| Company name | Reg. code |
|---|---|
| SUNRAY HOLDING OÜ | 11708713 |
| SUNRAY BUSINESS HOLDING OÜ | 14211249 |
| SUNLY HOLDING OÜ (former name Sunly Solar Holding OÜ) | 16425243 |
| SUNMAN HOLDING OÜ | 11527153 |
| SUNLY HOLDING 2 OÜ (former name Sunwind OÜ) | 16808307 |
| SUNLY ASSETS HOLDING OÜ | 17034753 |