| Keskinäinen Vakuutusyhtiö Kaleva CVR 0200628-9 | OtherPerson with significant control | Since 2023 | — | Active |
| Mandatum Henkivakuutusosakeyhtiö CVR 0641130-2 | OtherPerson with significant control | Since 2023 | — | Active |
| Mandatum Asset Management Oy CVR 2608438-8 | OtherPerson with significant control | Since 2025 | — | Active |
| Mandatum Palvelut Oy CVR 2614680-9 | OtherPerson with significant control | Since 2026 | — | Active |
| Mandatum AM AIFM Oy CVR 2812549-7 | OtherPerson with significant control | Since 2025 | — | Active |
| Mandatum Vara Oy CVR 3158134-6 | OtherLiquidator | Since 2022 | — | Active |
| Mandatum Holding Oy CVR 3191242-4 | OtherPerson with significant control | Since 2023 | — | Dissolved |
| Mandatum Incentives Oy CVR 3205987-5 | OtherDeputy Member | Since 2025 | — | Active |
| Mandatum Oyj CVR 3355142-3 | OtherPerson with significant control | Since 2025 | — | Active |
| Mandatum Asset Management Palvelut Oy CVR 3364066-1 | OtherConfidential Clerk | Since 2023 | — | Dissolved |
