The largest portfolios of merchant card processing contracts in the Latin America and the Caribbean (LAC) region based on transactions processed in 2025 are ranked here. For the complete ranking, log in and download Issue 1314. Collectively, the top 49 processed 50.98 billion Visa and Mastercard card transactions, an increase of 5.6% from 2024. Credit, debit and prepaid card transactions were accepted for payment at 16.1 million merchant outlets in LAC. Purchase volume—spending for goods and services— gen...