Complex sentence: The Institut Supérieur de Marketing du Luxe was founded by Cartier (jeweler) and Alain-Dominique Perrin in 1990, it provides training with the help of professionals and leading executives in the marketing and the luxury department.
Split into simpler sentences: The Institut Supérieur de Marketing du Luxe was founded by Cartier (jeweler) and Alain-Dominique Perrin in 1990. The training is led by professionals and leading executives in the marketing and the luxury department.