Entrepreneur: bellybutton Gmbh, Berendsohn AG Managing Director/Board Member: Loyalty Partner GmbH (payback), Richemont Nordeuropa GmbH (Cartier), Kids Brands House N.V. Consultant: Roland Berger & Partner Marketing/Brand Manager: Kraft Foods Group, Piaget, Baume & Mercier Advisory Boards/Board Member: Ludwig Görtz GmbH, Manres Zürich Speaker: YPO, EO a.o.