| Nimi | Paikkakunta |
|---|---|
| OXO Bathrooms Oy | Helsinki |
| Oxter Avoin yhtiö | Helsinki |
| Oy 2Morrow Marketing & Design Ab | Helsinki |
| Oy A-Star Ab | Helsinki |
| Oy Aboa Animation Studio - AAS Ab | Helsinki |
| Oy Acaris Ab | Helsinki |
| Oy ActiveInspire Ltd | Helsinki |
| Oy Adiente Ab | Helsinki |
| Oy Advanced Glass Technology AGT Ltd | Helsinki |
| Oy Advorselia Ltd | Helsinki |
| Oy Afex Finland Ltd | Helsinki |
| Oy Africom Ltd | Helsinki |
| Oy Agentprof.com Ltd | Helsinki |
| Oy Aktuk Ltd | Helsinki |
| Oy Albino Ab | Helsinki |
| Oy Alexander Tillander Ab | Helsinki |
| Oy Almas-Cut Ab | Helsinki |
| Oy Anima Vitae Ltd | Helsinki |
| Oy Annette Tillander Ab | Helsinki |
| Oy Anton & Anton Ab | Helsinki |
| Oy Apassi Ab | Helsinki |
| Oy Aptifor Ab | Helsinki |
| Oy Archipelago Instruments Ab | Helsinki |
| Oy Arctic Minerals Ltd. | Helsinki |
| Oy Argentarius Ab | Helsinki |
Yritysesittely