The 2nd DYPE of Piraeus and the Aegean as supervising authority of the primary health care structures ensures the improvement of the PHC health services provided to the population responsible The existence of modern building infrastructure in the Region of North Aegean is directly connected with the improvement of health indicators of life expectancy and consequently with the well-being of local communities The basic condition for ensuring modern infrastructure is the upgrading of infrastructure of existing Health Centers The proposal concerns the building upgrade of six 6 Health Centers of the Region of North Aegean and specifically the Health Center of Kalloni Lesvos Health Center of Polychnitou Lesvos Health Center of Antissa Lesvos Health Center of Plomari Lesvos Health Center of Karlovasi Samos and Health Center of Pyrgi of Chios The upgrade consists in the complete completion of Building Works and Electromechanical Installations in the Primary Health Care structures concerned by the intervention The interventions that will take place in the Health Centers concern the renovation of the facades in the Region of Piraeus and the Aegean as a supervis. repair of the roofs in the waterproofing of the roofs in the renovation of the interior of the buildings in the reconstruction of the WC complexes as well as in the upgrading of the heating systems of the hot water and lighting.