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VI_Migration
Silver Contributor
Jan 14, 2022
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Holding company with multiple tenants

Dear all, Our client is a holding company and there are many groups within the holding with separate tenants (Holding has the master tenant) In the microsoft world classification, all group companie...
  • Jake_Caddes's avatar
    Jan 25, 2022

    Hi VI_Migration, I apologize it took a while to get back to you as I needed to get the answer from someone within engineering. This is what they said: 

    "This question is internally inconsistent, and the answer depends on which of the mutually exclusive descriptions are true. Microsoft does not allow cross-tenant data flows. Therefore:
    • If they are truly separate tenants, then the holding company cannot directly access data -- they'd need to use Insights on each tenant.
    • But if they are merely separate mail domains within a single tenant, then the holding company can see everything."

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