Privately held Yapstone processed more than $9.00 billion in card (60%) and automated clearinghouse (ACH) payments (40%) last year. Nearly all were initiated online. Over 95% occurred within the U.S. The others originated in the U.K., Ireland, France, Germany, and Spain. Merchant acquiring partners of Yapstone are Vantiv and Chase Paymentech in the U.S. and Global Payments in Europe. ACH settlement in the U.S. is handled by Profit Stars. Yapstone, which is both a gateway and a processor, is minority owned by private equity firms Accel Partners and Meritech Capital. Those companies invested ...