GfK has split its business into three sectors, which correspond to the three sources from which data supplied to clients is drawn.
The Custom Research sector is specialized in operational and strategic marketing issues relating to virtually every industrial sector and market.
The sources of information for the Custom Research sector are specific target groups of consumers and the medical profession.
In the Retail & Technology sector, information on retail sales of technical consumer goods is gathered on a continuous basis.
The sources of information for the Retail and Technology sector are retailers.
The Media sector delivers continuous customized research on reach, intensity and use of TV, radio, print and online media.
The sources of information for the Media sector are the media.