John Furner

John Furner is best known as the executive overseeing Walmart U.S., the largest division of the world's biggest retailer, and as a driving force behind Walmart Connect, the company's retail media network that has emerged as a formidable competitor to Amazon Advertising. Under his leadership, Walmart has aggressively monetized its first-party shopper data across in-store, online, and omnichannel touchpoints, making Walmart one of the most significant players in the retail media and AdTech ecosystem. His stewardship has positioned Walmart's advertising business as a multi-billion-dollar growth engine, attracting major brand advertisers seeking alternatives to walled gardens. Furner joined Walmart in 1993 as an hourly associate and rose through the ranks over nearly three decades, holding roles in store operations, merchandising, and international business. He served as President and CEO of Sam's Club from 2017 to 2019, where he modernized the membership warehouse model and invested heavily in technology and data capabilities. He was appointed President and CEO of Walmart U.S. in November 2019, taking on responsibility for the company's largest business segment, which includes more than 4,600 stores and a rapidly growing e-commerce operation. Furner has been a vocal advocate for the integration of physical retail data with digital advertising, championing closed-loop measurement that connects ad exposure to in-store and online purchases. His leadership has accelerated Walmart's investments in connected TV, offsite media, and self-serve advertising platforms, making Walmart Connect a top-tier retail media network. He is widely regarded as one of the most influential operators shaping how brick-and-mortar retailers compete in the modern advertising landscape.

Last updated Jun 11, 2026 by ATDb automated enrichment · Connections updated Jun 15, 2026