| Nimi | Paikkakunta |
|---|---|
| Black or White markkinointi Oy | Helsinki |
| Black Press Oy | Helsinki |
| Black Stone Oy | Helsinki |
| Black wing | Helsinki |
| Black-Box IT | Helsinki |
| Black2nen Product. | Helsinki |
| Blackheads Oy | Helsinki |
| Blacklist Productions & Community | Helsinki |
| Blackout Lighting Finland Oy | Helsinki |
| Blackster Oy | Helsinki |
| Blandor Creativity Oy | Helsinki |
| Blank G Design | Helsinki |
| Blast Music | Helsinki |
| BLE Avoin yhtiö | Helsinki |
| Bleading | Helsinki |
| Bleeding Heart/Nina Laine Designs | Helsinki |
| Blend Media Oy | Helsinki |
| Bless Promotions Oy | Helsinki |
| BLF Brand Licensing Finland | Helsinki |
| Blind Angle | Helsinki |
| Blind Ear Productions | Helsinki |
| Blind Spot Pictures Oy | Helsinki |
| BLINGSPACE | Helsinki |
| Blink Oy | Helsinki |
| Blint Networks Oy | Helsinki |
Yritysesittely