| Company name | Reg. code |
|---|---|
| BALTEX SERVICE OÜ kustutatud | 12012586 |
| BALTAL SERVICE OÜ | 17387078 |
| BALTERO SERVICE OÜ kustutatud (former name Baltero Service UÜ) | 14867398 |
| BALTEST SERVICE OÜ | 12739029 |
| ESB-PGS OÜ (former name Baltic Generator Service OÜ) | 16671972 |
| NJ DEVELOPMENT GROUP OÜ (former name OÜ Baltic Event Service) | 10805348 |
| CAPS BALTIC OÜ (former name Baltic Procurement Services OÜ) | 16007091 |
| SCENER OÜ (former name OÜ Baltic Energy Services) | 11623709 |
| DEMBU KINZAMBA OÜ (former name Alutex Service OÜ) | 14756635 |
| COMPOTEXA OÜ kustutatud (former name AGNoli Service OÜ) | 14444108 |