This chapter provides a comprehensive framework for managing materials efficiently and optimizing resource utilization within EPC projects. This chapter explores the management of project materials and encompasses the material lifecycle in a project. From master data creation to the procurement process and inventory optimization to stock replenishment, special emphasis is placed on the integration of SAP functionalities and associated advanced topics, such as nesting, material traceability, project-oriented procurement, and expediting to address the unique demands of construction projects.