This topic thread uses case studies to discuss tried-and-tested strategies and pioneering concepts for multilingualism in companies. What makes a suitable strategy for international business communication and how can it be integrated into the business management? What are the current challenges concerning language training and further development in business and how are these regarded by personnel management? Which languages, apart from English, are in demand in international communication? How much importance is placed on language knowledge and social skills at times when there is a shortage of skilled workers? Which strategies have proved successful in language training in small and medium-sized enterprises (SMEs)? How can the transfer of knowledge from theory into practice be optimised? How can training services be marketed effectively in the company?