| Ettevõtte nimi | Reg. kood |
|---|---|
| EFFU OÜ | 16090086 |
| EFFA OÜ | 10993545 |
| EFFI OÜ | 17168436 |
| EFFI RPT OÜ | 11065385 |
| EFFY AI OÜ | 16901389 |
| EFFI TECHNOLOGIES OÜ | 17260701 |
| EFF STEEL OÜ kustutatud | 16611898 |
| EFFI AI SOLUTIONS OÜ | 17306855 |
| EFFUMU OÜ | 16590334 |
| EFFULGENCE OÜ | 16900585 |
| G-RÄIS OÜ | 14655667 |
| SEFFU FOOD OÜ | 14322405 |