| Ettevõtte nimi | Reg. kood |
|---|---|
| FOUR2FOUR OÜ | 14625318 |
| FOUR-O-FOUR OÜ | 16224428 |
| FOUR D OÜ kustutatud | 12205612 |
| FOUR K OÜ | 16804961 |
| FOUR ALPS OÜ kustutatud | 14860338 |
| ROCK FOUR OÜ | 16343937 |
| LINE FOUR OÜ | 14207745 |
| FOUR FROGS OÜ | 16924769 |
| FOUR MONKS OÜ | 12475286 |
| FOUR BEARS OÜ kustutatud | 16012815 |
| SIXTY FOUR OÜ | 12354921 |
| FOUR STROKE OÜ kustutatud | 12544596 |
| ACTIVE FOUR OÜ kustutatud | 11169191 |
| FOUR FRANCS OÜ | 12660291 |
| FOUR WORLDS OÜ kustutatud | 14207124 |
| GROUND FOUR OÜ kustutatud | 14126845 |
| FOUR COLOURS OÜ kustutatud | 14559935 |
| VINTAGE FOUR OÜ | 16572785 |
| FOUR CONSULT OÜ kustutatud | 11069006 |
| INTERIOR FOUR OÜ | 16269460 |
| FOUR ELEMENTS OÜ | 12313980 |
| TELETRON FOUR OÜ kustutatud | 10340027 |
| FOUR INVESTMENT OÜ kustutatud | 12223981 |
| FOUR ENTERPRISES OÜ kustutatud | 12450197 |
| FOURTY FOUR LABS OÜ kustutatud | 16753457 |
| FUN ON FOUR OÜ | 17169476 |
| THIRTY-FOUR OÜ | 11099183 |
| FOUR SIDE ELEMENT OÜ (endine nimi AKR Element OÜ) | 14957747 |
| FOUR NOBLE TRUTHS OÜ kustutatud | 14689181 |
| FOUR SIDE LOGISTIC OÜ | 10875975 |
| TWO FOUR CONSULTING OÜ kustutatud | 16258290 |
| FOUR QUADRANTS COACHING OÜ (endine nimi Taavi Soiunen Coaching OÜ) | 17268267 |
| FOUR SIDE ELEMENT EHITUS OÜ | 16596667 |
| FOUR-EE INVESTMENT & SERVICES OÜ | 11413225 |
| OLYMPIA BALTIC OPPORTUNITIES FOUR OÜ | 12988181 |
| FIFTY FOUR FOR GENERAL TRADING OÜ | 17062229 |
| MEADOWLANDS OÜ (endine nimi Four Bays OÜ) | 14622604 |
| FAR MILLS OÜ (endine nimi Game Studio Four OÜ) | 14005691 |
| FOURL OÜ kustutatud | 14930642 |
| FOUM STUDIO OÜ | 14898588 |
| COMPOTEXA OÜ kustutatud (endine nimi Four Walls Construction OÜ) | 14444108 |
| FOURLUX OÜ | 16755290 |
| FOUREST OÜ | 12893598 |
| FOURNIL OÜ | 16183118 |
| FOURLEN OÜ kustutatud | 12432696 |
| FOURTEAM OÜ kustutatud | 16341813 |
| FOURLEAF OÜ kustutatud | 12063951 |
| FOURLAND OÜ | 12102852 |
| FOURSTEP OÜ | 11210143 |
| FOURKEYS OÜ kustutatud | 14561529 |