S.I.MO.NE. (Innovative System for Metropolitan Area Mobility management) is a project to promote innovation in the metropolitan area mobility management. Actors involved in the reference scenario are: On Board Unit providers, Telco companies, Fleet Managers, Vehicle Service Centres and Traffic Operation Centres. Key objective of the project is the definition of a framework at national level to collect and aggregate Floating Car Data, to improve mobility management. The criteria definition to accept data coming from Fleet Managers, to project and aggregate FCD on geo-database, to perform Data Completion and to provide Value Added Services is the challenge of the project.