Practical guide · Modern Work
Microsoft 365 Tenant-to-Tenant Migration
A 6-phase plan for mergers, acquisitions and consolidations
A proven method for migrating between two Microsoft 365 tenants without breakage. DNS, AD Connect, Teams, SharePoint and Exchange checklist. Tools, costs and lessons learned from a 4,000-user project.
Who it's for
Enterprise and public sector · IT leaders, architects
White paper contents
6 chapters, 13 pages.
- 1
When and why to migrate tenant-to-tenant
2 sections
- 2
The 6 phases of a successful migration
6 sections
- 3
The tools and their limits
4 sections
- 4
The critical points to watch
5 sections
- 5
Field report - 4,000 users in 12 weeks
3 sections
- 6
Typical budgets we've seen
4 sections
What you'll learn
Concrete takeaways you can apply tomorrow.
- A complete method, proven across 30+ tenant-to-tenant migrations ranging from 50 to 4,000 users.
- The 6 essential phases, the tools and their limits, and the critical points to watch.
- A detailed field report on a project involving 4,000 users, 18 TB of data and a 12-week timeline.
- The real budgets we've seen by project size, and the factors that blow the bill wide open.
Further reading
Related blog articles.
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