Stet Market Share Analysis for March 2026

STET is a major European payment processor working primarily for the French and Belgian banking communities, with over 36 billion transactions processed in 2024. We are one of the leading payment processors in Europe, operating both a high-performance Clearing and Settlement Mechanism (CSM) and a card authorization network. We support a full range of payment methods (cards, SEPA direct debits and credit transfers, instant payments, ATM transactions, cheques and bills of exchange) and provide the associated processing services (e.g. clearing, settlement, switching, fraud prevention, digital payments).