The LNEG teams have been developing R,D&D projects in the area of Renewable Energies since the first State Laboratory was set up in Portugal with this mission in the mid-1980s. Throughout the years, LNEG has participated in the most relevant projects in the areas of Wind Energy, Wave Energy, and Solar Thermal and Photovoltaic Energy. Since its creation, LNEG has made an instrumental contribution to the identification and characterization of renewable energy potential, working with the national business community, technologically supporting the development of projects and constituting as a facilitator in the dissemination of renewable technologies in Portugal.