| AQ M-Tech AB CVR 5560904285 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| AQ Group AB CVR 5562818830 | BoardBoard of Directors | Since 2021 | — | Active |
| Mälarautomatik Investment Aktiebolag CVR 5563224251 | BoardBoard of Directors | Since 2023 | — | Dissolved |
| AQ Lasertool i Pålsboda AB CVR 5564389400 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Segerström & Svensson AB CVR 5565458790 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| AQ Holmbergs AB CVR 5565518536 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| AQ Wiring Systems AB CVR 5566301437 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| AQ Retor Production AB CVR 5566903083 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| AQ 3-Elite AB CVR 5567046981 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Ociusnet Group AB CVR 5591104392 | BoardBoard of Directors | Since 2022 | — | Active |
| Maison Forte Sverige AB CVR 5592084502 | BoardBoard of Directors | Since 2026 | — | Active |
| SPG Holding AB CVR 5592489065 | BoardBoard of Directors | Since 2022 | — | Active |
| OG Infra Holding AB CVR 5595571893 | BoardBoard of Directors | Since 2025 | — | Active |
| Byggbolaget Maison Forte AB CVR 5595783589 | BoardBoard of Directors | Since 2026 | — | Active |