| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | Mainbio Investeeringud OÜ | 🇪🇪Estonia | Active | 21/05/2024 – present |
| Person with significant control | TÜC Majad AS | 🇪🇪Estonia | Active | 30/04/2024 – present |
| Person with significant control | Osaühing Mainarendus | 🇪🇪Estonia | Active | 05/11/2021 – present |
| Person with significant control | Öpiku Majad OÜ | 🇪🇪Estonia | Active | 09/03/2020 – present |
| Person with significant control | Aktsiaselts Mainor | 🇪🇪Estonia | Active | 05/02/2019 – present |
| Person with significant control | Tallinn International School OÜ | 🇪🇪Estonia | Active | 01/11/2018 – present |
| Person with significant control | Aktsiaselts Maskello | 🇪🇪Estonia | Active | 01/11/2018 – present |
| Person with significant control | Aktsiaselts MAIRELLO | 🇪🇪Estonia | Active | 30/10/2018 – present |
| Person with significant control | AS Eesti Ettevõtluskõrgkool Mainor | 🇪🇪Estonia | Active | 24/10/2018 – present |
| Person with significant control | Osaühing NETS | 🇪🇪Estonia | Active | 19/10/2018 – present |
| Person with significant control | Osaühing MAIRENESTAL | 🇪🇪Estonia | Active | 19/10/2018 – present |
| Person with significant control | Osaühing Kristosten | 🇪🇪Estonia | Active | 19/10/2018 – present |
| Person with significant control | Aktsiaselts Vaivara Wind | 🇪🇪Estonia | Active | 10/10/2018 – present |
| Person with significant control | aktsiaselts Dvigatel - Energeetika | 🇪🇪Estonia | Active | 10/10/2018 – present |
| Person with significant control | Ülemiste City Residences OÜ | 🇪🇪Estonia | Active | 10/10/2018 – present |
| Person with significant control | Mainor Ülemiste AS | 🇪🇪Estonia | Active | 01/10/2018 – present |
21/05/2024
appointed
30/04/2024
appointed
01/10/2018
appointed