Marqeta to power Square Credit Card on American Express network

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Block Selects Marqeta to Enable Square Credit Card on the American Express® Network

October 19, 2026 8:00 AM EDT

NEWS HIGHLIGHTS

Marqeta now powers Square's credit card on the American Express® Network, extending its longstanding relationship with Block that includes Squares debit and prepaid programs. By consolidating debit and credit onto Marqetas end-to-end platform, Square has a single platform to build and iterate on card products for sellers. Marqetas portfolio migration capabilities enable existing Square Card accounts to migrate onto Marqeta's platform without disrupting the cardholder experience.

OAKLAND, Calif.--(BUSINESS WIRE)-- Marqeta (NASDAQ: MQ), the modern card issuing... More