| Oy Julius Tallberg Ab CVR 0114668-5 | BoardBoard of Directors | Since 2017 | — | Active |
| Asunto Oy Merikartano CVR 0222825-2 | BoardChairperson | Since 2020 | — | Active |
| Bostads Ab Tirholmsvägen 14 CVR 0469246-2 | OtherConfidential Clerk | Since 2003 | — | Active |
| Bostads Ab Enåsvägen 16 A Helsingfors CVR 0602745-8 | OtherConfidential Clerk | Since 2015 | — | Active |
| Julius Tallberg-Kiinteistöt Oyj CVR 0691852-5 | BoardBoard of Directors | Since 2019 | — | Active |
| Oy Montall Ab CVR 0840184-5 | ManagementChief Executive Officer | Since 2021 | — | Active |
| Kiinteistö Oy Liiketalo Ermo Affärsfastigheten Ab CVR 1009313-2 | BoardBoard of Directors | Since 2013 | — | Active |
| KOy Loviisan Brandensteininkatu 11 CVR 1450200-1 | BoardChairperson | Since 2014 | — | Active |
| Kiinteistö Oy Hangon Bulevardi 8 CVR 1648006-1 | BoardBoard of Directors | Since 2018 | — | Active |
| Fastighets Ab Hangö Boulevarden 19 CVR 1890504-3 | BoardChairperson | Since 2022 | — | Active |
| Fastighets Ab Ekenäs Kungsgatan 7 CVR 1992282-2 | BoardBoard of Directors | Since 2021 | — | Active |
| Kiinteistö Oy Hangon Ratakatu 5 CVR 2161932-0 | BoardBoard of Directors | Since 2018 | — | Active |
| Ekta Bryggeri Ab CVR 2748104-3 | BoardBoard of Directors | Since 2023 | — | Active |
| Kiinteistökomppania Oy CVR 3376124-4 | BoardChairperson | Since 2023 | — | Active |