NewsWelcome to the Diuna Newsletter: September edition!   New! Client Portal – Easy and Quick Access to Your Orders We have great news for our clients! We've just launched a client portal that...

NewsJune-August Summer Newsletter  We've got ISO 17100:2015 certification! The ISO 17100 certification is a testament to our commitment to delivering high-quality services, as well as effective...

NewsYellow Centrum Języków Obcych Sp. z o.o. changes name to Yellow Diuna Academy Sp. z o.o. and expands its offerings to include Courses previously offered under the Diuna Academy Brand! We are...