Stefan Keller

Chief Technology Officer ad interim 
At Open Systems since 2008 
Swiss citizen 

Stefan Keller studied at ETH Zurich. He holds a Master of Science degree from ETH Zurich in Information Technology and Electrical Engineering. Additionally he completed the «Customer-focused Innovation Management» certification at Stanford Business School. 

After his studies, Stefan Keller got a job directly with Open Systems in 2008, and worked in several positions, first in the area of Professional Services and then in Development as a Senior Vice President Product Development, responsible for Network Services. He is currently the Chief Technology Officer ad interim of Open Systems.
Stefan Keller