| Company name | Reg. code |
|---|---|
| FIXENTA OÜ (former name 4Money OÜ) | 16745512 |
| FIXENDO OÜ | 17381963 |
| FIXDENTAL OÜ | 14185641 |
| FIXATA OÜ | 14364036 |
| FIXERA OÜ | 17105602 |
| FIXEST INVEST OÜ | 11464688 |
| FIXEN HOLDINGS OÜ kustutatud | 12980819 |
| ESTLANDER EHITUS OÜ (former name Fixest OÜ) | 12897490 |
| SIRENTA OÜ | 12763973 |
| FLIXENA OÜ | 10958773 |
| FIRENZA OÜ | 14079100 |
| LEXENTA OÜ | 17276769 |
| FERENTA OÜ | 10914126 |
| FINECTA OÜ | 16400842 |
| PIMENTA OÜ | 11997781 |
| FIENTA TICKETING OÜ (former name OÜ Piletimasin) | 12658162 |
| FIESTA OÜ | 16229839 |
| FINENT OÜ | 12018206 |
| FINETA OÜ | 16435734 |
| FIANTA OÜ | 12106985 |
| FIDENZA MANAGEMENT OÜ | 16272382 |
| FINESTA INTERNATIONAL OÜ kustutatud | 14294146 |
| FINESTA BALTIC OÜ | 11516178 |
| CANTINA FIESTA OÜ kustutatud | 14072463 |
| SUN FIESTA OÜ | 17440660 |
| FIESTA REISID OÜ | 10876526 |
| SALONG FIESTA OÜ | 14099522 |
| FIESTA GRUPP OÜ | 14989919 |
| FIRENA PARTNERS OÜ (former name Nemelex OÜ) | 14385201 |
| SIEMPRE FIESTA OÜ | 16523355 |
| FIESTA LATINA OÜ | 12587950 |
| FIESTA EVENTS OÜ | 11790005 |
| FIRENA GROUP OÜ (former name Beauty4u8 OÜ) | 14029480 |
| FIRENA CAPITAL OÜ kustutatud (former name Firena Rental UÜ) | 14143312 |
| 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 |
| FENTA FILMS OÜ | 14304465 |
| FIENT-AB OÜ (former name VKJ teenused OÜ) | 12973149 |
| FIESTA LA SALA OÜ | 14839806 |
| FINETA G.P. OÜ | 10576913 |
| LA FIESTA EVENT OÜ | 17284102 |
| VIVA LA FIESTA OÜ | 17396841 |
| 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 |