Mario Keller Location
- St. Gallen, SG, CH
Mario Keller Work
- 2026 -now Teamleiter Treuhand @
- 2024 -2025 Mandatsleiter Treuhand @
- 2022 -2023 Mandatsleiter Treuhand @
- 2019 -2022 Assistent Wirtschaftsprüfung @
- 2017 -2021 Assistent Treuhand @
- 2017 -2018 Externer Mitarbeiter (Bereich Finanzen und Objekte) @
- 2014 -2017 KV-Lehre in Banche Treuhand and Immobilien @
Mario Keller Education
- Akademie St.Gallen - Passion Inside!
Treuhänder mit eidg. Fachausweis
2020-2023 - Akademie St.Gallen
Sachbearbeiter Rechnungswesen edupool.ch
2017-2019 - KBZ St. Gallen
KV-Lehre in Branche Treuhand/Immobilien
2014-2017
Mario Keller Summary
- Mario Keller, based in St. Gallen, SG, CH, is currently a Teamleiter Treuhand at BDO Schweiz. Mario Keller brings experience from previous roles at BDO Schweiz. Mario Keller holds a 2020 - 2023 Treuhänder mit eidg. Fachausweis @ Akademie St.Gallen - Passion Inside!. Mario Keller has 2 emails on RocketReach.
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