NezerMedia.

Case Studies

Real infrastructure, delivered.

Selected cloud, network and security work — measured in uptime and users, not slides. Delivered across enterprise and healthcare-scale environments.

Cloud Migration

Azure Tenant Migration

Consolidated users, mailboxes and data into a single Azure and Microsoft 365 tenant, with identities and access re-mapped cleanly and no disruption to daily work.

Zero-downtime cutover
Networking

Cisco 9300 Firmware Upgrades

Planned and rolled out firmware upgrades across a Cisco Catalyst 9300 switch estate, closing known vulnerabilities and stabilising the network.

Estate-wide, out of hours
Automation

Automated Infrastructure Health Checks

Built scheduled health-check automation that inspects critical systems and surfaces failures before users ever notice them.

Daily automated reporting
Security

Microsoft Defender Deployment

Rolled out Microsoft Defender for Endpoint across the estate with hardened baseline policies, giving full visibility and consistent protection.

Full endpoint coverage

Want the technical detail?

Happy to walk through the architecture, decisions and trade-offs behind any of these.

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