Powering Local Relevance at Scale. Katz Media Group is the largest media representation company in the United States. With the on-air and digital assets of more than 3,000 radio stations and 700 television stations, Katz Media Group provides advertisers and agencies one point of access to over 200 million active consumers across the country. Katz Media Group specializes in providing locally-relevant solutions for national marketers that resonate with consumers where they live. Katz Media Group is comprised of two divisions: Katz Radio Group, the experts on results-driven radio campaigns; and Katz Television Group, the authority on television impact. A subsidiary of iHeartMedia, Katz Media Group is based in New York City with 15 regional offices.