| Wille Machines Oy CVR 0134790-3 | OtherPerson with significant control | 2020 – 2022 | — | Active |
| W Rent Oy CVR 0218062-3 | OtherPerson with significant control | 2021 – 2022 | — | Dissolved |
| Teknisen Kaupan Palvelut-TKP Oy CVR 0690606-5 | BoardBoard of Directors | 2020 – 2023 | — | Active |
| Dae-Tek Oy CVR 0803823-0 | OtherPerson with significant control | 2021 – 2022 | — | Active |
| Marine Diesel Finland Oy CVR 0879756-0 | BoardBoard of Directors | 2021 – 2022 | — | Active |
| D-Invest Oy CVR 1095437-7 | OtherPerson with significant control | 2021 – 2022 | — | Active |
| Reallift Oy CVR 1562311-2 | OtherPerson with significant control | 2021 – 2022 | — | Active |
| Tecalemit Oy CVR 2200221-8 | OtherConfidential Clerk | 2024 – 2025 | — | Active |
| Realmachinery Oy CVR 2340210-9 | OtherPerson with significant control | 2021 – 2022 | — | Active |
| Realparts Oy CVR 2533624-8 | OtherPerson with significant control | 2021 – 2022 | — | Dissolved |
| Wihuri Oy CVR 2557856-2 | OtherPerson with significant control | 2018 – 2022 | — | Active |
