The amount of personal information that is generated and collected on a daily basis is rapidly growing due to the increasing number of activities performed online and, in particular, in mobility. The availability of such a huge amount of data represents an invaluable opportunity for organizations and individuals, respectively to enable precise business intelligence and innovative services. Nevertheless, it represents the commodity of a flourishing “market of data”, mostly fostered by the biggest ICT companies, from whereof benefits users are almost excluded, significantly increasing the public concern on data privacy. In this scenario we developed a framework, based on a personal data store, enabling the development of an eco-system of trusted application, which allow users to full transparency and control on the exploitation of their data.