These Case Studies were written from students at the EBC-university of applied sciences Düsseldorf. The students from 6th semester of the study "International Business Management" have visited the lecture "Case Studies in International Management".In this book Case studies from 8 different companies will be presented. The development of their enterprises, the position in the market and the strategies (Internationalisation, Merger, Sustainability). At the end of each Case Study are questions, so that other students can answer these questions and with the Case Study.