| Nimi | Paikkakunta |
|---|---|
| Horatio | Helsinki |
| Hordeum vulgare | Helsinki |
| Horisontti Media Group Ky | Helsinki |
| Horizon-Partners Oy | Helsinki |
| Horizontal C Ky | Helsinki |
| Hörkkö Consulting Oy | Helsinki |
| HORN Organisation for Peace and Building (HOPDB) ry | Helsinki |
| Hornfels Oy | Helsinki |
| Horselandia | Helsinki |
| Horst Publishing avoin yhtiö | Helsinki |
| Hortus | Helsinki |
| Hospira Finland Oy | Helsinki |
| Hot Food IbrahimAcar | Helsinki |
| Hot Shop International Oy Ltd | Helsinki |
| Hot Source | Helsinki |
| HOTDIP OY | Helsinki |
| Hotel Arthur | Helsinki |
| Hotel Kämp | Helsinki |
| Hotel Klaus K | Helsinki |
| Hotel Skatta Oy | Helsinki |
| Hotelli Avion | Helsinki |
| Hotelli Finn | Helsinki |
| Hotelli Helka | Helsinki |
| Hotelli Katajanokka Oy | Helsinki |
| Hotelli Rantapuisto | Helsinki |
Yritysesittely