Stakeholder engagement is critical to applying enterprise architecture (EA) principles and methodologies in order to achieve value from information technology (IT) investments. Stakeholders include the business owners, data owners, developers, and technical infrastructure operational staff. Obtaining stakeholder engagement is a continuous process and is necessary at all levels of the organization. It is also an integral aspect of the governance process for IT investments. This chapter addresses the following topics as they relate to stakeholder engagement:• Obtaining high-level stakeholder involvement in EA governing processes and addressing major challenges in building stakeholder engagement.• Illustrating how stakeholder involvement can lead to consolidation and better management of IT investments.• Identifying vehicles to communicate with EA stakeholders while ensuring the architecture accommodates the style and priorities of the stakeholder community.