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

OAKLAND, Calif., October 19, 2026--Marqeta (NASDAQ: MQ), the modern card issuing platform, announced today that it is enabling the Square Credit Card, Square's business credit card for sellers, backed by the American Express® Network. With the migration to Marqeta, Square is consolidating its debit, prepaid, and credit programs onto one modern card issuer processor, reducing operational complexity and enabling Square to bring new credit features to market more quickly. Marqeta’s portfolio migrat