Adtech is a German’American digital marketing company, providing publishers, agencies and ad networks with products to manage, serve and evaluate online advertising campaigns, including display, video and mobile formats. Founded in 1998 and headquartered in Frankfurt, Germany, Adtech is the ad serving platform of AOL’s digital advertising business. Globally, Adtech has customers in more than 25 countries. It was acquired by AOL on May 15, 2007.