The City of Mikkeli operates the Otavia municipal enterprise, which offers opportunities to undertake:
- Basic education for adults
- Upper secondary education for adults
- Liberal adult education courses
Specialising in online education, Otavia provides educational services and supports the development of education on a regional, national, and global level.
In the Otavia municipal enterprise operated by the City of Mikkeli, the Nettilukio (online upper secondary school for adults) and the Nettiperuskoulu (online basic education school for adults) operate online, alongside the Otava Folk High School, located in Otava, Mikkeli.
Liikelaitos Otavia (in Finnish)