GfK Network

The GfK Group

The GfK Group offers the fundamental knowledge that industry, retailers, services companies and the media need to make market decisions. It delivers a comprehensive range of information and consultancy services in the three business sectors Custom Research, Retail and Technology and Media. The no. 4 market research organization worldwide operates in more than 100 countries and employs over 10,000 staff. In 2008, the GfK Group’s sales amounted to EUR 1.2 billion. For further information, visit our website:

GfK Custom Research Worldwide

GfK Custom Research Worldwide is one of the world’s largest, fast growing fact-based consulting firms with deep roots in research and marketing science. Custom Research North America is a branch of Custom Research Worldwide. For more information, visit


GfK NOP is a leading market research organization, providing cutting edge quantitative and qualitative surveys and fact-based consultancy. Our research specialists are experts in both UK and international research. For more information, visit

GfK US Healthcare Companies

Represented by three distinct, premiere brands in healthcare marketing research – GfK Market Measures, GfK Strategic Marketing and GfK V2 – the GfK U.S. Healthcare Companies offer you the highest standards of excellence in research experience, innovation and thought leadership, together with the global support of the GfK Group, a company with a rich tradition and history of more than 70 years focused solely on the business of marketing research. For more information, visit

GfK Audits and Surveys

GfK Audits & Surveys provides a wide range of custom and syndicated programs offering sales measurements, distribution, inventory, in-store activity and promotions, pricing, customer experience, shopper behavior, and a vast array of customized ad-hoc retail studies. For more information, visit

Mediamark Research (MRI)

Mediamark Research is the leading provider of media and consumer research in the country and the primary source of audience data for the American magazine industry. Data from Mediamark’s Survey of the American Consumer, conducted continuously since 1979, are used in the majority of media and marketing plans written in the United States. And because we measure the audiences of all major media, our multi-dimensional database is the largest and most reliable source available for integrated media planning. For more information, visit

Trade Organizations

American Association for Public Opinion Research (AAPOR)

The American Association for Public Opinion Research (AAPOR) is the leading professional organization of public opinion and survey research professionals in the U.S., with members from academia, media, government, the non-profit sector and private industry. For more information, visit

American Marketing Association (AMA)

The American Marketing Association, one of the largest professional associations for marketers, has 38,000 members worldwide in every area of marketing. For over six decades the AMA has been the leading source for information, knowledge sharing and development in the marketing profession. For more information, visit

Advertising Research Foundation (ARF)

The ARF is the premiere advertising industry association for creating, aggregating, synthesizing and sharing the knowledge required by decision makers in the field. For more information, visit

American Statistical Assocation (ASA)

The American Statistical Association (ASA), a scientific and educational society founded in Boston in 1839, is the second-oldest, continuously operating professional society in the United States. For 169 years, the ASA has provided its members and the public with up-to-date, useful information about statistics. The ASA has a proud tradition of service to statisticians, quantitative scientists, and users of statistics across a wealth of academic areas and applications. For more information, please visit  

Council of American Survey Research Organizations (CASRO)

Founded in 1975, The Council of American Survey Research Organizations (CASRO) represents over 300 companies and research operations in the United States and abroad. CASRO is the "Voice and Values” of the survey research industry. For more information, visit


ESOMAR is the world organisation for enabling better research into markets, consumers and societies. With 4,500 members in 100 countries, ESOMAR’s aim is to promote the value of market and opinion research in illuminating real issues and bringing about effective decision-making. For more information, visit

Institute for International Research (IIR)

The Institute for International Research (IIR) New York facilitates the growth and advancement of our core client-partners by supplying the optimum business solutions, at the right time and in the right format - so that their goals can be surpassed and unique marketplace challenges overcome. For more information, visit

Marketing Science Institute (MSI)

Founded in 1961, the Marketing Science Institute is a learning organization dedicated to bridging the gap between marketing science theory and business practice. MSI currently brings together executives from approximately 70 sponsoring corporations with leading researchers from over 100 universities worldwide. For more information, visit

Mystery Shopping Providers Association (MSPA)

The MSPA is the largest professional trade association dedicated to improving service quality using anonymous resources. With over 150 member companies worldwide, our diverse membership includes marketing research and merchandising companies, private investigation firms, training organizations and companies that specialize in providing mystery shopping services. Our member companies work with their clients to establish mechanisms to measure and improve levels of service. For more information, visit 

Private Label Manufacturers Assocation (PLMA)

Founded in 1979, PLMA provides the private label industry with a strong advocate in the retail and wholesale marketplace. In 1985, PLMA's International Council was created to meet the needs of retailers in Europe. In 1994, PLMA opened its first office in Asia in order to help manufacturers and retailers in that part of the world. As a result of PLMA's organization-building, the industry enjoys the benefits of a full schedule of conferences, seminars,research, and publications. Through its trade shows and member services, PLMA has established itself as a major source of new business for its members.