Sitecore
Sitecore is the global leader in experience management software that enables context marketing. The Sitecore® Experience Platform™ manages content, supplies contextual intelligence, and automates communications, at scale. It empowers marketers to deliver content in context of how customers have engaged with their brand, across every channel, in real time. More than 4,600 customers—including American Express, easyJet, and L’Oréal—trust Sitecore for context marketing to deliver the personalized interactions that delight audiences, build loyalty, and drive revenue.
http://www.sitecore.net/