Marc has been involved with SAP solutions, their implementation and operation for more than twenty years. After studying at the Johann Wolfgang Goethe University in Frankfurt am Main, he supported numerous SAP rollouts in international companies such as LSG Sky Chefs, the Merck Group and Wella from 1999 onwards. The business informatics specialist started at T-Systems in 2012. Since 2019, he has been intensively involved with agile methods in SAP landscapes in Portfolio Management at T-Systems. He played a key role in the development of the "SE Book SAP", which describes a practice-oriented process methodology for SAP implementations and SAP projects and is based on the ASAP and SAP Activate process methodologies. Previously, he worked in SAP Delivery at T-Systems, where he supported proposal presentations and acted as project manager for customer projects.