Seal Security
6 known investors
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Seal Security provides an AppSec remediation agent that delivers backported, human-vetted patches for open source vulnerabilities across application dependencies, Linux packages, and end-of-life or legacy systems. It integrates with build pipelines and SCA tools to fix vulnerabilities in place—including transitive and "unfixable" ones—for security and engineering teams needing to meet compliance standards like FedRAMP and PCI DSS.
Founders & leadership
Investors · 6
How we know: Crew Capital's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Vertex Ventures Israel's portfolio page · a partner's Signal profile · siliconangle.com · Not right? Tell us
How we know: siliconangle.com · Not right? Tell us
Also in the syndicate · 2
Funding
SEC filings, press & company announcements$20.4M disclosed across 2 of 3 rounds · 2024–2025
- $13MSeries AJul 2025 · 3 sources
Vertex Ventures Israel Ltd. (lead), CCL Industries Inc., More Investments Ltd., SBI Holdings Inc.
Source ↗ - $7.4MSeedFeb 2024 · 2 sourcesSource ↗
Source: company announcements and press reports — follow each round's link for the claim.
In the news
Frequently asked questions
- What does Seal Security do?
- Seal Security provides an AppSec remediation agent that delivers backported, human-vetted patches for open source vulnerabilities across application dependencies, Linux packages, and end-of-life or legacy systems. It integrates with build pipelines and SCA tools to fix vulnerabilities in place—including transitive and "unfixable" ones—for security and engineering teams needing to meet compliance standards like FedRAMP and PCI DSS.
- Who are Seal Security's investors?
- Seal Security's investors include Crew Capital, Vertex Ventures Israel, SBI Holdings, Vertex Ventures Sea Management Pte. Ltd..
- How much funding has Seal Security raised?
- Seal Security has disclosed $20.4M raised across 2 of its 3 known rounds.

