Geschäftsführer
Current
Jul 2018 - Present
AeroLeads people directory · profile
Stefan Keller Email & Phone Number
#Digitalisierung #Tourismus
at
TSO AG
LinkedIn matched
✓ Verified May 2026
3 data sources
Profile completeness 86%
Current company
Role
#Digitalisierung #Tourismus
Location
St Gallen, St Gallen, Switzerland
Company size
Who is Stefan Keller? Overview
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Quick answer
Stefan Keller is listed as #Digitalisierung #Tourismus at TSO AG, a company with 3 employees, based in St Gallen, St Gallen, Switzerland. AeroLeads shows a matched LinkedIn profile for Stefan Keller.
Stefan Keller previously worked as Geschäftsführer at Tso Ag and Gründer at Traveltec Services Gmbh. Stefan Keller holds Bachelor Of Applied Science In Management (Basc), Betriebswirtschaft from European Business School Ag.
Company email context
Email format at TSO AG
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TSO AG
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Profile bio
About Stefan Keller
Daddy. Owner of TSO AG. Co-Founder of Traveltec. Passion for #techtrends #digitaltransformation #tourism #marketing #design
Current workplace
Stefan Keller's current company
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8 roles
Stefan Keller work experience
A career timeline built from the work history available for this profile.
Gründer
Current
Jan 2020 - Present
Vizepräsident Der Verwaltung
Current
Oct 2018 - Present
Dozent
CAS Tourismus 4.0 - Prozessdigitalisierung
May 2020 - May 2023
E-Business Manager / Gl
Tourismus Services Ostschweiz Ag
Jul 2010 - Jul 2018
E-Business-Manager
Sep 2008 - Jun 2010
Web-Entwickler
Sep 2005 - Aug 2008
Informatiker
Ecs Gmbh
Aug 2000 - Jul 2004
5 education records
Stefan Keller education
Bachelor Of Applied Science In Management (Basc), Betriebswirtschaft
European Business School Ag
Dipl. Marketingplaner / Marketingfachmann Hso, Marketing/Marketing Management, General
Verkaufskoordinator Eidg. Fa, Sales, Distribution, And Marketing Operations, General
Offiziersschule
Schweizer Armee
Eidg. Informatiker, Computer Science
FAQ
Frequently asked questions about Stefan Keller
Quick answers generated from the profile data available on this page.
What company does Stefan Keller work for?
Stefan Keller works for TSO AG.
What is Stefan Keller's role at TSO AG?
Stefan Keller is listed as #Digitalisierung #Tourismus at TSO AG.
Where is Stefan Keller based?
Stefan Keller is based in St Gallen, St Gallen, Switzerland while working with TSO AG.
What companies has Stefan Keller worked for?
Stefan Keller has worked for Tso Ag, Traveltec Services Gmbh, Triplet.Services Genossenschaft, Fhgr Institute For Tourism And Leisure Itf, University Of Applied Sciences, and Tourismus Services Ostschweiz Ag.
How can I contact Stefan Keller?
You can use AeroLeads to view verified contact signals for Stefan Keller at TSO AG, including work email, phone, and LinkedIn data when available.
What schools did Stefan Keller attend?
Stefan Keller holds Bachelor Of Applied Science In Management (Basc), Betriebswirtschaft from European Business School Ag.
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