V12 Data - V12 Data offers rich data sets with verified addresses and emails for personalized marketing campaigns.
QlikSense - A business discovery platform that delivers self-service business intelligence capabilities
Adobe Audience Manager - Adobe Audience Manager is a data management platform that integrates online and offline data to deliver a unified view of all your audiences
Looker - Looker makes it easy for analysts to create and curate custom data experiences—so everyone in the business can explore the data that matters to them, in the context that makes it truly meaningful.
Google Audience Center - 3 votes and 6 comments so far on Reddit
Qlik - Qlik offers an Active Intelligence platform, delivering end-to-end, real-time data integration and analytics cloud solutions to close the gaps between data, insights, and action.