Supervisory Board
Dr. Herbert May, Chairman
Dr. May held various positions at the Alcatel group
in Germany and France. He served as head of the group's Business Systems division
before being named CEO of DeTeSystems in 1994. He actively contributed to the
growth of this wholly owned subsidiary of Deutsche Telecom (now known as
T-Systems) to serve 200 of Germany's biggest companies. In 1995, Dr. May was
appointed to the board of Management of Deutsche Telecom AG responsible for
network and multimedia solutions and business customers. Today he runs his own
consulting and investment firm and holds boardseats in companies specialized in
telecommunications and multimedia or is advising them. Main activities are in
Germany, France and US.
Bob van Dijk, Member of the Supervisory Board
Bob van Dijk has more than 15 years experience in the technology sector and has been active in the field of E-Commerce for 11 years. He began his career as an Associate at McKinsey, an international management consultancy, before assuming the position of Finance and Strategy Manager at eBay Group in July 2004. Prior to his current position as Vice President (VP) of eBay Europe, he was responsible for all eBay Group activities in the Netherlands as Managing Director eBay Netherlands. Furthermore, he played a key role in expanding eBay’s local classifieds and online motor sales platform businesses as VP Local Classifieds and Motors.
Tobias Hartmann, Member of the
Supervisory Board

Chief Executive Officer, Global Operations Tobias Hartmann is chief executive officer of GSI's Global Operations organization. He joined GSI from D+S GmbH, a leading European customer management group offering customer service, billing solutions and end-to-end ecommerce services, where he served as the chief operating officer of D+S, a position he held since 2005. Prior to his role with D+S GmbH, he was with Loyalty Partner GmbH serving as a member of the Management Board, and he was part of creating Europe's leading loyalty platform with more than 30 million participating cardholders. He oversaw Loyalty Partner's brand management, database marketing, customer service and fulfillment operations, IT, account management and rewards program. His experience also includes working for international top management consultancy firm Roland Berger Strategy Consultants in France and Germany.