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
Google Tag Manager - Google Tag Manager helps make tag management simple, easy and reliable by allowing marketers and webmasters to deploy website tags all in one place.
Tealium - Enterprise tag management and digital data distribution (D3P).
Qubit Opentag - Tag Management
The Trade Desk - The Trade Desk is an online demand-side platform that provides buying tools for digital media buyers.
Ensighten Manage - Tag Management