Horizon Media is a privately held media, marketing, and advertising agency founded in 1989. Headquartered in New York City, the company has offices in Los Angeles and Toronto and employs approximately 2,850 people. Horizon Media provides a range of services, including media planning and buying, creative development, digital marketing, and public relations. The company has been recognized for its work by various industry publications and organizations, including Adweek, MediaPost, and the Effie Awards.