Island raises $400 million Series F, bringing valuation to $6.4 billion

Island has announced a $400 million Series F, bringing the company's valuation to $6.4 billion, according to the company.

The new financing more than doubles Island's valuation from 2024 and comes as enterprises rethink their IT environments around AI agents, changing network architectures and increasingly distributed workforces.

The funding will support Island as it expands its enterprise browser platform and works with organisations adapting their technology stacks for a more AI-driven operating environment.

A new funding milestone for Island

Island's latest financing represents another significant funding milestone for the company.

The company said the Series F was led by Evolution Equity Partners, with participation from its existing investor base. Island's valuation now stands at $6.4 billion.

According to Island, the valuation reflects the changing requirements of enterprise IT and security as organisations redesign how people and machines interact with business systems.

Preparing enterprise IT for AI agents

One of the key themes behind Island's latest funding is the increasing adoption of AI agents across enterprise environments.

As organisations begin deploying AI agents to perform tasks and interact with applications, the traditional assumption that employees are the primary users of enterprise systems is changing.

Island is positioning its enterprise browser as part of this transition, providing organisations with a controlled environment through which users and emerging machine-based workflows can access business applications and data.

The shift also creates new requirements around security, governance and visibility as AI becomes more deeply integrated into everyday enterprise operations.

Rethinking the enterprise technology stack

Island's funding announcement also points to a broader effort among enterprises to simplify increasingly complex technology environments.

Organisations have accumulated multiple security, networking and productivity tools over time, often creating fragmented workflows and operational complexity.

At the same time, enterprises are modernising networks to support both human and machine end users.

Island is positioning its technology around this convergence, with the enterprise browser serving as a layer between users, applications and the wider IT environment.

Supporting the future of work

The company has built its platform around the idea that the browser can become an important control point for enterprise work.

As employees increasingly work across cloud applications and organisations introduce AI-driven workflows, browsers sit at a critical intersection between people, applications, data and security controls.

Island's latest financing will support its efforts to develop this position as enterprises adapt to new models of work and technology adoption.

A growing market opportunity

The funding arrives amid significant investment across enterprise AI and cybersecurity as organisations seek infrastructure capable of supporting new forms of digital work.

For Island, the convergence of enterprise browsing, security, networking and AI creates an opportunity to address several of these requirements through a single platform.

The company's $6.4 billion valuation reflects the scale of that opportunity, while the new capital gives Island additional resources to expand its technology and enterprise reach.

Building for an AI-driven enterprise

Island CEO Dan Amiga credited the company's team and customers for the latest milestone, highlighting the work involved in building the technology from the ground up.

The company also thanked its investors, including Evolution Equity Partners, for their continued support.

With the Series F, Island enters its next phase with a focus on helping enterprises navigate an environment where AI agents, modern networks and changing workforce models are increasingly becoming part of the same technology equation.

About Island

Island is an enterprise browser company focused on providing organisations with a secure and controlled environment for accessing business applications, data and workflows. Its platform is designed to bring security, visibility and control to enterprise browsing and digital work.