| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | Wester Energy OÜ | 🇪🇪Estonia | Active | 21/04/2021 – present |
| Person with significant control | OÜ Ergochem | 🇪🇪Estonia | Active | 21/04/2021 – present |
| Person with significant control | Energy Technology OÜ | 🇪🇪Estonia | Active | 19/04/2021 – present |
| Person with significant control | Elva Vesi OÜ | 🇪🇪Estonia | Active | 09/10/2018 – present |
| Person with significant control | osaühing Wester Start | 🇪🇪Estonia | Active | 09/10/2018 – present |
21/04/2021
appointed
19/04/2021
appointed
09/10/2018
appointed