IT organizations are facing significant business and technical challenges today. On the business realm, companies are increasingly outsourcing their IT operations to specialized IT services firms. On the technical side, new architectural approaches such as Model Driven Architecture and Service Oriented Architecture are fundamentally changing IT management. In response to these challenges, Business-driven IT management (BDIM) has emerged as a new approach to IT management that bridges Business-IT gap, improves the quality of IT services, and optimizes IT operations. In this paper, we present a multi-layer modeling framework to support BDIM, introduce a versatile Service Delivery Management (SDM) platform for IT service delivery, and use the construction of the SDM platform to demonstrate the modeling framework in action. Keywords Model Driven Architecture, Service Oriented Architecture, Business Operation Modeling, Business-Driven IT Management, Key Performance Indicator, Business Perf...