Banking startup Revolut raised $250 million on Thursday at a valuation of $1.7 billion. It makes Revolut one of the fastest tech companies to reach unicorn status in Europe. CEO Nikolay Storonsky tells BI he thinks Revolut can keep growing at pace and talks about his plans. LONDON — British fintech startup Revolut announced a $250 million funding round on Wednesday, valuing the two-and-a-half-year-old startup at $1.7 billion. It makes Revolut one of the fastest European companies to reach so-called "unicorn" status, tech-industry speak for a private company valued at over $1 billion. "How does it feel?