| DARK FIBRUM NORWAY AS CVR 936612636 | BoardChairman | Siden 2025 | — | Aktiv |
| FIBRUM FOUNDERS AS CVR 936606660 | BoardChairman | Siden 2025 | — | Aktiv |
| GS-BJØRNSET AS CVR 891828152 | ManagementChief Executive Officer | Siden 2017 | — | Aktiv |
| G&G FLORA INVEST AS CVR 913892666 | ManagementChief Executive Officer | Siden 2023 | — | Aktiv |
| GS-EIENDOM AS CVR 915640745 | ManagementChief Executive Officer | Siden 2019 | — | Aktiv |
| GK-EIENDOM AS CVR 927827352 | BoardChairman | Siden 2021 | — | Aktiv |
| STORÅSEN UTBYGGING AS CVR 930641928 | BoardBoard of Directors | Siden 2023 | — | Aktiv |
| GS-EIENDOM AS CVR 998262283 | ManagementChief Executive Officer | Siden 2018 | — | Aktiv |
| GS-MASKIN AS CVR 913575717 | ManagementChief Executive Officer | Siden 2018 | — | Aktiv |
| SENTRUMS-GÅRDEN AS CVR 925120030 | BoardBoard of Directors | Siden 2020 | — | Aktiv |
| GS-ANLEGG AS CVR 924190515 | ManagementChief Executive Officer | Siden 2019 | — | Aktiv |
| SKUM ISOLERING AS CVR 925133345 | BoardChairman | Siden 2020 | — | Aktiv |
| FIBERKABEL AS CVR 927369877 | BoardChairman | Siden 2021 | — | Aktiv |
| NOTØBAKKEN AS CVR 996836037 | BoardChairman | Siden 2013 | — | Aktiv |
| GS-INVEST AS CVR 922927642 | BoardChairman | Siden 2019 | — | Aktiv |
| FLORØ BILVERKSTED AS CVR 923887636 | BoardChairman | Siden 2020 | — | Aktiv |
| GS-MASKIN AS CVR 990555125 | BoardChairman | Siden 2020 | — | Aktiv |
| GS-UTLEIE AS CVR 997275772 | ManagementChief Executive Officer | Siden 2011 | — | Aktiv |
