Dunnhumby transforms retail customer data into actionable insights and personalized marketing solutions, enabling retailers to build profitable media networks and helping brands reach high-intent shoppers at the point of purchase decision.
Last updated Feb 18, 2026
Leading retail customer data science company and retail media platform provider with strong presence in grocery and retail sectors
Dunnhumby is a global customer data science company founded in 1989, best known for pioneering the Tesco Clubcard loyalty program in the UK. The company specializes in retail customer data analytics and personalized marketing solutions, helping retailers and consumer packaged goods (CPG) brands understand shopping behaviors and optimize their marketing strategies. While often categorized within the broader AdTech ecosystem, Dunnhumby is more accurately positioned as a retail media and customer data science platform that enables targeted advertising and personalized customer experiences based on transactional and behavioral data. Dunnhumby operates globally with a strong presence in retail media networks, providing solutions that include customer analytics, media activation, personalization engines, and promotional optimization. The company works with major retailers worldwide to monetize their first-party data through retail media networks while helping CPG brands reach high-intent shoppers with precision targeting. As retail media has become one of the fastest-growing segments in digital advertising, Dunnhumby has positioned itself as a critical infrastructure provider for retailers looking to build and scale their media businesses.
Advanced analytics platform that transforms transactional and behavioral data into customer insights and segmentation
End-to-end retail media network platform enabling retailers to monetize their customer data through targeted advertising
Real-time personalization capabilities for tailored customer experiences across channels
Tools for planning, executing, and measuring targeted marketing campaigns based on customer insights
AI-driven solutions to optimize pricing, promotions, and merchandising strategies