BrainGame Publishing GmbH
6
Previously known as "Ruske & Pühretmaier Design und Multimedia GmbH" (founded in 1992) and "Ruske & Pühretmaier Edutainment GmbH" (founded in 2004).
Previously known as "Ruske & Pühretmaier Design und Multimedia GmbH" (founded in 1992) and "Ruske & Pühretmaier Edutainment GmbH" (founded in 2004).