| Name | : Porvoon maske oy |
| Business Number | : 0925883-3 |
| Category | : Limited Company |
| Primary language | : Finnish |
| Place of taxation | : Porvoo  | Date of registration | : 14/04/1993 |
| Activity | : Construction of residential and non-residential buildings |
| Alias | : Maske, Oy Apsis Ab |