Market research companies of the United States

Nielsen Media Research (NMR) is an American firm that measures media audiences, including television, radio, theatre, films (via the AMC Theatres MAP program), and newspapers. Headquartered in New York City, it is best known for the Nielsen ratings, an audience measurement system of television viewership that for years has been the deciding factor in canceling or renewing television shows by television networks. As of August 2024, it is the primary part of Nielsen Holdings.

Mediabase is a music industry service that monitors radio station airplay in 180 US and Canadian markets. Mediabase publishes music charts and data based on the most played songs on terrestrial and satellite radio, and provides in-depth analytical tools for radio and record industry professionals. Mediabase charts and airplay data are used on many popular radio countdown shows and televised music awards programs. Music charts are published in both domestic and international trade publications and newspapers worldwide. Mediabase is a division of iHeartMedia.

PostTrak is a U.S.-based service that surveys film audiences for film studios.

JATO Dynamics Ltd is a global supplier of automotive business intelligence, headquartered in Uxbridge, London.

Comscore, Inc. is an American-based global media measurement and analytics company providing marketing data and analytics to enterprises, advertising agencies, brand marketers, and publishers.

Nielsen Holdings plc (or Nielsen) is an American media audience measurement firm. Nielsen operates in over 100 countries and employs approximately 15,000 people worldwide.

NIQ (also known as NielsenIQ, formerly known as ACNielsen or AC Nielsen) is a global marketing research firm, with worldwide headquarters in Chicago, United States. The company has approximately 30,000 employees and operates in more than 100 countries. NIQ acquired German market research firm GfK in 2023.

Nielsen Media Research (NMR) is an American firm that measures media audiences, including television, radio, theatre, films (via the AMC Theatres MAP program), and newspapers. Headquartered in New York City, it is best known for the Nielsen ratings, an audience measurement system of television viewership that for years has been the deciding factor in canceling or renewing television shows by television networks. As of August 2024, it is the primary part of Nielsen Holdings.

Prodege, LLC is an American online marketing, consumer polling, and market research company based in El Segundo, California. The company develops consumer rewards and polling programs under various brands including Swagbucks, MyPoints, InboxDollars, CouponCause, Tada, Ysense, Upromise, and Pollfish.

Retail Systems Research, or RSR is an American market intelligence company focused on the impact of technology on the retail industry.