| Company name | Reg. code |
|---|---|
| FLIXENA OÜ | 10958773 |
| FLIXEL OÜ | 16851881 |
| FLIDEN OÜ | 11103393 |
| POLIXENA OÜ | 11116196 |
| FIXENTA OÜ (former name 4Money OÜ) | 16745512 |
| FILDENA OÜ kustutatud | 10619692 |
| OLIVENA OÜ kustutatud | 10747504 |
| FIXERA OÜ | 17105602 |
| ALIENA OÜ kustutatud | 10398156 |
| FLAXEN OÜ | 14551933 |
| LIXEA OÜ kustutatud (former name Chrysalix Technologies Estonia OÜ) | 14780817 |
| FIRENA PARTNERS OÜ (former name Nemelex OÜ) | 14385201 |
| FIRENA GROUP OÜ (former name Beauty4u8 OÜ) | 14029480 |
| FIRENA CAPITAL OÜ kustutatud (former name Firena Rental UÜ) | 14143312 |
| ALIENA MED OÜ kustutatud | 12719481 |
| FIRENA PROJECT OÜ (former name Firena Project UÜ) | 14106015 |
| FIRENA ADVISER OÜ (former name Firena Adviser UÜ) | 14945773 |
| FIRENA IMPEX OÜ (former name Firena Impex UÜ) | 14250060 |
| FIXEN HOLDINGS OÜ kustutatud | 12980819 |
| GRAGKWENN OÜ kustutatud (former name Firena Team OÜ) | 14105843 |
| COFCO TUNHE TOMATO CO.LTD OÜ kustutatud (former name Firena Group OÜ) | 14105932 |
| SOMBOR KOSTOLAC OÜ kustutatud (former name Iliosent OÜ) | 14945891 |
| RUBAWU MONIGI OÜ kustutatud (former name Firena Consult OÜ) | 14105984 |
| SHINJUKU HOKUTU OÜ kustutatud (former name MERA Consult OÜ) | 14105990 |