Fortune 500 Technology Company Case Study

Global Identity Migration

Client Profile

Fortune 500 technology company (47,000+ employees) executing post-acquisition identity consolidation across four geographic regions following merger with enterprise software provider.

The Challenge

Client needed to migrate 47,250 users from legacy domain to four new target domains (AMER, EMEA, APAC, JAPN) while:

  • Maintaining business continuity across global 24/7 operations

  • Managing complex application dependencies and remediation requirements

  • Coordinating concurrent migrations across multiple ADMS instances

  • Supporting diverse user populations (remote workers, executives, federal employees, lab users)

  • Navigating technical constraints including VPN, token limitations, and authentication requirements

Our Approach

Migration Planning & Coordination:

  • Developed detailed migration schedules for pilot, ramp-up, and velocity phases across all regions

  • Created and refined business rules and criteria for migration eligibility

  • Coordinated with client and Microsoft engineering teams to resolve technical blockers

  • Managed weekly stakeholder reporting and daily operational stand-ups

Data & Analytics:

  • Built comprehensive tracking database for pilot, ramp-up, and velocity phases

  • Provided executive-level analytics for decision-making and resource allocation

  • Developed dashboards showing readiness, blockers, and prioritization across regions

Stakeholder Management:

  • Executed multi-channel communications plan with tailored messaging for different user segments

  • Facilitated executive presentations and weekly coordination across client, Microsoft, and vendor teams

  • Implemented specialized handling for white-glove users and high-priority business units

Results

  • Successfully coordinated pilot and initial velocity phases across all four global regions

  • Zero business-disrupting incidents during active migration phases

  • Earned direct recognition from client VP for "exceptional value, flexibility, and professionalism"

  • Program successfully paused on schedule due to COVID-19 with all deliverables finalized and documented for future resumption

  • Built reusable migration framework adopted as standard for client's ongoing transformation work

Business Impact

The engagement established the foundation for the client's domain consolidation strategy, enabling them to move forward confidently with post-merger integration while maintaining operational excellence across global operations.

 

"What is a Fit Call?"

The Fit Call is a 30-minute conversation to understand your situation and determine if HMDC can help.

No sales pitch, no obligation - just an honest discussion about your data challenges and whether our approach is right for your organization.

Are you ready for your next implementation, migration, AI initiative, or audit?

Is your data ready? 

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