| Nimi | Paikkakunta |
|---|---|
| CEA - Competition Economics Advisor | Espoo |
| Cebco Oy | Espoo |
| Cebella | Espoo |
| Ceesays Service | Espoo |
| Ceesto | Espoo |
| Celis Tmi | Espoo |
| CELTIC CATERING | Espoo |
| CEM4Mobile Solutions Oy | Espoo |
| Cenno Software Oy | Espoo |
| Centric Finland Oy | Espoo |
| Ceram Hyd Finland Oy | Espoo |
| Cericos | Espoo |
| Cervino Oy | Espoo |
| CHAGUA OY | Espoo |
| ChangeIT Oy | Espoo |
| ChangeTrain Oy | Espoo |
| Chango Oy | Espoo |
| Chaos Creation RY rekisteröimätön yhdistys | Espoo |
| CHAOS ENTERPRISES | Espoo |
| Chaparral Finland | Espoo |
| Charmelle show | Espoo |
| CheckBin Oy | Espoo |
| Checker yhdistys ry | Espoo |
| CheckPoint Production | Espoo |
| ChemCon | Espoo |
Yritysesittely