Features
The complete enterprise productivity suite — built for European organisations that refuse to choose between powerful tools and digital sovereignty.
Everything your organisation needs
Four integrated modules that work together seamlessly — no compromises, no data leaving Europe.
Enterprise Email
Professional email with custom domains, 100GB storage, calendar integration, and S/MIME encryption. Built for businesses that take communication seriously.
Learn moreCollaboration
Real-time document editing, video conferencing for up to 500 participants, team messaging, and project management — all under one roof.
Learn moreSecurity
Zero-trust architecture, end-to-end encryption, advanced threat protection, and customer-managed keys. Enterprise security without the enterprise complexity.
Learn moreEndpoint Management
Manage every device — Windows, macOS, Linux, iOS, and Android — from a single console. Enrollment, patching, compliance, and remote wipe, all from Europe.
Learn moreYour data stays in Europe. Period.
Every byte of your organisation's data is processed and stored exclusively in EU data centres. No transatlantic transfers, no CLOUD Act exposure, no exceptions.
UnionStack is built from the ground up to comply with GDPR, the EU Data Act, and upcoming NIS2 requirements. Our infrastructure runs in certified European data centres, operated by European teams, under European legal jurisdiction.
EU Data Centre Locations
- Frankfurt, Germany
- Amsterdam, Netherlands
- Dublin, Ireland
- Helsinki, Finland
All data centres are ISO 27001, SOC 2 Type II, and C5 certified with redundant power, cooling, and network connectivity.
Ready to take back control?
See how UnionStack can replace your US-dependent tools with a sovereign, integrated platform your team will love.