| Entreprise | Fondé | Contacts |
|---|---|---|
| Mariehamns Taxi | - | - |
| Mariehamn Taxi | - | - |
| Ansgar Ab | - | - |
| GEGASS Ltd (Gustaf Erikson Gas Services Ab Ltd) | - | - |
| L'Avenir Ab | - | - |
| Mariehamns Rederiaktiebolag | - | - |
| My Åland | - | - |
| Ålands Sjöfart | - | - |
| KPMG Oy Ab, Mariehamn | - | - |
| Alandia Jazz RF | - | - |
| Bäck Advokatbyrå - Bäck Asianajotoimisto | - | - |
| GE Shipping Ab Ltd | - | - |
| GE-huset | - | - |
| Martell Consulting | - | - |
| Moremaid Software | - | - |
| Rederi Ab Tingö | - | - |
| Studio Ö Aktiebolag | - | - |
| Fiskarhedenvillan | - | - |
| Voir plus de détails sur www.addresshistory.org | ||