| Havsborgen VVO AB CVR 5562798032 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Havsborgen Kärven 9 AB CVR 5564477080 | BoardBoard of Directors | Siden 2024 | — | Opløst |
| Havsborgen Bostäder Oskarshamn AB CVR 5567774046 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Area Postrema X AB CVR 5590222161 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| Havsborgen Kornknarren 3 AB CVR 5590729363 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Sjösala Mark i Kalmar AB CVR 5590777743 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| Janoaria Invest AB CVR 5590797998 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| Havsborgen Elefanten 30 AB CVR 5590891320 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Havsborgen Snickeriet 16 AB CVR 5591029995 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Havsborgen Navet 2 AB CVR 5591030159 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Area Postrema X Fastigheter AB CVR 5591552160 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| Havsborgen Venus 13 AB CVR 5592253842 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Havsborgen Plåten 6 AB CVR 5592388317 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Postrema Fastigheter AB CVR 5593004129 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| Havsborgen Vimmerby AB CVR 5593283095 | BoardBoard of Directors | Siden 2025 | — | Aktiv |
| Havsborgen AB CVR 5594572280 | BoardBoard of Directors | Siden 2023 | — | Aktiv |
