| Nimi | Paikkakunta |
|---|---|
| Deskplay Oy | Helsinki |
| Desyr | Helsinki |
| Detail Helsinki Oy | Helsinki |
| Detta Tåg | Helsinki |
| DEVAYA | Helsinki |
| Develcomp Oy | Helsinki |
| DevelopIT Oy | Helsinki |
| Development Initiative Finland | Helsinki |
| Develore Oy | Helsinki |
| Develum Finland Oy | Helsinki |
| Devenir Oy | Helsinki |
| Deviation Finland Oy | Helsinki |
| Devicon Oy | Helsinki |
| DEVIL SPEED | Helsinki |
| Devitec-Consulting Oy | Helsinki |
| devnull | Helsinki |
| Devotum Oy | Helsinki |
| DevTrain Oy | Helsinki |
| DeWan Productions | Helsinki |
| deWille | Helsinki |
| Dexinvest Oy | Helsinki |
| Dexterius | Helsinki |
| Dezoo Oy | Helsinki |
| DFI INTERIOR GROUP OY LTD | Helsinki |
| DG DYDAGERRE OY | Helsinki |
Yritysesittely