| Skandinaviska Byggelement AB CVR 5560342148 | BoardBoard of Directors | Since 2020 | — | Active |
| Peab Sverige AB CVR 5560999202 | BoardBoard of Directors | Since 2024 | — | Active |
| Lambertsson Sverige AB CVR 5561901637 | BoardBoard of Directors | Since 2020 | — | Active |
| AKTIEBOLAGET SMIDMEK ESLÖV CVR 5562323963 | BoardBoard of Directors | Since 2020 | — | Active |
| Peabskolan AB CVR 5564427432 | BoardBoard of Directors | Since 2022 | — | Active |
| Lambertsson Kran Aktiebolag CVR 5565435293 | BoardBoard of Directors | Since 2020 | — | Active |
| Peab Anläggning AB CVR 5565686721 | BoardBoard of Directors | Since 2020 | — | Active |
| Peab Projektutveckling AB CVR 5567150254 | BoardBoard of Directors | Since 2020 | — | Active |
| Peab Byggservice Nordost AB CVR 5567154843 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Peab Bemanning AB CVR 5567377683 | BoardBoard of Directors | Since 2021 | — | Active |
| Peab Industribyggnad i Norr AB CVR 5568517121 | BoardBoard of Directors | Since 2024 | — | Active |
| Peab Lokal AB CVR 5590256607 | OtherExternal Signatory | Since 2021 | — | Active |
| Peab Fastighet AB CVR 5590913538 | OtherExternal Signatory | Since 2021 | — | Dissolved |
| Håll Nollan Serviceaktiebolag CVR 5591166748 | BoardBoard of Directors | Since 2021 | — | Active |
| Brånsta Mark AB CVR 5593839136 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Peab Byggsystem AB CVR 5594288283 | BoardBoard of Directors | Since 2023 | — | Active |
| Lignator CVR 7010082712 | OtherStakeholder | Since 2024 | — | Active |