V12 Data - V12 Data offers rich data sets with verified addresses and emails for personalized marketing campaigns.
Optmyzr - Optmyzr AdWords Tools. Optimization Solutions, Quality Score Tracker, Landing Page Checker, and more. Free Trial Available.
Lotame - Make your data actionable, learn about your most valuable customers, improve ROI by targeting the right audience and increase relevance across screens.
LiveIntent - LiveIntent is a web platform that offers effective e-mail advertising services for marketers and publishers.
Google Audience Center - 3 votes and 6 comments so far on Reddit
Adobe Primetime - Adobe Primetime is a multiscreen TV platform that helps broadcasters create and monetize viewing experiences.