| MANGLERUD RØRLEGGERBEDRIFT AS CVR 990400970 | BoardBoard of Directors | Siden 2025 | — | Aktiv |
| CF3 INVEST AS CVR 934246837 | BoardChairman | Siden 2024 | — | Aktiv |
| JERNBANEVEIEN 1 AS CVR 827177342 | BoardChairman | Siden 2021 | — | Aktiv |
| JERNBANEVEIEN 1A AS CVR 914329132 | BoardChairman | Siden 2014 | — | Aktiv |
| JERNBANEVEIEN 1A AS CVR 914329183 | BoardChairman | Siden 2014 | — | Aktiv |
| CHRISTIANIA RØRLEGGERBEDRIFT AS CVR 916054270 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| CHRISTIANIA RØRLEGGERBEDRIFT AS CVR 919194367 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| N. RÆLINGSVEG 154 AS CVR 921966342 | BoardChairman | Siden 2022 | — | Aktiv |
| BILLINGSTADVEIEN 30 AS CVR 922104956 | BoardChairman | Siden 2022 | — | Aktiv |
| TERL HOLDING AS CVR 926357689 | BoardChairman | Siden 2021 | — | Aktiv |
| CHRISTIANIA RØRLEGGERBEDRIFT AS CVR 927367270 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| ØSTENSJØVEIEN 74 AS CVR 931501437 | BoardChairman | Siden 2023 | — | Aktiv |
| ROMERIKE RØR AS CVR 941186823 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| JERNBANEVEIEN 1 ANS CVR 981198581 | OtherContact Person | Siden 2015 | — | Aktiv |
| CRB HOLDING AS CVR 988312509 | BoardChairman | Siden 2018 | — | Aktiv |
| ELEKTRISK AS CVR 970994149 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| CHRISTIANIA RØRLEGGERBEDRIFT AS CVR 912069370 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| KLIMATEKNIKK OSLO AS CVR 987455233 | BoardBoard of Directors | Siden 2025 | — | Aktiv |
| VÅR ENERGI ASA CVR 919160675 | OwnerLegal Owner | Siden 2024 | 0.0% | Aktiv |
| DEEP VALUE DRILLER AS CVR 926410652 | OwnerLegal Owner | Siden 2024 | 0.0% | Aktiv |
| HÖEGH AUTOLINERS ASA CVR 985459614 | OwnerLegal Owner | Siden 2024 | 0.0% | Aktiv |
| CRB 2 AS CVR 937694989 | BoardChairman | Siden 2026 | — | Aktiv |
| CRB FELLESHOLDING AS CVR 937704763 | BoardChairman | Siden 2026 | — | Aktiv |
