSMEs · Supports Funding round · amount

    “raised $15m in Seed funding”
  4. 11

    SecurityWeek · Supports Funding round

    “The investment round was led by N47, with additional support from Notable Capital, Hyperwise Ventures, and SentinelOne’s S Ventures.”

People1

  1. 12

    Crunchbase · Supports Organization · employee range, Organization · hq city, Organization · linkedin url, Organization · x url, Role

    “employee_range: 51-200 (profile: 51-100)”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.