| Holes for Cables AB CVR 5568915564 | BoardBoard of Directors | 2020 – 2022 | — | Active |
| EL Sweden Holding AB CVR 5568941784 | BoardDeputy Board Member | 2022 – 2022 | — | Active |
| ELF Holding AB CVR 5590174396 | BoardDeputy Board Member | 2021 – 2022 | — | Active |
| Eastern Light Germany AB CVR 5590178496 | BoardBoard of Directors | 2021 – 2022 | — | Active |
| Eastern Light Fiber 1 AB CVR 5590178512 | BoardDeputy Board Member | 2021 – 2022 | — | Active |
| Eastern Light Networks AB CVR 5590178520 | BoardBoard of Directors | 2021 – 2022 | — | Active |
| EL Services Sweden AB CVR 5590202437 | BoardBoard of Directors | 2020 – 2022 | — | Active |
| Eastern Light Sweden AB CVR 5590479746 | BoardBoard of Directors | 2022 – 2022 | — | Active |
| Eastern Light Fiber III AB CVR 5590776190 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Holding III AB CVR 5590776257 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Holding II AB CVR 5590777859 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Fiber Island AB CVR 5590778162 | BoardBoard of Directors | 2022 – 2022 | — | Active |
| Eastern Light Poland-Germany AB CVR 5590778170 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Fiber II AB CVR 5590778667 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Norway-Sweden AB CVR 5591484505 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Baltic Express AB CVR 5591485098 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Sweden-Baltics AB CVR 5591485106 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Eastern Light Sweden-Denmark AB CVR 5591489967 | BoardDeputy Board Member | 2022 – 2022 | — | Dissolved |
| Storbåtsbolaget i Gamla stan AB CVR 5592349905 | BoardBoard of Directors | 2022 – 2022 | — | Active |
