| Company name | Reg. code |
|---|---|
| BWG HOLDING OÜ kustutatud | 16136859 |
| BAG HOLDING OÜ | 16121237 |
| BCG HOLDING OÜ kustutatud | 14028769 |
| BDG HOLDINGS OÜ | 10341133 |
| BIG DATA HOLDING OÜ kustutatud | 12960484 |
| BG101 HOLDING OÜ (former name Barcages OÜ) | 10921988 |
| BG663 HOLDING OÜ (former name PVC kate OÜ) | 16288434 |
| IWG HOLDINGS (ESTONIA) OÜ (former name Estonian Centre Company 2 OÜ) | 14695514 |
| METRO BROKER OÜ (former name BG Holding OÜ) | 12991645 |
| MIMAKIKOKI GONDODELE OÜ (former name OÜ BIG SIX Holdings) | 14039922 |