Karel Dörner

Chief Tech/Sci/R&D Officer at CTS EVENTIM AG & CO. KGAA

Technology Services

Consumer Services

Commercial Services

Profile

Karel Dörner is the founder of eBay GmbH (Nordrhein-Westfalen).
Mr. Dörner is Chief Executive Officer at Aventeon, Inc. since 2000.
Mr. Dörner is Chief Executive Officer at Aventeon GmbH.
Mr. Dörner is Chief Technology Officer at CTS Eventim AG & Co. KGaA. starting in 2025.
Formerly, Mr. Dörner was Senior Partner at McKinsey & Co., Inc. Mr. Dörner earned an MBA from WHU-Otto Beisheim School of Management.

Karel Dörner active positions

Companies	Position	Start
CTS EVENTIM AG & CO. KGAA	Chief Tech/Sci/R&D Officer	01/01/2025
Aventeon, Inc. Aventeon, Inc. Information Technology ServicesTechnology Services Provides vertical specific mobile enterprise solutions	Chief Executive Officer	01/11/2000
Aventeon GmbH Aventeon GmbH Information Technology ServicesTechnology Services Develops and provides software solutions	Chief Executive Officer	-

All active positions of Karel Dörner

Former positions of Karel Dörner

Companies	Position	End
Alando de AG Alando de AG Data Processing ServicesTechnology Services Provides internet e-commerce services	Founder	-
McKinsey & Co., Inc. McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm	Corporate Officer/Principal	-

See the detail of Karel Dörner's experience

Training of Karel Dörner

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Karel Dörner's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	6
Aventeon, Inc. Aventeon, Inc. Information Technology ServicesTechnology Services Provides vertical specific mobile enterprise solutions	Technology Services
McKinsey & Co., Inc. McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm	Commercial Services
CTS Eventim AG & Co. KGaA CTS Eventim AG & Co. KGaA Movies/EntertainmentConsumer Services Engages in ticketing and live entertainment event management	Consumer Services
Alando de AG Alando de AG Data Processing ServicesTechnology Services Provides internet e-commerce services	Technology Services
Aventeon GmbH Aventeon GmbH Information Technology ServicesTechnology Services Develops and provides software solutions	Technology Services
WHU-Otto Beisheim School of Management WHU-Otto Beisheim School of Management Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services