| Trumbäcken Fastighets AB CVR 5560187543 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Foto-Fjell Aktiebolag CVR 5561578088 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Trumbäcken Skåne AB CVR 5565065314 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Pörte Aktiebolag CVR 5565834560 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Välbo AB CVR 5566502984 | BoardBoard of Directors | Since 2021 | — | Active |
| Monix 68 AB CVR 5567254197 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| REDDEN Katterjokk AB CVR 5567352447 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| MALKIN Katterjokk AB CVR 5567352454 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| SPEZZA Katterjokk AB CVR 5567386825 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Trumbäcken Luleå AB CVR 5567386833 | BoardBoard of Directors | Since 2020 | — | Active |
| LSS Hus Sverige AB CVR 5568452337 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Lärjungen Lägenheter 38 AB CVR 5568765514 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Trumbäcken Daust AB CVR 5569252629 | BoardBoard of Directors | Since 2020 | — | Active |
| Stålbostäder AB CVR 5569714735 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| T9 Fastighets AB CVR 5569885006 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Extrafjädern 3 Fastighets AB CVR 5590071345 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Trumbäcken Sävar AB CVR 5590087739 | BoardBoard of Directors | Since 2020 | — | Active |
| Wonix 68 AB CVR 5591043699 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Stålbo 2 i Borlänge AB CVR 5591354849 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Trumbäcken AB CVR 5591619761 | BoardBoard of Directors | Since 2021 | — | Active |
| Norra Station 19 AB CVR 5595721084 | BoardBoard of Directors | Since 2026 | — | Active |
| Bostadsrättsföreningen Järnvägsgatan 24 CVR 7696373104 | BoardBoard of Directors | Since 2020 | — | Active |