Drawing on the power of machine learning, predictive analytics and the Apache Hadoop platform, Epsilon helps some of the world's top brands get the right message to the right person at the right time. Although you probably don't realize it when you are interacting with some of the world's most admired brands, their communications are often coming to you through a company called Epsilon. As a Dell EMC case study explains, Epsilon is the digital powerhouse behind the marketing and loyalty programs of many Fortune 500 companies, including American Express, FedEx and Walgreens, to name just a few. Epsilon works with 15 of the top 20 global brands and 8 of the top 10 Fortune 500 companies.[1] If you stay at Marriott hotels, eat at Cracker Barrel restaurants or buy your office supplies at Staples, you may have interacted with Epsilon. In the course of its work, this global firm uses thousands of data points to customize individual messages for recipients, delivering content that gets maximum results.