European mobile payment service provider iZettle has closed a roughly $55.5 million Series C round of funding. London-based investor Zouk Capital led the round, with participation from Dawn Capital and Intel Capital, and Series A and B investors Creandum, Greylock Partners, Index Ventures, Northzone and SEB Private Equity. Nathan Medlock, a principal in Zouk’s Growth Capital Team will join the iZettle board.

Investors in previous rounds included, American Express, MasterCard and Banco Santander.

[Image courtesy: iZettle]