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
V12 Data - V12 Data offers rich data sets with verified addresses and emails for personalized marketing campaigns.
Lotame - Make your data actionable, learn about your most valuable customers, improve ROI by targeting the right audience and increase relevance across screens.
Google Audience Center - 3 votes and 6 comments so far on Reddit
RingLead - RingLead offers a complete end-to-end suite of products to clean, protect, and enhance company and contact information.
AudienceScience - AudienceScience is an enterprise digital marketing technology solution.