| Ettevõtte nimi | Reg. kood |
|---|---|
| DUFF OÜ | 12085792 |
| DUFF TAP OÜ | 10865824 |
| NUFF-NUFF OÜ | 16438589 |
| KUFF OÜ | 12043121 |
| LUFF OÜ | 14362416 |
| KUFF CONSULTING OÜ kustutatud | 12253491 |
| DIFF EESTI OÜ kustutatud | 12759405 |
| DIFF LEX OÜ | 14997617 |
| DIFF GURU OÜ | 12669168 |
| MUFF TRAVELS OÜ | 16422759 |
| DIFF TALLINN OÜ kustutatud | 11925712 |
| WUFF EVENTS OÜ | 14112004 |
| BLUE BUFF OÜ | 16312523 |
| MUFF NÕUDMISENI OÜ | 12144388 |
| OUFF GRAFIK OÜ | 16813797 |
| MUFF DESIGN OÜ | 12939981 |
| UFF KONSULT OÜ kustutatud | 12140090 |
| DAFF INVEST GROUP OÜ kustutatud | 12714437 |
| RUFF A.R. OÜ | 10530526 |