Stefan Keller
🇨🇭Svizzera
Summary
NationalitySvizzera
Roles & Positions
| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | gfs-befragungsdienst AG | 🇨🇭Svizzera | Active | 12/01/2026 – present |
| Officer | Stefan Keller, Wohnraumgestalter GmbH | 🇨🇭Svizzera | Active | 07/05/2025 – present |
| Officer | gfs-zürich, Markt- & Sozialforschung AG | 🇨🇭Svizzera | Active | 30/08/2024 – present |
| Officer | FairBau Solutions GmbH | 🇨🇭Svizzera | Active | 26/08/2016 – present |