| MONSRUD PARK AS CVR 826420502 | BoardBoard of Directors | Since 2021 | — | Active |
| IDRETTSVEIEN 20 AS CVR 931065637 | BoardChairman | Since 2003 | — | Active |
| IDRETTSVEIEN 14-18 AS CVR 937922450 | BoardBoard of Directors | Since 2021 | — | Active |
| KIRKERUDÅSEN UTBYGNINGSSELSKAP AS CVR 951881538 | BoardChairman | Since 2003 | — | Active |
| RAVEIEN 9 AS CVR 976466195 | BoardChairman | Since 1996 | — | Active |
| PRE EIENDOM AS CVR 988394254 | BoardChairman | Since 2023 | — | Active |
| MONSRUDVEIEN AS CVR 934634519 | BoardBoard of Directors | Since 2024 | — | Active |
| HENNYNG OG LANGSETER ANS CVR 980898733 | BoardChairman | Since 2009 | — | Active |
| O LANGSETER & SØNN AS CVR 926744518 | OwnerLegal Owner | Since 2025 | 20.0% | Active |
| LANGSETER HOLDING AS CVR 915954014 | BoardChairman | Since 2015 | — | Active |
| NORDIC AQUA PARTNERS AS CVR 928958280 | OwnerLegal Owner | Since 2025 | 0.0% | Active |
| KONGSBERG GRUPPEN ASA CVR 943753709 | OwnerLegal Owner | Since 2025 | 0.0% | Active |
| LANGSETER EIENDOM AS CVR 950141360 | BoardBoard of Directors | Since 1999 | — | Active |
| DNB BANK ASA CVR 984851006 | OwnerLegal Owner | Since 2025 | 0.0% | Active |
| MORROW BANK ASA CVR 998997801 | OwnerLegal Owner | Since 2025 | 0.0% | Active |