| ETLN Invest Export Oy CVR 1065724-1 | OtherConfidential Clerk | 2019 – 2022 | — | Active |
| Urepol Oy CVR 1542656-5 | OtherConfidential Clerk | 2019 – 2023 | — | Dissolved |
| ETLN Salym Development Oy CVR 1591096-3 | OtherConfidential Clerk | 2019 – 2022 | — | Active |
| YIT Uranus Oy CVR 2093180-6 | OtherConfidential Clerk | 2019 – 2023 | — | Dissolved |
| YIT IT East Oy CVR 2237649-8 | BoardBoard of Directors | 2018 – 2023 | — | Dissolved |
| Living Services Russia Oy CVR 2348075-6 | OtherConfidential Clerk | 2019 – 2022 | — | Active |
| Peab Industri Oy CVR 2977551-2 | OtherPerson with significant control | 2019 – 2020 | — | Active |
| YIT Rakennus Oy CVR 3370377-3 | OtherPerson with significant control | 2026 – 2026 | — | Active |
| YIT Infra Oy CVR 3370391-7 | OtherPerson with significant control | 2026 – 2026 | — | Active |
| YIT Road Oy CVR 3370400-4 | OtherPerson with significant control | 2026 – 2026 | — | Active |
