Upvest might not be a familiar name if you don’t pay close attention to the fintech industry, but chances are you’ve already interacted with the company’s products. Founded by Martin Kassing (pictured above), the Berlin-based startup builds a white-label investment platform that is used by some of the biggest fintech companies in Europe. Upvest clients include Bunq, N26, Plum, Raisin, Revolut, Shares and Vivid. Overall, 50 million people can access Upvest’s trading platform. Signing all these bi...