Island, founded in 2020 in Dallas, makes the Island Enterprise Browser, which builds security and IT controls into the browser for staff, contractors and AI agents. It raised a $400 million Series F led by Evolution Equity Partners in September 2026 at a $6.4 billion valuation.
At a glance
| Price from | Custom |
| Best for | Companies securing web apps and contractor access |
From Island's own website.
What stands out
- Replaces several access and VDI tools
- Large recent funding round
Worth knowing
- Requires staff to switch browsers
- Pricing not published
How it ranks
Island is ranked 2nd of 10 in Best Cybersecurity Startups (Lister Score 95.7).
#2 in Best Cybersecurity Startups · Lister Score 95.7
Island says it has doubled annual recurring revenue every fiscal year since its launch in 2022..
| 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 Island rank on Lister?
Island is ranked 2nd of 10 in Best Cybersecurity Startups (Lister Score 95.7).
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