JFK

Gesellschaft für Konsumforschung (Gfk) is one of the world's largest market research firms, founded in 1934 and commercialized in 1980, headquartered in Nuremberg, Germany, with offices in more than 100 countries and territories around the globe. gfk is the world's largest consumer durables research firm and a global leader in the gfk is the world's largest consumer durables research company and a global leader in healthcare research.