MAKING-CITY, a new large-scale demonstration project funded by the EU’s Horizon 2020 research and innovation programme, has its kick-off meeting on 13-14 December in Valladolid, Spain. This 60-month H2020 project with a budget of 20 million euros, gathering 34 partners from 9 countries, aims to address and demonstrate the transformation of the urban energy system towards low-carbon cities according to the Positive Energy District (PED) concept.