| Ettevõtte nimi | Reg. kood |
|---|---|
| O5 HOLDING OÜ | 11339339 |
| O2K HOLDING OÜ | 14449620 |
| A&O HOLDING OÜ | 14486704 |
| M&O HOLDING OÜ kustutatud (endine nimi D&M Holding) | 12769757 |
| M.O.M. HOLDING OÜ kustutatud | 10966287 |
| O&L PRIVATE HOLDING OÜ | 17433335 |
| O&N GRANLUND HOLDING OÜ | 11345647 |
| O&P HOLDINGS OÜ | 16938100 |
| A&O HOLDINGS LIMITED OÜ kustutatud | 12103834 |
| Mikk Kapital OÜ (endine nimi Dersan Holding OÜ) | (asutamisel) |
| K HOLDING OÜ | 17005303 |
| M HOLDING OÜ | 16394998 |
| B HOLDING OÜ | 16121556 |
| 4 HOLDING OÜ | 16019651 |
| H HOLDING OÜ kustutatud | 16092665 |
| OV HOLDING OÜ (endine nimi Rägavere Põllud OÜ) | 12885469 |
| OM HOLDING OÜ | 16524461 |
| OJ HOLDING OÜ | 16594409 |
| Norvel Holding OÜ (asutamisel) (endine nimi Frontier Holding OÜ (asutamisel)) | asutamisel |
| IMPRAVIA PARTNERID GRUPP OÜ (endine nimi Concede Holding OÜ) | 12689515 |
| EM HOLDING OÜ | 12066470 |
| SC HOLDING OÜ | 12894913 |
| TR HOLDING OÜ kustutatud | 14083225 |
| PJ HOLDING OÜ kustutatud | 12928670 |
| TM HOLDING OÜ | 12618722 |
| LA HOLDING OÜ kustutatud | 11908033 |
| PB HOLDING OÜ | 17372496 |
| RH HOLDING OÜ kustutatud | 16648016 |
| LR HOLDING OÜ | 12950184 |
| TT HOLDING OÜ | 11524775 |
| KS HOLDING OÜ | 16404225 |
| LX HOLDING OÜ | 12541729 |
| SG HOLDING OÜ | 16963781 |
| 24 HOLDING OÜ | 11170403 |
| NB HOLDING OÜ | 14416690 |
| M7 HOLDING OÜ | 16964467 |
| PE HOLDING OÜ | 16050980 |
| Q HOLDINGS OÜ | 14408621 |
| CJ HOLDING OÜ kustutatud | 14874151 |
| QQ HOLDING OÜ kustutatud | 12207321 |
| 3S HOLDING OÜ | 16417831 |
| RM HOLDING OÜ | 10876087 |
| TA HOLDING OÜ | 12151218 |
| BF HOLDING OÜ | 11983655 |
| AT HOLDING OÜ | 12259140 |
| MI HOLDING OÜ kustutatud | 12004730 |
| AG HOLDING OÜ kustutatud | 14940646 |
| RL HOLDING OÜ | 14432341 |
| RE HOLDING OÜ | 14138883 |
| M2 HOLDING OÜ | 16863631 |