E74: building companies & selling to major banks - a chat with Usman Khan

Usman Khan grew up in East London from an ordinary Muslim family. But from those humble beginnings he went on to found 3 different highly successful data companies that raised money from A-list investors and counted most of the mainstream investment banks and fund managers as its clientele. He talks of how he first got into entrepreneurship, how he sold to big banks, and what he is working on now.