Groupon, BBVA, Tengelmann and American Express-backed mobile payments service SumUp has boosted its total funding to $45m.

SumUp, a UK-based mobile point-of-sale technology developer backed by a range of corporates, has raised an undisclosed amount of series D funding from corporate-backed Venture Incubator, TechCrunch reported earlier today.

The company’s total funding was confirmed as €40m ($45m) by chief executive Daniel Klein, who also said the round valued SumUp at several hundreds of million.

SumUp’s device enables merchants to take card payments through a smartphone or tablet. The company currently operates in 12 countries across Europe and in…