| Kolfast Holding AB CVR 5564736998 | BoardBoard of Directors | Since 2022 | — | Active |
| Räboda Fastigheter AB CVR 5567017875 | BoardBoard of Directors | Since 2022 | — | Active |
| Awesome Project Sweden AB CVR 5568804834 | BoardBoard of Directors | Since 2022 | — | Active |
| Kolfast företagskonsult AB CVR 5569979700 | BoardBoard of Directors | Since 2020 | — | Active |
| Kolfast Consulting AB CVR 5590086897 | BoardBoard of Directors | Since 2020 | — | Active |
| Fastbygget Stockholm AB CVR 5591042535 | BoardBoard of Directors | Since 2022 | — | Active |
| Kolfast Västervik 18 AB CVR 5591786149 | BoardBoard of Directors | Since 2022 | — | Active |
| Kolfast Mark Holding AB CVR 5592260136 | BoardBoard of Directors | Since 2022 | — | Active |
| Kolfast Mark Holding 2 AB CVR 5592736788 | BoardBoard of Directors | Since 2022 | — | Active |
| Kolfast Mark Holding 3 AB CVR 5593358616 | BoardBoard of Directors | Since 2022 | — | Active |
| Awesome Socials AB CVR 5593662728 | BoardBoard of Directors | Since 2022 | — | Active |
| Kolfast Förvaltning Holding AB CVR 5595325035 | BoardBoard of Directors | Since 2025 | — | Active |
| Tranås Verkstaden 5 Fastighets AB CVR 5595354399 | BoardBoard of Directors | Since 2025 | — | Active |
| Bostadsrättsföreningen Sicklaön 24 CVR 7696396162 | BoardBoard of Directors | Since 2022 | — | Active |
| L&C Productions CVR 8111230077 | OtherStakeholder | Since 2010 | — | Active |