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About Epsilon

Epsilon is the global leader in helping clients create customer connections that build brand and business equity. A new breed of agency for a consumer-empowered world, our unique approach harnesses the power of rich data, world-leading technologies, engaging creativity and transformative ideas to ignite connections between brands and customers, delivering dramatic results.


John Bartold

Senior Vice President, L|CX

John Bartold is Senior Vice-President, L|CX at Epsilon and a leading authority on customer experience, brand authenticity and loyalty marketing initiatives. Combining strategic, multidisciplinary insight and thought leadership with 25+ years experience, John helps brands to build reciprocal, sustainable relationships with their customers.

Based in Boston, MA, John tweets about all things brand and CX in real-time @jbartold and blogs about the rapid evolution of marketing to an all-encompassing, highly personalized customer experience.

As a contributing editor for COLLOQUY and Loyalty360, John is a frequently requested speaker on the subjects of marketing and management at conferences globally. He works with some of the leading brands you know, including: Walgreens, Dunkin Brands, Best Buy, Wells Fargo, BP, La Quinta and JC Penney.

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