Epsilon Digital

Leading provider of identity resolution and data-driven marketing solutions with one of the largest first-party data assets

Epsilon Digital, part of Epsilon (a Publicis Groupe company), is a leading provider of outcome-based marketing solutions that combine identity management, data analytics, and digital advertising technology. The company operates one of the largest permission-based email networks and proprietary identity graphs, enabling brands to deliver personalized experiences across channels. Epsilon Digital's platform leverages first-party data and advanced analytics to help advertisers reach and engage audiences with precision. As a key component of Epsilon's broader marketing technology ecosystem, Epsilon Digital provides solutions spanning programmatic advertising, email marketing, loyalty programs, and customer data management. The platform is particularly known for its CORE ID identity resolution technology, which helps brands connect customer data across devices and channels. Epsilon Digital serves major brands and agencies, offering both technology platforms and managed services to execute data-driven marketing campaigns at scale. Epsilon's position within Publicis Groupe, one of the world's largest advertising and communications groups, provides Epsilon Digital with significant scale, data assets, and integration capabilities across the marketing technology stack. The company competes in the identity resolution, customer data platform (CDP), and programmatic advertising spaces, with a particular strength in first-party data activation and privacy-compliant targeting solutions.