MediaCom handles the media planning and buying for some of the world's smartest advertisers. We are The Content + Connections Agency. Transforming your communications through systems thinking. MediaCom is one of the world’s leading media agencies. We plan and buy media for our clients around the world. Our network comprises 7,000 employees in 125 offices in 100 countries around the world. Our clients come from a wide variety of industries, from automotive to consumer goods, from retail and pharmaceutical to telecommunications, entertainment and fashion.