Marqeta is a card issuing platform for debit, credit, prepaid, and flexible credentials. Companies use the open API to embed payments and issue cards inside their own products.

Customers include Square, Affirm, and Western Union, across BNPL, on-demand delivery, expense management, retail, and digital banking. The platform processed $383B+ in volume in 2025 at 99.99% uptime and is certified to operate in 40+ countries.

Founded 2009 by Jason Gardner. Headquartered in Oakland, CA.

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