It took Revolut over five years to obtain its UK banking license.

At a $200 billion valuation for Revolut, founder Nikolai Stronsky's personal wealth could reach $76 billion.

Based on Revolut's current valuation, Nikolai Stronsky's wealth is estimated at $20.4 billion, making him the UK's richest man.

Revolut aims to reach 100 million customers by this time next year.