This case study illustrates the knowledge management framework that was designed during the introduction of knowledge management instruments at Siemens Business Services GmbH & Co. or SBS, as it is known. The knowledge management framework will give the reader an understanding of the holistic approach to knowledge management and the different stages of implementation. It also introduces the key learning processes experienced by Siemens Business Services (SBS) during the various implementation phases. The knowledge management (KM) requirements, challenges and solutions within the service business are highlighted. The case study also shows the challenges and objectives of knowledge management (KM) programs, in general, and at Siemens Business Services (SBS), in particular. Based on the experience of the implementation of KM at SBS, the case study closes with critical success factors for other KM implementations, both within and outside Siemens.