Silverstar Consulting · since 2005

Transformation based on Microsoft technology

Microsoft 365PurviewEntra IDAzureCopilot Readiness & Governance

Microsoft transformation · Tenant-to-tenant · Agentic AI

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Silverstar Consulting GmbH is an independent IT consultancy for Microsoft technologies, founded in 2005 and based in Bayreuth, Germany. Founder and managing director Robert Kettel works directly in client projects – as solution architect and technical project manager.

Project experience in figures

> 20,000
users in a workplace transformation: 20 subsidiaries into one central Microsoft 365 tenant
up to 150,000
users in an Active Directory forest migration
up to 80,000
mailboxes in an Exchange migration
since 2005
independent, with clients in insurance, financial services, manufacturing, energy and telecommunications

Typical starting points and where they lead

Starting pointTarget
Several Microsoft 365 tenants after acquisitionsOne central tenant – identities, mailboxes and data migrated
Exchange on-premises or Exchange hybridExchange Online with a planned cut-over
Copilot licences, but grown permissionsOversharing cleaned up, access clearly governed
Unclassified documentsSensitivity labels, DLP and retention with Microsoft Purview
Broad, permanent admin rightsEntra ID with Conditional Access, PIM and a tier model
No tested recovery for Active DirectoryForest recovery concept with tests – ransomware resilience under NIS2 and DORA

Focus areas

  1. Microsoft 365 transformation and tenant-to-tenant migration

    Bringing workplace services together – in mergers and acquisitions, consolidation or cloud adoption.

  2. Microsoft 365 Copilot readiness and governance

    Getting Microsoft 365 environments ready for Copilot and AI – securely, compliantly and with a clear governance model.

  3. Identity and access with Microsoft Entra ID

    Securing identities and limiting admin rights – in the cloud and on-premises.

  4. Information protection and compliance with Microsoft Purview

    Classify and protect data before AI tools get broad access to it.

  5. Agentic AI with Microsoft 365 Copilot and Microsoft Foundry

    The step into Microsoft's agentic AI portfolio – on a clean data foundation.

All services in detail →

Engagement

Role
Solution architect, technical project manager, consultant
Region
Europe (remote); on-site primarily in the DACH region
Languages
German and English

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