Unicorn IT Group Migrated 1000 Users from On-Premise Exchange 2019 to Office 365 illustration
Email & collaboration migrationEnterprise

Migrated 1000 Users from On-Premise Exchange 2019 to Office 365

A large organisation was running Exchange 2019 on ageing on-premise hardware, struggling with remote access, mobile email, and the looming cost of a server refresh. We moved 1000 mailboxes to Office 365, unlocking Email, Teams, and OneDrive across the workforce.

Key outcomes

  • users migrated to Office 3651000
  • on-premise Exchange servers remaining0
  • email, Teams and OneDrive access from any device24/7
Unicorn IT Group Migrated 2000 Virtual Servers to Azure and Decommissioned On-Premise VMware illustration
Azure migration & decommissionEnterprise

Migrated 2000 Virtual Servers to Azure and Decommissioned On-Premise VMware

A large enterprise faced urgent VMware price rises and ageing on-premise infrastructure spread across three racks of physical hosts, switches, and routers. We migrated 2000 virtual servers to Microsoft Azure, consolidated the remaining office footprint to two WatchGuard firewalls, a core switch and a Metro Ethernet router, and completed the entire server migration within three months.

Key outcomes

  • virtual servers migrated to Azure2000
  • racks of on-premise gear decommissioned3
  • month migration window completed3
Unicorn IT Group Hyper-V Replication Across Two Next DC Data Centres illustration
Disaster recovery & replicationEnterprise

Hyper-V Replication Across Two Next DC Data Centres

An enterprise needed a resilient, geographically separated Hyper-V cluster with real-time replication between two Next DC facilities. We built a four-host, two-SAN environment connected by dedicated dark fibre and dual Dell switch stacks.

Key outcomes

  • Recovery point objective<5 min
  • Recovery time objective<15 min
  • Replication path redundancy100%

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