Wickr

Element

This company develops secure messaging and collaboration applications using the Matrix protocol for government, military and enterprise organisations.

MindLink

This company develops secure collaboration and chat software for clients within the global defence, intelligence and national security sectors.

ERCOM

Ercom develops secure communication and data protection software, including encrypted messaging and file-sharing platforms, for government agencies and large corporate enterprises.

Mattermost

This company provides open-source collaboration and messaging software for technical teams in sectors including government, defence, and financial services.

Worldr

This company provides a zero-trust security and data sovereignty layer for enterprise communication platforms like Microsoft Teams and Slack for regulated organisations.

Yeo Messaging

This company develops secure communication platforms and biometric identity verification tools for businesses in regulated sectors including finance, healthcare and defence.

Germ Network

This company develops an end-to-end encrypted messaging application for mobile users to communicate securely using multiple profiles without requiring phone numbers.

Arqit

Arqit develops a symmetric key agreement encryption platform to secure communications and data for government, military, and enterprise customers.