Stefan Keller Email
Geschäftsführer @ TSO AG
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Stefan Keller Location
- St. Gallen, SG, CH
Stefan Keller Work
- Geschäftsführer @ (July 2018 - Present)
- Gründer @ (January 2020 - Present)
- Vizepräsident der Verwaltung @ (October 2018 - Present)
- Dozent @ (May 2020 - May 2023)
- E-Business Manager and GL @ Tourismus Services Ostschweiz AG (July 2010 - July 2018)
- E-Business-Manager @ (September 2008 - June 2010)
- Web-Entwickler @ (September 2005 - August 2008)
- Informatiker @ ecs GmbH (August 2000 - July 2004)
Stefan Keller Education
- European Business School AG
Bachelor of Applied Science in Management (BASc) (Betriebswirtschaft)
2011-2013 - HSO Wirtschafts- und Informatikschule
dipl. Marketingplaner / Marketingfachmann HSO (Marketing/Marketing Management, General)
2006-2008 - HSO Wirtschafts- und Informatikschule
Verkaufskoordinator eidg. FA (Sales, Distribution, and Marketing Operations, General)
2006-2008 - Schweizer Armee
Offiziersschule
2004-2005 - GBS Gewerbliche Berufsschule St. Gallen
eidg. Informatiker (Computer Science)
2000-2004
Stefan Keller Summary
- Stefan Keller, based in St. Gallen, SG, CH, is currently a Geschäftsführer at TSO AG. Stefan Keller brings experience from previous roles at Traveltec Services GmbH, triplet.services Genossenschaft, FHGR Institute for Tourism and Leisure ITF, University of Applied Sciences and Tourismus Services Ostschweiz AG. Stefan Keller holds a 2011 - 2013 Bachelor of Applied Science in Management (BASc) in Betriebswirtschaft @ European Business School AG. Stefan Keller has 3 emails on RocketReach.
Looking for a different Stefan Keller?
Find contact details for 700 million professionals.
Top TSO AG Employees
Matthias Drabe
Project Manager
Zurich, Switzerland
Stefan Keller
Geschäftsführer
St. Gallen, SG, CH
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co