De Utrechtse Muziekschool (DUMS), Otto teaches drums to 30 students on a weekly basis in Leidsche Rijn, Utrecht. Check out his profile for more info. (in Dutch).

DUMS is an association of more than 50 self-employed music teachers who work closely together on two locations in Utrecht. Besides music lessons, the music school also organizes concerts for students, teachers and other professional musicians.

In the past Otto also worked as a coördinator and project manager for the music school; he organized events, connected the music school to (new) local partners and supported associating music teachers with developing their practice.

As an external teacher Otto is involved with a variety of partners. He regularly works with: 

Cultuur19 - bandcoaching on high schools and jury in band competitions.

Herman Brood Academy - external assessor for exams, workshops and classes on education.

Rock City Institue - external assessor for exams.

At the moment Otto is working on an online music education community - Instrumentario - with Viduate. Both as a drum teacher and as a coördinator. Besides that he also took care of audio recording and editing for some of the courses. More info on that will follow soon.