ManagementTraining Stefan Umstätter
 
innovativ
kompetent
menschlich
 
ProMensch Scopar
Habegger WWS
Trainer Akademie München Radisson
DNLA Das DISG  persolog Persönlichkeitsmodell
HTI Deutschland / Austria
"A friendship founded on business is better than a business founded on friendship."

John D. Rockefeller