Aware of the fact that cities host at present half of the world population and that this percentage will increase to 70% in only 25 years, we are facing the greatest transformation challenge of the 21st century. An unprecedented transformation, in size and time it will take to occur. These urban developments are already responsible, in Europe, of 50% of the consumption of resources, in particular energy and water. SAVENER provides solutions at different levels to contribute to a sustainable change of society and of its urban models; these solutions range from the development of an Architecture with an efficient use of resources to the development of new and more sustainable urban models.