Accenture
Horvath & Partner
IBM
KPMG
many SMEs

ACN Europe
CISCO
Congstar
Deutsche Telekom
Enitel
MDCC
O2
Sonera
Telefonica
T-Mobile
Vodafone

Audi
Bundesagentur für Arbeit
Finanz Informatik
Lycos
Siemens
VW

names of individual coaching clients are confidential