The 10 largest merchant acquirers in Europe based on transactions shown in the chart above are ranked by payments at the physical point of sale and over online and mobile channels initiated by all general purpose credit, debit, and prepaid international and domestic-only card brands last year. On page 10, the pie chart shows the 10 largest merchant acquirers ranked by the monetary value of those purchases. Europe’s 40 largest acquirers of Visa (including Electron), MasterCard, and Maestro bank card transactions in 2014 are ranked on page 11. Collectively, the top 40 handled 40.90 billion ...