ZEDO, Inc., the largest privately held ad server in the US, has been offering a variety of products and services to websites, advertisers and networks for 10 years. ZEDO focuses on premium technology to increase ad performance and maximize revenue for publishers. This includes cutting edge behavioral targeting; ad network optimization; video ad serving; ad serving on iphones; a widely acclaimed easy-to-use UI; self-service advertising and new formats to meet advertisers' needs for innovation.

ZEDO is headquartered in San Francisco and has four development centers in Russia and India.