Chainguard, founded in 2021, supplies hardened, minimal container images and open source packages with few or no known vulnerabilities. It raised a $356 million Series D in April 2025 at a $3.5 billion valuation, then $280 million in growth financing from General Catalyst in October 2025.
At a glance
| Price from | Custom |
| Best for | Engineering teams cutting vulnerabilities in containers |
From Chainguard's own website.
What stands out
- Removes known CVEs at the source
- Strong backing from Kleiner Perkins and IVP
Worth knowing
- Focused on the software supply chain
- Requires image migration
How it ranks
Chainguard is ranked 7th of 10 in Best Cybersecurity Startups (Lister Score 89.5).
#7 in Best Cybersecurity Startups · Lister Score 89.5
Chainguard's total funding reached $892 million after the October 2025 growth financing..
| Rank | Best Cybersecurity Startups | Score |
|---|---|---|
| 1 | Cyera | 96.9 |
| 2 | Island | 95.7 |
| 3 | Abnormal AI | 94.4 |
| 4 | Cato Networks | 93.2 |
| 5 | Vanta | 92.0 |
| 6 | Upwind | 90.7 |
| 7 | Chainguard | 89.5 |
| 8 | Huntress | 88.2 |
| 9 | Tines | 86.9 |
| 10 | Torq | 85.6 |
Frequently asked questions
How does Chainguard rank on Lister?
Chainguard is ranked 7th of 10 in Best Cybersecurity Startups (Lister Score 89.5).
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