Dunnhumby

Leading retail customer data science platform with deep expertise in grocery and CPG sectors

Dunnhumby is a global customer data science company that specializes in retail analytics and personalized marketing solutions. Founded from the partnership that created Tesco's Clubcard loyalty program, the company leverages first-party customer data to help retailers and consumer packaged goods (CPG) brands understand shopping behaviors, optimize pricing and promotions, and deliver personalized customer experiences. As a subsidiary of Tesco PLC since 2001, Dunnhumby operates as a distinct entity serving clients across grocery, convenience, and other retail sectors worldwide. The company's platform combines transactional data, loyalty program insights, and advanced analytics to provide actionable intelligence for merchandising, media, and customer engagement strategies. Dunnhumby's solutions enable retailers to create targeted marketing campaigns, optimize product assortments, and improve promotional effectiveness while helping CPG brands reach the right customers with relevant messaging. The company operates globally with offices across North America, Europe, Asia, and Australia, serving major retailers and brands in the consumer goods industry. Dunnhumby occupies a unique position in the retail media and customer intelligence space, bridging traditional retail analytics with modern AdTech capabilities. The company's retail media networks and data clean room solutions enable brands to activate first-party retail data for advertising while maintaining privacy compliance. With decades of experience in loyalty program management and customer analytics, Dunnhumby continues to evolve its offerings to address the growing importance of retail media networks and data-driven personalization in omnichannel retail environments.