KEY POINTS
  • U.K.-based payment processor SumUp has acquired U.S. marketing start-up Fivestars for $317 million.
  • SumUp, best known for its small credit card readers, has 3 million merchants signed up across Europe, the U.S. and Latin America.
  • The firm competes with Sweden's iZettle, which was acquired by PayPal in 2018, as well as Jack Dorsey's Square.
A customer uses a SumUp payment card reader in Lisbon, Portugal, on Sept. 13, 2019.

LONDON — SumUp, a U.K.-based payment processor, has acquired marketing start-up Fivestars in a bid to expand its reach across the U.S. and take on giants like PayPal and Square.

The company said Thursday it was buying Fivestars for $317 million in a mix of cash and stock. San Francisco-headquartered Fivestars helps merchants set up rewards schemes and promotions for customers. The deal gives SumUp access to Fivestar's 12,000 customers and $3 billion in sales per year.