| Arkitekterna Krook & Tjäder i Borås AB CVR 5561821082 | BoardBoard of Directors | Since 2024 | — | Active |
| Arkitekterna Krook & Tjäder i Kristianstad AB CVR 5563355766 | BoardBoard of Directors | Since 2022 | — | Active |
| Arkitekterna Krook & Tjäder i Göteborg AB CVR 5563408078 | BoardBoard of Directors | Since 2020 | — | Active |
| KROOK & TJÄDER AB CVR 5565964813 | BoardDeputy Board Member | Since 2022 | — | Dissolved |
| Arkitekterna Krook & Tjäder i Malmö AB CVR 5566666334 | BoardBoard of Directors | Since 2022 | — | Active |
| Arkitekterna Krook & Tjäder i Stockholm AB CVR 5567045629 | BoardBoard of Directors | Since 2021 | — | Active |
| Krook & Tjäder Holding AB CVR 5567160394 | BoardBoard of Directors | Since 2020 | — | Active |
| Krook & Tjäder Design AB CVR 5567283626 | BoardBoard of Directors | Since 2022 | — | Active |
| Krook & Tjäder Solutions AB CVR 5567346787 | BoardBoard of Directors | Since 2022 | — | Active |
| Arkitekterna Krook & Tjäder i Halmstad AB CVR 5568582141 | BoardBoard of Directors | Since 2024 | — | Active |
| Arkitekterna Krook & Tjäder i Uppsala AB CVR 5590466495 | BoardDeputy Board Member | Since 2022 | — | Active |
| U K&T Holding AB CVR 5591301212 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Krook & Tjäder Projektutveckling AB CVR 5591945091 | BoardBoard of Directors | Since 2020 | — | Active |
| Svenska Boställen AB CVR 5591975288 | BoardBoard of Directors | Since 2020 | — | Active |
| Krook & Tjäder Arts & Crafts AB CVR 5592133721 | BoardBoard of Directors | Since 2022 | — | Active |
| Tinktur AB CVR 5593800849 | BoardBoard of Directors | Since 2022 | — | Active |
| Arkitekterna Krook & Tjäder i Karlstad AB CVR 5593868911 | BoardDeputy Board Member | Since 2024 | — | Active |
| Krook & Tjäder Projektutveckling Invest AB CVR 5594381641 | BoardBoard of Directors | Since 2023 | — | Active |
| Tjäder Holding AB CVR 5595316307 | BoardBoard of Directors | Since 2025 | — | Active |
