netadge - NetAdge is a mobile demand-side platform.
Lotame - Make your data actionable, learn about your most valuable customers, improve ROI by targeting the right audience and increase relevance across screens.
AdLib DSP - The Premium DSP Everyone. Reach Your Audience On The World's Most Popular Sites, Apps, & Streaming Platforms. No Contracts. No Minimums.
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
Persona.ly - Persona.ly offers game and app developers advanced tools for creating in-app advertising and acquiring quality users.
Google Audience Center - 3 votes and 6 comments so far on Reddit