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Coatue Management
Island Co-founders Dan Amiga (left) and Mike Fey [Photo: Island]
As Its Valuation Nears $5B, Dallas-Based Island Details Its $250M Series E Raise
by Lance Murray | Mar 26, 2025
Coatue Management led the new funding, with several existing Island investors also participating. Island has raised roughly $730 million in outside investment to date amid rapid adoption of its Enterprise Browser, which was launched in February 2022 when the company emerged from stealth.
![From left: Co-founder and CEO Mike Fey and co-founder and chief technology officer Dan Amiga. [Image: Islands]](https://s24806.pcdn.co/wp-content/uploads/2022/03/Islands-co-founders-Mike-Fey-Dan-Amiga-360x203.jpg)
by David Seeley |
Feb 12, 2025
New funding led by New York-based Coatue Management has turned Island—a pioneering category leader in cyber-secure enterprise browsers—into a quadruple unicorn. The move comes just three years after Island emerged from stealth with a game-changing browser, over 100 employees, and nearly $100 million in funding.
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![Erica Kosemund, Chief Brand Officer, Choctaw Nation of Oklahoma; Gillian Breidenbach, Chief Partnership Officer, North Texas FWC Organizing Committee; Chief Gary Batton, Chief of Choctaw Nation of Oklahoma; Monica Paul, Executive Director of Dallas Sports Commission and President of North Texas FWC Organizing Committee; John Hobbs, Senior Executive Officer of Communications, Choctaw Nation of Oklahoma; and Heidi Grant, Senior Executive Officer of Commerce Administration, Choctaw Nation of Oklahoma, celebrate Choctaw Casinos & Resorts becoming an Official Dallas World Cup 2026 Host City Supporter. [Photo: North Texas FWC Organizing Committee/Choctaw Casinos & Resorts]](https://s24806.pcdn.co/wp-content/uploads/2025/12/FIFA-Choctaw-dec-2025.jpg)
