Case Study

Email Modernisation for a Dubai-Based Tax Consultancy with Microsoft 365

Key Takeaways:

Seamless migration from legacy IMAP to Microsoft 365

Zero downtime and full data integrity paired with smooth adoption for seamless user training and support

Enhanced security, collaboration, and mobile access

Enabled tools like Outlook, OneDrive, and Teams

Opportunity:

A leading tax consulting firm in Dubai sought to modernise its email infrastructure to improve internal communication and productivity. Their legacy IMAP setup was falling short in performance, scalability, and integration capabilities – necessitating a cloud-first transformation.

Core challenges included:

- Frequent email sync issues and inconsistent access
- Lack of collaboration tools for internal teams
- Weak integration with modern cloud environments
- Need for a smooth migration with no data loss or disruption

Key Strategy:

Brilyant designed and executed a secure, zero-downtime migration to Microsoft 365 – ensuring a modern communication experience tailored to the client’s business continuity needs.

Discover and Analyze:

Brilyant assessed the client’s IMAP environment and identified:

• Structural limitations that impacted performance

• Risks related to security and cloud incompatibility

• Absence of productivity tools for seamless collaboration

Model:

Migration Execution:

• Planned and implemented a zero-downtime migration strategy

• Migrated all user mailboxes securely, preserving data integrity

• Deployed Microsoft Exchange Online, configured Outlook, and enabled mobile access

Adoption & Support:

• Delivered end-user training and post-migration support

• Helped employees onboard to Outlook, OneDrive, and Teams

• Provided ongoing optimisation and service desk support

Execute and Deliver:

Brilyant planned and executed the IMAP to Microsoft 365 migration during off-peak hours, ensuring no user disruption or data loss. Mailboxes were pre-validated and migrated in batches, with post-migration testing and training delivered to all users. The client transitioned seamlessly to a secure and scalable email platform.

Brilyant’s solution empowered the client with a scalable, secure, and feature-rich communication platform. By moving to Microsoft 365, the client now enjoys improved performance, security, and access laying the foundation for long-term digital efficiency.

Result:

Brilyant’s Microsoft 365 migration provided the client with a secure, modern, and collaboration-ready email ecosystem. The move eliminated legacy performance issues, boosted security, and enabled enterprise-grade productivity tools, all without a second of downtime.

To summarise:

Seamless migration from IMAP to Microsoft 365 with zero downtime and no data loss
Full deployment of Outlook, OneDrive, and Teams for better communication and collaboration
Improved email performance, accessibility, and mobile readiness
Strengthened security with Microsoft’s cloud-native protections
Ongoing training and support ensuring smooth adoption

Brilyant’s cloud-first approach positioned the client for long-term operational efficiency, secure communication, and scalable growth.