| VESTRE BRUGATE 5 AS CVR 820125142 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| OPSAHLHAVEN UTVIKLING AS CVR 823109822 | BoardBoard of Directors | Siden 2023 | — | Aktiv |
| PARTUM HOLDING AS CVR 912283992 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| SCHLANBUSCH VEI 10 AS CVR 912718913 | BoardBoard of Directors | Siden 2021 | — | Aktiv |
| MESTERHUS BUSKERUD AS CVR 914188539 | BoardBoard of Directors | Siden 2021 | — | Aktiv |
| OPSAHLHAVEN AS CVR 914823072 | BoardBoard of Directors | Siden 2023 | — | Aktiv |
| PARTUM UTVIKLING AS CVR 916357605 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| LAMPEVEIEN 7 AS CVR 916522274 | BoardChairman | Siden 2016 | — | Aktiv |
| HARAKOLLEN UTVIKLING AS CVR 917809186 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| PARTUM EIENDOM AS CVR 918041966 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| 3 T BYGG AS CVR 918632514 | ManagementChief Executive Officer | Siden 2017 | — | Aktiv |
| STØPERIGATA 10 AS CVR 920857345 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| PARTUM EIENDOM AS CVR 921955340 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| MESTERHUS BUSKERUD BYGG AS CVR 923487948 | BoardBoard of Directors | Siden 2021 | — | Aktiv |
| STASJONSGATA 91 AS CVR 924584114 | BoardBoard of Directors | Siden 2023 | — | Aktiv |
| KAMPESTAD UTVIKLING AS CVR 936749887 | BoardBoard of Directors | Siden 2025 | — | Aktiv |
| BRENNA TØMRER & INNREDNING CVR 982948355 | OwnerOwner | Siden 2001 | — | Aktiv |
| HOKKSUND UTVIKLING AS CVR 990148384 | BoardBoard of Directors | Siden 2019 | — | Aktiv |
| 3 T BYGG HOLDING AS CVR 988750174 | BoardChairman | Siden 2017 | — | Aktiv |
