Casey Klyszeiko

Casey Klyszeiko is Executive Vice President of the Global Merchant & Network Services (GMNS) Product team at American Express. In this role, he oversees the strategy and development of differentiated payment products, services and capabilities that ensure seamless experiences for American Express customers, merchants and partners around the world.

Under Casey’s leadership, GMNS Product is focused on advancing the American Express network strategy, modernizing core platforms and accelerating innovative solutions – from digital and contactless payments and card tokenization to multi-rail payments and AI-powered transactions.

Prior to rejoining American Express, Casey was Senior Vice President & General Manager, Global E-Commerce and Carat Platform at Fiserv, where he led the company’s global merchant business, product development and business operations across processing, gateway, data and value-added services.

Casey has also held several senior leadership roles at Visa, including Global Head of Merchant and Acquiring Strategy and Global Head of Visa Direct Sales. Earlier in his career, he worked in strategy, card product management and merchant business development at American Express.

Casey holds a bachelor's degree from the University of Pennsylvania in Economics, Finance and Risk Management.