The GfK Retail and Technology Management Board is the driving force of our business, with valuable experience gained in the fields technology, consumer goods, retail and market research.
Dr. Gérard Hermet



Dr. Silvestre Bertolini
Managing Director GfK RT Italy
Spokesperson for global Optics market
Iris De Gersem
Managing Director GfK RT UK
Spokesperson for global Fashion market and PR/ Communication
Albertus Groot Enzerink
Chairman of Australasia Board
Spokesperson for global IT, Telecom and Office markets



Ian McCann
Chairman of GfK UK
Gunter Redwitz
Managing Director GfK RT Germany
Responsible for Germany, Nordic countries, South Africa,
Management Team spokesman
Manuel Ressureccion
Managing Director GfK RT Spain
Responsible for Portugal, Latin America



Prof. Dr. Thomas Ruf
Managing Director GfK RT Germany
Responsible for Global Operations
Frédéric Wasson
Managing Director GfK RT France
Responsible for Africa and Middle East
Spokesperson for Retail Services and Retail Analytics
Werner Winkler
Managing Director GfK RT Germany
Responsible for Etilize*, coordination of IFR and Mediacontrol
*formerly Encodex