| Nimi | Paikkakunta |
|---|---|
| Datpro Oy | Helsinki |
| DAU Holding Oy | Helsinki |
| Daumants Oy | Helsinki |
| Daunne Oy | Helsinki |
| Davan Helsinki Oy | Helsinki |
| David Griffiths | Helsinki |
| David Health Solutions Oy | Helsinki |
| David Parsons | Helsinki |
| Davoco Oy | Helsinki |
| Daxxon Yhtiöt Oy | Helsinki |
| Day Spa Harmony Oy | Helsinki |
| Dayground | Helsinki |
| DaYou life | Helsinki |
| Dayprint Oy | Helsinki |
| Daze Oy | Helsinki |
| db marketing | Helsinki |
| DB-Trans Oy | Helsinki |
| DBC Suomi Oy | Helsinki |
| DBYK Helsinki Oy | Helsinki |
| DC Net Works Oy | Helsinki |
| DC Software Solutions | Helsinki |
| DC-9 Design | Helsinki |
| DCG Partners Oy | Helsinki |
| DCity Rent Oy | Helsinki |
| DCity Stations Oy | Helsinki |
Yritysesittely