| Company name | Reg. code |
|---|---|
| ASTRAN HOLDING OÜ | 10893513 |
| ASTRON INTERNATIONAL GLOBAL HOLDING OÜ | 14693478 |
| ASTRAL HODLING OÜ | 16334542 |
| ASTONA HOLDING OÜ kustutatud | 11211875 |
| ESTRAVEL HOLDING OÜ (former name ESTRAV HOLDING OÜ) | 12967500 |
| REALRISE HOLDINGS OÜ (former name Amran Investment Holding OÜ) | 16483615 |