Powering personalized marketing at scale, Epsilon helps brands connect with consumers across paid, owned, and earned channels—delivering measurable results.

Epsilon is the leader in outcome-based marketing, we help brands understand how their marketing investment drives real business outcomes.

Built on decades of data expertise, Epsilon has evolved alongside consumers to help brands understand, reach and measure real people at scale.

Epsilon provides the data, technology and services that the world’s top brands need. We help marketers understand consumers, engage them with one harmonized voice across channels, and learn from …

Epsilon is committed to promoting diversity, equity, inclusion, and equal employment opportunities by using reasonable efforts to attract, recruit, engage and retain qualified individuals of all ethnicities …

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I lead Epsilon’s commercial teams across our global technology, media and digital activation solutions. I am responsible for driving Epsilon’s organic growth and accelerating our go-to-market in new …

With Epsilon retail solutions, maximize the power of your data so you'll see better outcomes and unlock more possibilities.

Oct 23, 2025 · Epsilon today announced the appointment of Sean Reardon as CEO. Reardon, who will fully assume the role by the end of the year, brings more than 25 years of data, ad tech and business …

By refining fragmented signals into a consistent view of individuals, Epsilon eliminates duplication, reduces wasted spend and enables closed-loop measurement tied to real business outcomes.