"A certified company also stands for educational excellence, innovation, and long-term stability", states Kateryna Schütz, Project Manager at the Switzerland-based Worlddidac Association. digital publishing has been re-certified with the coveted seal, which is awarded for a three-year period.

Worlddidac is the global trade association for companies providing products for education and training at all levels. The Worlddidac Quality Charter is a quality certification for companies that participate in educational projects worldwide. The certification goes beyond existing ISO standards by providing the assurance that a company has the capacity to deliver products and services that contribute to quality education and sustainable results.

In 2011, only twenty companies received the certificate. Armin Hopp, President of digital publishing, comments, "We are committed to education, educational excellence, and innovation, so being re-certified with the WQC seal is another thumbs up for our achievement. The seal also reflects our global reputation as innovation leader. It is - of course - a privilege to be certified."

digital publishing operates in over eighty countries, has a worldwide network of more than 750 online tutors, and offers an extensive range of innovative language-learning modules. dp's Corporate Language Training (CLT) includes award-winning blended-learning solutions, interactive language-learning software, a global virtual classroom service, an innovative accent-reduction tool, and active tutoring service. dp has delivered award-winning results for more than 1,000 corporations, institutions, and universities worldwide.