| Sjöstadens Försäljning AB CVR 5563221430 | BoardDeputy Board Member | Since 2022 | — | Active |
| Fastighets AB Örebro Mosås CVR 5567239479 | BoardBoard of Directors | Since 2022 | — | Active |
| CME Motor i Väsby AB CVR 5567250971 | BoardBoard of Directors | Since 2022 | — | Active |
| Riddermark Bil AB CVR 5567507693 | BoardBoard of Directors | Since 2020 | — | Active |
| Alexander Riddermark AB CVR 5568976145 | BoardBoard of Directors | Since 2021 | — | Active |
| Fastighetsbolaget Hagsvängen 2 AB CVR 5590080221 | BoardBoard of Directors | Since 2022 | — | Active |
| Trollhättan Rondellen Fastighets AB CVR 5590252184 | BoardBoard of Directors | Since 2022 | — | Active |
| LJL Holding AB CVR 5590378898 | BoardDeputy Board Member | Since 2022 | — | Active |
| OV Fastigheter AB CVR 5590569983 | BoardBoard of Directors | Since 2022 | — | Active |
| Strategisk Design Sthlm AB CVR 5590773064 | BoardDeputy Board Member | Since 2022 | — | Active |
| Dispono AB CVR 5591122030 | BoardBoard of Directors | Since 2025 | — | Active |
| Riddermark och Persson Invest AB CVR 5591368526 | BoardBoard of Directors | Since 2022 | — | Active |
| Zäkra Leveranser i Sverige AB CVR 5591545255 | BoardBoard of Directors | Since 2020 | — | Active |
| Riddermark och Persson Fastigheter AB CVR 5591631865 | BoardBoard of Directors | Since 2022 | — | Active |
| Bestrate Sweden AB CVR 5592258239 | BoardBoard of Directors | Since 2024 | — | Active |
| Riddermark Fastigheter AB CVR 5593188294 | BoardBoard of Directors | Since 2022 | — | Active |
| Bänkpressen AB CVR 5593193021 | BoardBoard of Directors | Since 2022 | — | Active |
| Dispono Grid AB CVR 5593900326 | BoardBoard of Directors | Since 2025 | — | Active |
| ARF AB CVR 5593997546 | BoardBoard of Directors | Since 2022 | — | Active |
| CbAR AB CVR 5594192691 | BoardBoard of Directors | Since 2023 | — | Active |
| Bänkpressen 2 AB CVR 5594561689 | BoardBoard of Directors | Since 2023 | — | Active |
| Benpressen AB CVR 5594786567 | BoardBoard of Directors | Since 2024 | — | Active |
| Benpressen Sundsvall 1 AB CVR 5594800863 | BoardBoard of Directors | Since 2024 | — | Active |
| Backa 193:1 Fastighets AB CVR 5595178962 | BoardBoard of Directors | Since 2025 | — | Active |