| Company name | Reg. code |
|---|---|
| MHG HOLDINGS OÜ | 14619660 |
| MDG HOLDINGS OÜ | 17409259 |
| MHE HOLDING OÜ | 14982900 |
| MSG HOLDING OÜ | 16128386 |
| MHM PROPERTY HOLDING OÜ | 11100259 |
| MHS INVESTMENTS HOLDING OÜ (former name Longse Eesti OÜ) | 14482557 |
| MDG MEDIA DIGITAL HOLDING OÜ | 14152073 |
| HMG INVEST JA HOLDING OÜ | 11213147 |
| SAARE GOLF OÜ (former name PHG Holding OÜ) | 12461806 |