Companies that use Island

Source: Analysis of Linkedin bios of 273 companies that use Island

I analyzed these Island customers and found they're predominantly large financial services firms, enterprise technology companies, and global consulting organizations. They're not just in finance though. I see investment banks managing trillions in assets, insurance companies serving millions of policyholders, payment processors handling billions of transactions, and software platforms powering critical business operations. Many are in highly regulated industries where security and compliance aren't optional.

These are decidedly mature enterprises. The employee counts tell the story clearly. I see numerous companies with 10,000+ employees, many listed on major stock exchanges (NYSE, NASDAQ), and funding stages marked as "Post IPO debt" or "Post IPO equity." Even the younger technology companies like Snowflake and Databricks have thousands of employees and have raised hundreds of millions. These aren't scrappy startups. They're organizations managing complex, global operations across dozens of countries.

Source: Analysis of tech stacks from 273 companies that use Island

I noticed that Island users are strongly oriented toward enterprise-grade collaboration and knowledge management tools. The massive correlation with Glean, Writer Enterprise, and Slack Enterprise Grid tells me these are companies investing heavily in how their employees access information, communicate, and work together at scale. This isn't your typical startup stack. These are mature, likely B2B companies that have moved beyond basic tools and are solving real enterprise workflow problems.

The pairing of Glean with Island is particularly revealing. Glean is an AI-powered workplace search tool that connects to dozens of enterprise apps, which suggests these companies have complex, distributed information systems. When you add Writer Enterprise for AI-assisted content creation and Golinks for shortened internal URLs, you see organizations dealing with information overload and looking for ways to make their teams more efficient. These tools work together to help employees find what they need faster and communicate more effectively across large organizations.

The presence of Slack Enterprise Grid and UserTesting reinforces this picture. Enterprise Grid is Slack's solution for companies with thousands of employees who need advanced security and compliance features. UserTesting appearing so frequently suggests many of these companies are building products themselves and investing in understanding their users deeply. This combination points to product-led B2B companies that are past the early stage, likely Series B and beyond, with substantial engineering and product teams.