Case studies

Legacy Vendor Exit & Enterprise Architecture

GovernmentEnterprise PlatformsData Infrastructure

$6M+ - Savings realised following vendor exit.

Legacy Vendor Exit & Enterprise Architecture

Challenge

A major third-party legacy IT contract had become structurally unavoidable - the ministry's entire architecture had been built around it. We designed the way out.

What we built

A TOGAF-based enterprise target state architecture whose explicit goal was removing the legacy dependency. Every decision evaluated against whether it reduced or increased that dependency. A credible, phased exit that could be planned against and funded.

The model

Legacy Vendor Exit & Enterprise Architecture model diagram

Outcome

Major legacy services contract phased out entirely.

Client details and delivery specifics are confidential. References available on request.

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