Given the fact that in some nZEB related areas there are context specificities that apply in some target countries, and not in others, it is of crucial importance to have a continued support from a group of key stakeholder institutions that helps in providing guidance towards the implementation of the goals of the project. As such, a National Support Group (composed of several key national stakeholders from the buildings sector like for instance professional associations, energy certification authorities, universities, etc.) was established in each pilot country. National Support Groups from each South EU target countries provide significant advice on the content of the training programs and will have a direct benefit from the project results since the training programs and e-learning platform are meant for their continuous professional development.