Constantin Stammen
Angestellt, Geschäftsführer/ CFO, VEACT GmbH
Cologne, Germany
Timeline
Professional experience for Constantin Stammen
Current 13 years and 9 months, since Feb 2010
Geschäftsführer
Blackfields Capital GmbH
Beteiligungs- und Beratungsgesellschaft
2 years and 9 months, Apr 2015 - Dec 2017
Geschäftsführer/ CFO
Mediakraft Networks GmbH
CFO der Unternehmensgruppe und GF der Tochtergesellschaftern Mediakraft GmbH, MK Produktions GmbH und Produktkraft Vermarktung GmbH
4 years and 2 months, Nov 2009 - Dec 2013
Geschäftsführer/ CFO
denkwerk holding GmbH/ denkwerk GmbH
5 years, Jun 2004 - May 2009
Geschäftsführer/ CFO
T-Systems Ltd/ gedas uk ltd
Chief Financial Officer and Finance Director with responsibility for Accounting, Controlling, Internal Processes & Systems, Quality and Facilities
2 years and 3 months, Mar 2002 - May 2004
Leiter Group Controlling
gedas AG
gedas AG was part of the Volkswagen Group. The company was sold to T-Systems (Deutsche Telekom) in 2006
1 year and 7 months, Jul 2000 - Jan 2002
Leiter Group Controlling
concept! AG
Financial Controller in the Group Headquarters - CFO of a small Group Company - Marketing/ Business Development in Germany (Wiesbaden) and China (Shanghai)
Educational background for Constantin Stammen
2 years, Jan 2007 - Dec 2008
Business Administration
Cranfield School of Management
4 years and 1 month, Jan 1991 - Jan 1995
International Business Administration
International School of Management
Management Accounting (Controlling), Corporate Financial Management
Languages
German
First language
English
Fluent
Spanish
Intermediate