Ek’s company has accomplished that thanks to a shrewd cocktail of cost-cutting and subscriber growth, even as it raised prices for the second time in a year. Spotify’s next pursuit?

Spotify's CEO, Daniel Ek, wants his company to be the ... Ek himself is worth $2.4 billion, according to Forbes. But for Ek, the best way to expand the 248 million figure to a billion is through ...