Island is a remote enterprise browser isolation platform, headquartered in Dallas, United States, founded in 2020.
| Date | Round | Amount | Investors |
|---|---|---|---|
| 2025-09-16 | Growth Stage | Undisclosed | Undisclosed |
| 2025-03-24 | Series E+ | $250M | Coatue |
| 2025-02-10 | Private Equity | Undisclosed | Coatue |
| 2024-12-10 | Series D | Undisclosed | EDBI, ServiceNow Ventures |
| 2024-04-29 | Series D | $175M | Coatue, Sequoia Capital, Capital One Ventures, Citi Ventures, CyberStarts, Insight Partners |
| 2023-10-23 | Series C | $100M | Prysm Capital, Canapi Ventures, CyberStarts, Georgian, Insight Partners, Sequoia Capital, Stripes |
| 2022-11-07 | Series B | $60M | Georgian, Cisco Investments, Insight Partners, Sequoia Capital, Stripes |
| 2022-07-25 | Series B | $10M | Cisco Investments |
| 2022-03-21 | Series B | $115M | Insight Partners, Sequoia Capital, Stripes |
| 2022-02-01 | Series A | $100M | Insight Partners, Cerca Partners, CyberStarts, Sequoia Capital, Stripes |
| 2020-09-01 | Seed | Undisclosed | Sequoia Capital, CyberStarts |
Data from The Signal by Return on Security — cybersecurity funding, M&A activity, and company intelligence.