The CRES is located on its wholly owned premises in Pikermi, Attica, where in addition to over 2000 square meters of main office space, it has experimental outdoor installations, specialised laboratories for energy technologies, a mechanical shop, conference rooms, a library and maintains a strong computing infrastructure. CRES operates in two main fields of activity:As the National Energy Centre,- working on energy planning and policy for Renewable Energy Sources (RES), Rational Use of Energy (RUE) and Energy Saving (ES) in accordance with the policy of the Ministry of Environment, Energy and Climate Change and developing the necessary infrastructure for the realisation of RES/RUE/ES investment projects.As a Research and Technological Centre for RES/RUE/ES,- through applied research on new energy technologies and by technically supporting the market for the penetration and implementation of these technologies.