| Danske Vandværker Øst CVR 52610311 | BoardBoard of Directors | Siden 2023 | — | Aktiv |
| BORNHOLMS SPILDEVAND A/S CVR 31582229 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Bornholms Vedvarende Energi A/S CVR 45113094 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| BORNHOLMS VAND A/S CVR 31582083 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Forsyning Helsingør Krongrøn A/S CVR 41947489 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| Forsyning Helsingør Kronborg Gadelys A/S CVR 37315605 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| FORSYNING HELSINGØR SERVICE A/S CVR 25165160 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| Forsyning Helsingør Kronborg Elhandel A/S CVR 36057831 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| ELEKTRUS A/S CVR 32654215 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| FORSYNING HELSINGØR A/S CVR 32059325 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| FORSYNING HELSINGØR VARME A/S CVR 32654193 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| FORSYNING HELSINGØR VAND A/S CVR 32654126 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| FORSYNING HELSINGØR SPILDEVAND A/S CVR 32654266 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| FORSYNING HELSINGØR AFFALD A/S CVR 32654177 | BoardBoard of Directors | Siden 2026 | — | Aktiv |
| Bornholms El-Produktion A/S CVR 25798929 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Bornholms Energi A/S CVR 25794206 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Bornholms Energi og Forsyning Holding A/S CVR 31816211 | BoardBoard of Directors | Siden 2018 | — | Aktiv |
| BORNHOLMS VARME A/S CVR 31582148 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Carbon 110 ApS CVR 44998831 | OtherFounder | Siden 2024 | — | Aktiv |
| Bornholms Energi og Forsyning A/S CVR 34722293 | BoardBoard of Directors | Siden 2024 | — | Aktiv |
| Danske Vandværker CVR 95139655 | BoardBoard of Directors | Siden 2025 | — | Aktiv |