How Migrating From Legacy ECM To Microsoft 365 Supports Mott MacDonald’s Content Collaboration

Sep 5, 2025 12:28:56 PM

Challenge

To fully leverage Microsoft Viva, Mott MacDonald needed a solution to meet their immediate need to migrate existing content from legacy ECM and other content systems and as well as supporting continuous content migrations

Solution

Xillio delivered software and services to automate the process of migrating inactive content to an Azure Cloud archive and moving active content to Microsoft 365.

Result

Successfully moved 240 TB of legacy content to Microsoft 365 and Azure, provided a solution for future content migrations.

Case Study

Mott MacDonald

With 180 principal offices in 50 countries and 16,000 employees, global engineering, management and development consulting firm Mott MacDonald helps solve some of the world’s most urgent social, environmental and economic challenges. Mott MacDonald is one of the earliest adopters of Microsoft Viva: an employee experience platform that brings together communications, knowledge, learning, resources, and insights and is at the center of Microsoft’s vision to transform knowledge and help people learn and grow their skills and expertise. Microsoft Viva uses artificial intelligence to create a knowledge network that automatically connects and organizes organizations’ content into topics and generates topic cards, wiki-like “topic pages” and other new experiences in Microsoft 365.

With the help of Xillio we succeeded in successfully moved 240 TB of legacy content to Microsoft 365 and Azure, provided a solution for future content migration. Curious about the whole story? Download the case!

All in all, we were impressed by the flexibility of Xillio’s solution and the support of the Xillio team throughout the migration
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Simon Denton

Technical Product Manager, Mott MacDonald