David Peña graduated as a Technical and Industrial Engineer from the University of Zaragoza. He worked in the automotive industry and in the maintenance of buildings, responsible for the management of different projects. At CIEMAT he is a member of the Energy Department and has worked in both the Biomass Unit and the Thermal Conversion Processes Unit, where he is currently employed since 2017, working in different international projects related to the thermal use of biomass in pilot and industrial plants, carrying out the measurement and control of emissions.