Corporate-backed audio recognition specialist Shazam has closed a series F round that was raised at a billion-dollar valuation.

Shazam, the UK-based media engagement company backed by several corporate investors, closed a $30m series F round backed by undisclosed investors yesterday at a valuation of more than $1bn.

Shazam has developed audio recognition technology enabling users of its smartphone apps to identify music. It has since expanded to offer additional content and information when identifying other media such as TV shows, advertisements or films.

Wireless telecommunications company América Móvil paid $40m for a 10.8% stake in Shazam in 2013.…