The Atlantic Transnational Network gathers the Economic and Social Councils (CES) of the Basque Country, Andalusia, Galicia, Canary Islands, Extremadura, Castile and León;Regional Economic, Social and Environmental Councils (CESER) of Nouvelle-Aquitaine, Pays de la Loire, Brittany, Normandy and Centre-Val de Loire; Fórum Oceano (Association of Maritime Economy) in Portugal.