| Ettevõtte nimi | Reg. kood |
|---|---|
| DEFIJN OÜ | 17343496 |
| DEFCON OÜ | 14543922 |
| DEFIRON OÜ | 17306016 |
| DEFTON OÜ | 10585208 |
| DEFIGO OÜ | 11126425 |
| DEFFAN OÜ | 12623522 |
| DEFINT OÜ | 10221156 |
| DEFILE OÜ kustutatud | 11208608 |
| DEFIS OÜ | 16064539 |
| DEFIUS ÕIGUSBÜROO OÜ | 16437609 |
| DEFINE ACTIVEWEAR OÜ | 17149611 |
| DEFMON VEOD OÜ | 17061326 |
| DEFITI TEENUSED OÜ | 16278832 |
| DEFREN INVEST OÜ | 11374659 |
| DEFMAN TRADE OÜ kustutatud | 11411350 |
| DEFINE TRADE OÜ | 16479631 |
| DEFI OÜ kustutatud | 14426102 |
| WORLD OF DEFISH OÜ kustutatud | 16438810 |
| DEFI ANALYTICS OÜ kustutatud | 16342205 |
| DEFI BUSINESS GROUP OÜ (endine nimi Traktopel OÜ) | 12616723 |
| DEFI MECHANICS LAB OÜ | 16377273 |
| DRIP AND DEFI OÜ kustutatud | 16348432 |
| ISEVEDAJA OÜ (endine nimi Defton Transport OÜ) | 10231108 |
| DENFIN OÜ | 16448866 |
| DEVIGN OÜ | 16756606 |
| DEMIAN OÜ | 12087590 |
| 2DESIGN OÜ | 16357477 |
| 372 DESIGN OÜ | 12544372 |
| 88 DESIGN OÜ | 14541662 |
| 4DESIGN OÜ (endine nimi 4Desing OÜ) | 16882344 |
| DESIGN OÜ kustutatud | 14765901 |
| 7,62 DESIGN OÜ | 16447619 |
| DEVION OÜ kustutatud | 11078560 |
| EEFIN OÜ | 16390629 |
| DOFIN OÜ | 14128672 |
| DESIN OÜ | 14931995 |
| LENTSIUS DESIGN OÜ (endine nimi OÜ ML Põrand) | 11263270 |
| EPOXY DESIGN OÜ | 17042586 |
| FALDMONT DESIGN OÜ | 16549834 |
| DELFIIN REISIBÜROO OÜ | 12233169 |
| SARKIS DESIGN OÜ | 11192267 |
| DESSANT DESIGN OÜ | 11978559 |
| DESIGN RECORDS OÜ | 12956809 |
| MJAU DESIGN OÜ | 14793240 |
| AB DESIGN OÜ | 14437309 |
| EST-DESIGN OÜ | 10875745 |
| SONNE DESIGN OÜ | 12501345 |
| BUTTERFLY DESIGN OÜ | 12102390 |
| DESIGN SCIENCE OÜ | 14333188 |
| AQUATIC DESIGN OÜ | 16867623 |