| Ettevõtte nimi | Reg. kood |
|---|---|
| HRL HOLDING OÜ | 17435558 |
| HLL HOLDING OÜ | 11933901 |
| HRE4 HOLDING OÜ (endine nimi Roheline Kadakas OÜ) | 14979269 |
| HRC HOLDING OÜ | 11558805 |
| HFL HOLDINGS OÜ | 17382649 |
| HRY HOLDINGS OÜ | 16420649 |
| MASKAVAS HRE HOLDING OÜ | 17052544 |
| HML PROJECT MANAGEMENT OÜ (endine nimi HML Holding OÜ) | 12097424 |
| SOLARFARM OÜ (endine nimi CARLGUSTAV HOLDING OÜ) | 14077118 |