We describe the growing field of FinTech, and the different data sources that support it. FinTech has become a disintermediation force and we will discuss the underlying data sources which drive disruptive technologies. Broadly the key data sources which enable lending decisions and models would be highlighted. The utilization of these various data sources with their legal/privacy implications would be analyzed. Overall, the encapsulation of borrower’s behavior, computing technologies, statistical models and analytics in rich data sources would be discussed.