Witwam worked with the UK Home Office to co-design and implement a cloud operating model for a digital transformation, enabling the migration of a legacy CNI system to the AWS cloud.

Witwam co-designed and supported the implementation of a new service model to enable the Digital user journey for the British Gas online appointment system. 

Working with the Shared Services Leadesrhip Team, Witwam co-designed and implemented a Service Design Toolkit and 3 regional service desks in India, Poland and USA to enable the implementation of a global shared services operating model.

Witwam co-designed the service operating model for a greenfield cloud platform implementation to enable the HMCTS digital transformation programme.

Working with the Service Management Leadership Team, Witwam co-designed the XL Catlin ITSM Target Operating Model to enable the post-merger IT services rationalisation, including the integration of a global FTS service desk across 3 continents.

Working with the Enterprise Services Leadership Team, Witwam co-designed and implemented a new service model to enable the delivery of a global SAP HCM rollout to 100,000 users across 4 continents. 

Working with the PL Re Technology Leadership team, Witwam co-designed and enabled the implemention of the PL Re Technology operating model transformation, removing regional siloes and creating the Global Service & Infrastructure management function.