Marqeta Appoints Sarah Barkema as Head of Investor Relations

OAKLAND, Calif., March 26, 2026 - Marqeta, Inc. (NASDAQ: MQ), the modern card issuing platform, today announced the appointment of Sarah Barkema as Head of Investor Relations, effective immediately. Barkema currently serves as Marqeta's Chief Accounting Officer and will continue in that role while also leading Investor Relations, where she will oversee the company's financial communications strategy and engagement with the investor and analyst community.

"Sarah brings deep financial expertise and a strong understanding of Marqeta's business and the payments landscape," said Patti Kangwankij, Chief Financial Officer, Marqeta. "Her leadership and role as a trusted strategic advisor will be instrumental in further strengthening our engagement with the investment community and in communicating our significant opportunity ahead."

Barkema has more than two decades of experience in strategic finance leadership, accounting excellence, and operational transformation. Prior to joining Marqeta, she was Chief Accounting Officer at Stitch Fix and before that Vice President of Finance and Reporting at Fortive. Earlier in her career, she held a series of finance leadership roles at other high-growth public companies.

"I am excited to take on the new responsibilities of Head of Investor Relations, building on the strong foundation we've established," said Barkema. "Marqeta has a compelling strategy and meaningful opportunity ahead, and I look forward to engaging with the investment community as we continue to execute and deliver long-term value."

About Marqeta

Marqeta makes it possible for companies to build and embed financial services into their branded experience-and unlock new ways to grow their business and delight users. The Marqeta platform puts businesses in control of building financial solutions, enabling them to turn real-time data into personalized, optimized solutions for everything from consumer loyalty to capital efficiency. With compliance and security built-in, Marqeta's platform has been proven at scale, processing nearly $400 billion in annual payments volume in 2025. Marqeta is certified to operate in more than 40 countries worldwide and counting. Visit https://www.marqeta.com to learn more.