Ernst Klett Sprachen GmbH is a leading European language publisher specializing in educational media. The company develops and provides tailor-made learning materials in print and digital formats for over 26 languages, including German as a Second Language and various foreign languages. Its product portfolio encompasses textbooks, readers, grammar and vocabulary resources, and exam preparation materials for students and adult learners in schools, universities, and adult education institutions. As a key entity within the larger Klett Group, it focuses on effective language teaching and learning.