Errol Damelin has been steadily growing his presence in London’s fintech sector; founder of Wonga, Damelin’s expertise and mentorship has helped over 200 employees currently working in London’s fintech scene; his company Wonga is a case study for online payday lending in Europe and despite his exit from the company in 2014, Damelin has gone on to successfully invest and mentor a wide range of startup businesses in London. Source