Jack Breen is a results-driven Programme and Project Manager with over 17 years of experience in technology-enabled transformation across major organisations such as Deloitte, Landmark Information, and Forvis Mazars. Jack began their career at Deloitte in customer services, supporting over 6,000 technology users, which laid a solid foundation in stakeholder engagement and operational excellence. They transitioned through various roles, including Senior Project Manager at Landmark Information, where they led the Information Security Programme, and Programme Manager at Forvis Mazars, managing a firmwide transformation initiative. Since May 2025, Jack has rejoined Deloitte in the Technology Enabling Functions team, focusing on driving enterprise-level change and digital transformation projects.
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