| Company name | Reg. code |
|---|---|
| FORG OÜ (former name Forest Guard OÜ) | 14348735 |
| FORGE OÜ | 11285649 |
| UNITY FORGE OÜ | 17414065 |
| NEURAL FORGE OÜ | 17355629 |
| FILTER FORGE OÜ kustutatud (former name Matterlist OÜ) | 14321156 |
| TALENT FORGE OÜ | 17290054 |
| FORGE EHITUS OÜ kustutatud | 12521129 |
| DESIGN FORGE OÜ | 16948289 |
| KALEVA FORGE OÜ | 16683366 |
| PERNAU FORGE OÜ | 17453473 |
| FORGE MATERIAL OÜ | 17319773 |
| STERLING FORGE OÜ | 16307551 |
| FORGO PLATFORMS OÜ | 16656702 |
| DUFOUR FORGE EUROPE OÜ | 17165490 |
| WELD & FORGE KEEVITUSTÖÖDE OÜ kustutatud | 10554159 |
| FORT OÜ | 16825116 |
| 3FORM OÜ | 16865989 |
| FORP OÜ | 16207536 |
| FORE OÜ | 12083942 |
| FORK OÜ | 14800649 |
| FORO OÜ | 14221785 |
| FOR2 OÜ | 17344844 |
| FOR YOU FOR HOME OÜ | 16369670 |
| SHORT FORM OÜ kustutatud | 14643523 |
| FORM & THOUGHT OÜ | 17220651 |
| FORS LOGISTICS OÜ kustutatud | 12487958 |
| FORW-EST OÜ | 12281211 |
| FORS RENT OÜ kustutatud | 12949100 |
| FORT TEENUSED OÜ kustutatud | 14868015 |
| FORT INVEST OÜ kustutatud | 11957586 |
| MIA FORA OÜ kustutatud | 16186248 |
| FORT SPORT OÜ | 11340398 |
| FORT TRADE OÜ | 10687104 |
| FORT AERO OÜ (former name AS Fort Aero) | 11396722 |
| FUTURE FORM OÜ | 16926484 |
| FORT MEEDIA OÜ | 16808359 |
| ELIT FORT OÜ | 16596803 |
| FORT CAPITAL OÜ | 14768408 |
| HARD FORK OÜ kustutatud | 14335945 |
| FORM & FUNCTION OÜ kustutatud | 16046346 |
| HOLY FORK! OÜ | 17233843 |
| YELLOW FORK OÜ | 16826728 |
| KIVI FORT OÜ | 12292019 |
| PRIMAL FORM OÜ | 17246030 |
| FORT SYSTEMS OÜ kustutatud | 16199268 |
| I-FORT OÜ kustutatud | 12835017 |
| SNOW FORT OÜ kustutatud | 14496246 |
| AB FORM OÜ | 12602394 |
| FORT OPPOLIS OÜ | 14204025 |
| FORT ROSS OÜ | 12510479 |