| Hamberg Förvaltning Aktiebolag CVR 5561107037 | BoardBoard of Directors | Since 2022 | — | Active |
| Jungfrusunds Skärgårdsstad AB CVR 5563892362 | BoardBoard of Directors | Since 2021 | — | Active |
| Heatioenergy AB CVR 5564003381 | BoardBoard of Directors | Since 2025 | — | Active |
| Nomaco AB CVR 5564154952 | BoardBoard of Directors | Since 2022 | — | Active |
| Solporten Fastighets Aktiebolag CVR 5564332632 | BoardBoard of Directors | Since 2020 | — | Active |
| Optiheat AB CVR 5564700291 | BoardBoard of Directors | Since 2022 | — | Active |
| Nya Solporten Fastighets Aktiebolag CVR 5566356688 | BoardBoard of Directors | Since 2020 | — | Active |
| Gullberg & Jansson AB (publ) CVR 5566905989 | BoardBoard of Directors | Since 2022 | — | Active |
| Prowor Fastighetsutveckling Stockholm AB CVR 5567254361 | BoardBoard of Directors | Since 2022 | — | Active |
| Destination Ekerö AB CVR 5568579469 | BoardBoard of Directors | Since 2021 | — | Active |
| Gullberg & Jansson of Sweden AB CVR 5569299356 | BoardBoard of Directors | Since 2022 | — | Active |
| Ecta AB CVR 5590424569 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Evarist AB CVR 5590425574 | BoardBoard of Directors | Since 2022 | — | Active |
| Brasserie Season Stockholm AB CVR 5591942379 | BoardBoard of Directors | Since 2025 | — | Active |
| Wihl&Berg Fastighets AB CVR 5591950687 | BoardBoard of Directors | Since 2022 | — | Active |
| Gullberg & Jansson Hem och Trädgård AB CVR 5592194798 | BoardDeputy Board Member | Since 2022 | — | Dissolved |
| Nomaco Nordic AB CVR 5593132532 | BoardBoard of Directors | Since 2022 | — | Active |
| Enlunda 2.0 AB CVR 5593496317 | BoardBoard of Directors | Since 2022 | — | Active |
| Gullberg & Jansson Service och Installation AB CVR 5593564106 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Punkten 6 AB CVR 5593946501 | BoardBoard of Directors | Since 2026 | — | Active |
| Byggmästaren Skå AB CVR 5594220914 | BoardBoard of Directors | Since 2023 | — | Active |
| Season Hotel Stockholm AB CVR 5594471830 | BoardBoard of Directors | Since 2025 | — | Active |
| Heatio energy Holding AB CVR 5594658733 | BoardBoard of Directors | Since 2025 | — | Active |