As of May 12, 2025, the market research industry is characterized by several leading companies that provide comprehensive data analytics, consumer insights, and strategic consulting services across various sectors. Below is an overview of some of the top market research firms:
Nielsen
Nielsen is a global leader in measurement and data analytics, offering services that cover over 90% of the world's GDP and population. The company specializes in consumer purchasing measurement and media audience analytics, serving clients primarily in the consumer packaged goods (CPG), media, and advertising industries. In 2019, Nielsen reported revenues of $6.5 billion and employed approximately 46,000 individuals. Notable clients include NBC Universal, Nestlé S.A., The Coca-Cola Company, and The Procter & Gamble Company.
IQVIA
Formed through the merger of IMS Health and Quintiles, IQVIA is a human data science company serving the life sciences industry. The company integrates information, analytics, domain expertise, and technology through its IQVIA CORE solution, enabling clients to gain deeper insights into human behaviors, diseases, and scientific advancements. In 2019, IQVIA reported revenues of $4.5 billion in its Technology & Analytics Solutions segment and employed over 67,000 individuals. The company serves nearly all of the top 100 global biotechnology and pharmaceutical companies.
Kantar
Kantar, a part of WPP, is a data, insights, and consulting company offering services across the entire lifecycle of sales and marketing. The company provides research solutions ranging from in-depth qualitative research to AI-based technology. In 2019, Kantar reported revenues of $3.0 billion and employed approximately 30,000 individuals. Kantar serves over half of the Fortune 500 companies, including Diageo, Volkswagen, Unilever, and PepsiCo.
Gartner
Gartner offers research reports, proprietary tools, briefings, membership programs, and peer networking services. The company operates in over 100 countries, serving approximately 15,600 clients. In 2019, Gartner reported revenues of $3.4 billion and employed around 15,173 individuals.
Ipsos
Ipsos specializes in survey-based research for companies, brands, and institutions. Operating in approximately 90 countries, the company serves over 5,000 clients. In 2019, Ipsos reported revenues of $2.2 billion and employed about 18,130 individuals.
GfK
GfK provides data and analytics services, focusing on consumer and market insights. The company operates globally, offering services that help clients make informed business decisions.
IRI
IRI specializes in big data and predictive analytics, providing clients with insights into consumer behavior and market trends. The company operates in multiple countries, serving clients across various industries.
Dynata
Dynata offers first-party data services, providing clients with access to a vast network of consumers and business professionals for survey-based research.
Westat
Westat is an employee-owned research firm providing services in statistical survey research, evaluation, and communications. The company serves clients in government and private sectors.
Intage
Intage is a Japan-based market research company offering services in consumer panel research, retail tracking, and customized research solutions.
These companies play a pivotal role in providing businesses with the insights needed to navigate complex markets, understand consumer behavior, and develop effective strategies.
Market Research
