https://techcrunch.com/2018/10/26/valentin-stalf-to-talk-about-scaling-n26-at-disrupt-berlin/

We couldn’t put together a conference in Berlin without inviting Valentin Stalf from N26, the co-founder and CEO of one of Europe's most promising startups.

A few years ago, few people would have bet on a startup creating a bank from scratch. N26 now has over 1.5 million clients and a ton of funding.