CIRCE – Research Centre for Energy Resources and Consumption of the University of Zaragoza - is working for 20 years as a link among companies, Universities and research. We know first hand the direction towards the energy sector evolves and the professional skills required by companies. CIRCE's mission is to promote the improvement of energy efficiency and the deployment of renewable energy, towards R & D & I activities and training activities, to meet the needs of domestic and international production sectors, contributing to sustainable development.