Uberall
Member of Shareholder Committee
United Internet Ventures AG
CEO
internetx
Chairman of Shareholder Committee
Sedo
Non-Executive Board Member / Chairman
ePages
Member of Shareholder Committee
Open-Xchange AG
Non-Executive Board Member
1&1 Internet
CEO
United Internet
Advisor
CyberForum e.V.
Board Member
home.pl
Chairman of the Board
United-domains AG
Chairman of the Board
TransIP
CEO
PlusServer
CEO
Sedo GmbH
Chairman
United Internet AG
CEO, United Internet Ventures AG
Open-Xchange
Board Member and Advisor
EQT Holdings/EQT Partners
Industrial Advisor
NETGO GmbH
Group CEO
IMD
RWTH Aachen University