| Tarkala Oy CVR 0122488-2 | BoardBoard of Directors | 2017 – 2020 | — | Active |
| Kiinteistö Oy Bulevardin Mallasmakasiini CVR 1501155-4 | BoardBoard of Directors | 2018 – 2022 | — | Active |
| Rettig Capital Oy Ab CVR 2046355-5 | OtherConfidential Clerk | 2018 – 2022 | — | Active |
| Rettig Fastighetsutveckling Ab CVR 2046357-1 | OtherConfidential Clerk | 2015 – 2024 | — | Active |
| Rettig Asset Management Oy Ab CVR 2046360-0 | OtherConfidential Clerk | 2015 – 2021 | — | Active |
| Meadow Holding Oy Ab CVR 2556677-2 | OtherConfidential Clerk | 2015 – 2021 | — | Active |
| Oy Neonest Ab CVR 2556679-9 | OtherConfidential Clerk | 2013 – 2022 | — | Dissolved |
| ANT Capital Oy Ab CVR 2591193-5 | OtherConfidential Clerk | 2014 – 2021 | — | Active |
| Maiores Capital Oy Ab CVR 2591475-7 | OtherConfidential Clerk | 2014 – 2021 | — | Active |
| Anchor Oy Ab CVR 2689295-9 | OtherConfidential Clerk | 2017 – 2022 | — | Active |
| Lyra Holding Oy Ab CVR 2751015-8 | BoardBoard of Directors | 2016 – 2022 | — | Dissolved |
| Radioso Oy Ab CVR 2751020-3 | BoardBoard of Directors | 2016 – 2022 | — | Dissolved |
| Indy Capital Oy Ab CVR 2767662-5 | OtherConfidential Clerk | 2016 – 2021 | — | Active |
| Purmo Group Oy Ab CVR 2908416-4 | OtherConfidential Clerk | 2020 – 2023 | — | Dissolved |
| Rettig Oy Ab CVR 2909906-7 | OtherConfidential Clerk | 2019 – 2021 | — | Active |
