Epsilon is the leader in outcome-based marketing, enabling marketing that’s built on proof, not promises. Through Epsilon PeopleCloud, the marketing platform for personalizing consumer journeys with performance transparency, Epsilon helps marketers anticipate, activate and prove measurable business outcomes. Powered by CORE ID®, the most accurate and stable identity management platform representing 200+ million people, Epsilon’s award-winning data and technology is rooted in privacy by design and underpinned by powerful AI. Positioned at the core of Publicis Groupe, Epsilon has more than 50 years of experience in personalization and performance working with the world’s top brands, agencies and publishers.