Porter (2001)’s proposition of the evolution of technologies in business emphasizes the need for information systems strategies to enable the real-time optimization of the value chain. It is echoed throughout the literature that information technology strategies need to be aligned with business strategies. This paper proposes a framework for the development of information systems strategies and plans driven by business objectives and strategies. It provides an integrated framework for the development of technology architectures and business processes across the value chain. A systematic approach to enterprise information system planning is presented.